Справочные данные LE - Этикетки Аверьянова Л. В.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Oxalidaceae
Biophytum fruticosum Blume

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb on rocky slope near mountain top. Flowers white. Not rare.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 797.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Rubiaceae

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub 2-2.5 m tall on open rocks near mountain top. Flowers yellowish. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 796.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Begoniaceae
Begonia sp.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Lithophytic clustering herb on small shady shelves of vertical cliff near mountain top. Leaves uniform green. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 795.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Sapotaceae
Sideroxylon sp.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub 2-3 m tall on open rocks near mountain top. Inflorescence bracts white, flowers yellow. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 794.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Pholidota imbricata Lindl.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Lithophytic clustering herb on small shady shelves of vertical cliff near mountain top. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 793.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Gesneriaceae
Primulina colaniae (Pellegr.) Mich.Möller & A. Weber ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Lithophytic rosulate herb on small shady shelves of vertical cliff near mountain top. Locally very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 792.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Rubiaceae
Mussaenda sp.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Treelet 3 m tall on open rocks near mountain top. Inflorescence bracts white, flowers yellow. Not common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 791.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Paphiopedilum concolor (Bateman) Pfitzer

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Lithophytic rosulate herb on small shady shelves of vertical cliff near mountain top. Locally common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 790.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Connaraceae
Rourea minor (Gaertn.) Leenh.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Woody vine to 10 m long in rather open place. Fruits orange-red. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 789.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Tainia penangiana Hook.f. Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb on shady rocky slope with bamboo. Not common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 788.

Fl. 15 Feb. 2019, sepals & petals light yellowish-brown, lip white with fine purple marks. Photos. L. Averyanov.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Opiliaceae
Melientha suavis Pierre

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Caulifloric tree to 15 m tall. Fruits green. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 787.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Verbenaceae
Vitex sp. ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub or treelet 2-3 m tall on open rocks near mountain top. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 786.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Gentianaceae
Canscora ciathula Aver., sp. nov. (C. diffusa (Vahl) Roem. & Schult. aff.)

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial and lithophytic herb on open rocks near mountain top. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 785.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Selaginallaceae
Selaginella pubescens (Wall.) Spring?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Lithophytic herb on shady cliffs near mountain top. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 784.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Rubiaceae
Serissa japonica (Thunb.) Thunb.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub 1.5-2 m tall on exposed rocks of mountain top. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 783.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Rubiaceae
Catunaregam sp.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub to 2.5 m tall on exposed rocks of mountain top. Flowers white. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 782.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Anacardiaceae
Pistacia weinmanniifolia J. Poiss. ex Franch.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Tree 6-8 m tall on exposed rocks of mountain top. Common. Occasional co-dominant of deciduous forest on mountain tops.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 781.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Agavaceae
Dracaena angustifolia (Medik.) Roxb. ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub to 3 m tall. Fruits glossy olive green. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 780.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Coelogyne trinervis Lindl.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Epiphyte on tall tree. Not common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 779.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Tropidia curculigoides Lindl.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb in shady place. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 778.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Eparmatostigma dives (Rchb.f.) Garay

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Epiphyte on tall tree. Flower buds pale yellowish. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 777.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Zingiberaceae
Amomum sp. nov.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb in open rocky place. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 776.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Dendrobium chrysotoxum Lindl.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Epiphyte on tall trees. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 775.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Dendrobium spatella Rchb.f.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Epiphyte on tall trees. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 774.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Melastomataceae
Memecylon edule Roxb.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Treelet to 4 m tall on exposed rocks of mountain top. Very common. Occasional co-dominant of deciduous forest on mountain tops.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 773.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Arecaceae
Arenga westerhoutii Griff.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Palm on steep rocky slopes and cliffs near mountain top. Stem to 2 m tall, leaves to 4 m long. Very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 772.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Annonaceae
Miliusa mollis Pierre ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Treelet on shady slope. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 771.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Araceae
Arisaema roxburghii Kunth

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb among shady rocks. Spathe white mottled with gray, apex green. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 770.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Hypericaceae
Cratoxylum formosum (Jacq.) Dyer

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Deciduous tree to 10 m tall on exposed rocks of mountain top. Very common. Occasional co-dominant of deciduous forest on mountain tops.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 769.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Bignoniaceae
Radermachera boniana Dop

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Treelet about 3 m tall on exposed rocks of mountain top. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 768.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Annonaceae
Miliusa balansae Finet & Gagnep.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Treelet in shady rocky place. Flowers yellowish. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 767.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Opiliaceae
Cansjera rheedi J.F. Gmel.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub to 2-3 m tall. Fruits bright red. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 766.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Rutaceae
Murraya paniculata (L.) Jack

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Shrub to 2 m tall in open place. Fruits dark glossy green. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 765.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Oleaceae
Jasminum nervosum Lour.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Scandent shrub to 3 m tall in open place. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 764.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Eria perpusilla E.C. Parish & Rchb.f. ( = Gunnarorchis perpusilla (E.C.Parish & Rchb.f.) Brieger; Thelasis perpusilla (C.S.P.Parish & Rchb.f.) Schuit.)

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Adpressed epiphyte on branches of tall tree. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 763.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Nyctaginaceae
Boerhavia diffusa L.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Prostrate lithophytic herb on shelves of open vertical cliff. Flowers pink-purple. Rare.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 762.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Annonaceae
Anaxagorea sp. ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Undershrub 1.5 m tall. Flowers white. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 761.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Annonaceae
Cyathocalyx martabanicus Hook. f. & Thomson

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Tree 15-20 m tall. Flowers yellow. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 760.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Araceae
Homalomena occulta (Lour.) Schott

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb on open rocks. Spathe green. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 759.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Polypodiaceae s.l. (Tectariaceae)
Tectaria brachiata (Zoll. & Moritzi) C.V.Morton

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial fern in shady place. Very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 758.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Polypodiaceae s.l. (Tectariaceae)
Tectaria herpetocaulos Holttum

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial fern in shady place. Very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 757.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Polypodiaceae s.l. (Dryopteridaceae)
Polystichum hookerianum (C.Presl) C.Chr.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial fern in shady place. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 756.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Commelinaceae
Pollia secundiflora (Blume) Bakh.f. ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb to 0.5 m tall on shady rocky slope. Flowers white with blue tint. Occasional.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 755.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Zingiberaceae
Meistera calcarata (Lamxay & M.F.Newman) Škorničk. & M.F.Newman ( = Amomum calcaratum Lamxay & M.F. Newman)

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial herb to 1.5 m tall on shady rocky slope. Flowers white. Common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 754.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Lecythidaceae
Duabanga grandiflora (DC.) Walp.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Tree to 30 m tall and 1 m DBH on mountain slope. Flowers white. Common. Usual co-dominant of the forest at middle part of hill slopes.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 753a (photo only).

FLORA OF LAOS
Hin Nam No Nature Protected Area

Anacardiaceae
Allospondias lakonensis Stapf ?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Tree 20-30 m tall. Flowers white. Common. Usual co-dominant of the forest at middle part of hill slopes.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 753.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Araceae
Scindapsus sp.?

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Creeping epiphytic vine in shady place. Not common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 752.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Orchidaceae
Aerides odorata Lour.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Epiphyte on tall tree. Very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 751.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Araceae
Aglaonema costatum N.E. Br.

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Terrestrial creeping herb in shady place, Inflorescence white. Very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 750.

FLORA OF LAOS
Hin Nam No Nature Protected Area

Arecaceae
Arenga caudata (Lour.) H.E. Moore

Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l.

Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l.

Undershrub to 1.5 m tall. Flowers white, fruits yellowish. Very common.

8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 749.