Справочные данные LE - Этикетки Аверьянова Л. В.

FLORA OF VIETNAM
Polypodiaceae s.l.
Phymatosorus sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′25′'N, 107°34′09′'E, rocky quartzite outcrops along Mang Chan ridge at elevation about 825 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along ridge tops composed with white eroded quartzite.

Creeping lithophytic fern on shady vertical mossy cliffs. Common.

HAL 8195 13 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Odontochilus saprophiticus (Aver.) Ormerod

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°12′55′'N, 107°35′35′'E, SW slopes of Mang Chan ridge at elevation about 450 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Achlorophyllous ground tuberiferous yellowish-brown saprophyte. Sepals olive-brown. Lip white. Very rare.

HAL 8194 13 May 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

d-EXSICCATES OF VIETNAMESE FLORA 0018/HAL8194 (HN, LE)
© Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

FLORA OF VIETNAM
Rutaceae
Luvunga scandens (Roxb.) Ham.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°12′55′'N, 107°35′35′'E, SW slopes of Mang Chan ridge at elevation about 450 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Woody vine up to 20 m long. Occasional.

HAL 8193 13 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Orchidaceae
Trichotosia pulvinata (Lindl.) Kraenzl.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′25′'N, 107°34′09′'E, SW slopes of Mang Chan ridge at elevation about 825 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes and mountain tops composed with shale with quartzite.

Epiphyte on tall trees. Flowers white. Very common.

HAL 8192 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Orchidaceae
Eria floribunda Lindl. ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Epiphyte on tall trees. Not common.

HAL 8191 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Melastomataceae
Sonerila sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial herb on shady slope. Flowers purple-violet. Not common.

HAL 8190 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Nephelaphyllum tenuiflorum Blume

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial herb on shady stream slope. Rare.

HAL 8189 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Pholidota guibertiae Finet

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Epiphyte on mossy trees along stream. Flowers orange. Occasional.

HAL 8188 12 May 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Melastomataceae
Blastus pauciflorus ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Undershrub 1.5-2 m tall on stream slope. Flowers white. Very common.

HAL 8187 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Polypodiaceae s.l.
Antrophyum sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Lithophytic fern on shady stream canyon cliffs. Locally common.

HAL 8186 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Rubiaceae
Morinda sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Woody vine 6-8 m long. Not common.

HAL 8185 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Rutaceae
Atalangia sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Shrub 2-3 m tall. Fruits green. Occasional.

HAL 8184 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Arecaceae
Rhapis excelsa?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Palm up to 2.5 m tall on very steep slope. Not common.

HAL 8183 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Myrsinaceae
Ardisia sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Shrub 1-1.5 m tall. Occasional.

HAL 8182 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Acanthaceae
Gen.?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial herb on very steep shady slope. Locally common.

HAL 8181 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Polypodiaceae s.l.
Pyrrosia lanceolata

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Creeping epiphyte on tall trees. Very common.

HAL 8180 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Dendrobium amabile O’Brien

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Epiphyte on tall trees. Occasional.

HAL 8179 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Cymbidium lancifolium Hook.f.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial herb on shady steep slope. Occasional.

HAL 8178 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Didymoplexiopsis khiriwongensis Seidenf.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Achlorophyllous tuberiferous saprophyte. Flowers white. Rare.

HAL 8177 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Anoectochilus annamensis Aver., sp.nov. Type

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial creeping herb in shady places. Sepals olive-brown, lip white. Leaves deep velvety brown-green with pink network of nerves. Rare.

HAL 8177 12 May 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

d-EXSICCATES OF VIETNAMESE FLORA 0023/HAL8177 (HN, LE)
© Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

FLORA OF VIETNAM
Lecythidaceae
Barringtonia sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Tree 14-16 m tall. Flowers light pinkish-yellow. Not common.

HAL 8176 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Cyperaceae
Carex sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial sedge. Locally common.

HAL 8175 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Dendrobium uniflorum Griff.?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Epiphyte on tall trees. Tepals whitye to yellowish with light greenish nerves, lip yellow-brown with three deep brown median keels. Occasional.

HAL 8174 12 May 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Rubiaceae
Hedyotis sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Herbaceous vine 4-6 m long in open place. Flowers white. Common.

HAL 8173 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Liparis petelotii Gagnep. ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Lithophyte and epiphyte along shady rocky stream canyon. Not common.

HAL 8172 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Myrsinaceae
Ardisia sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Undershrub 0.5 m tall. Not common.

HAL 8171 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Melastomataceae
Sonerila sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial herb on shady slope. Not common.

HAL 8170 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Liparis nervosa (Thunb.) Lindl. ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial herb on shady slope. Occasional.

HAL 8169 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Piperaceae
Piper sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Creeping epiphytic woody vine 15-20 m long. Inflorescences white. Not common.

HAL 8168 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Fam.?
Gen.?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Treelet 4-5 m tall. Flowers white. Not common.

HAL 8167 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Rubiaceae
Knoxia mollis Wight & Arn. ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial herb 20 cm tall. Flowers white. Occasional.

HAL 8166 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Schizaeaceae
Schizaea digitata (L.) Sw.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial fern. Occasional.

HAL 8165 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Araceae
Amorphophallus sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial tuberiferous herb up to 0.4 m tall. Rare.

HAL 8164 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Gesneriaceae
Gen.?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial herb up to 0.5 m tall. Flowers whitish with violet and light brown. Not common.

HAL 8163 12 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Thrixspermum fragrans Ridl. ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Canopy epiphyte. Not common.

HAL 8162 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Proteaceae
Helicia sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Tree 12-16 m tall. Flowers yellowish-brown. Not common.

HAL 8161 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Orchidaceae
Galeola nudifolia Lour.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Achlorophyllous olive-yellowish saprophytic vine 20 m long. Flowers yellow. Fruits olive-yellowish, juicy. Not common.

HAL 8160 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Theaceae
Camellia sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Tree 5-7 m tall along stream. Fruits light brown. Not common.

HAL 8159 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Araceae
Amorphophallus sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial tuberiferous herb in shady slope. Fruits green. Not common.

HAL 8158 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Piperaceae
Piper sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Creeping epiphytic vine. Inflorescences white. Occasional.

HAL 8157 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Rubiaceae
Knoxia sumatrensis (Retz.) DC.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Terrestrial herb in shady places. Common.

HAL 8156 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Mastixiaceae
Doplopanax stachyanthus Hand.-Mazz. ?

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Tree up to 25 m tall. Not rare. Occasional co-dominant of canopy forest stratum.

HAL 8155 11 May 2005. Fruits collected only.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Mastixiaceae
Diplopanax stachyanthus Hand.-Mazz.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Tree up to 25 m tall. Not rare. Occasional co-dominant of canopy forest stratum.

HAL 8154 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Podocarpaceae
Nageia wallichiana (C. Presl) Kuntze

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′36′'N, 107°35′09′'E, SW slopes of Mang Chan ridge at elevation about 450-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep slopes composed with shale with quartzite.

Tree up to 20 m tall. Occasional.

HAL 8153 11 May 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh, T.M.Duc, N.T.Dung, L.T.Hung.

FLORA OF VIETNAM
Polypodiaceae s.l.
Trichomanes sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′23′'N, 107°35′16′'E, SW slopes of Mang Chan ridge at elevation about 350-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Lithophytic fern on wet shady vertical stream cliffs along rocky stream canyon. Locally abundant.

HAL 8152 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Polypodiaceae s.l. Hymenophyllaceae
Cephalomanes javanicum (Blume) Bosch

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′23′'N, 107°35′16′'E, SW slopes of Mang Chan ridge at elevation about 350-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Lithophytic fern on wet shady vertical stream cliffs along rocky stream canyon. Locally abundant.

HAL 8151 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Zingiberaceae
Amomum sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′23′'N, 107°35′16′'E, SW slopes of Mang Chan ridge at elevation about 350-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial herb 0.3-0.4 m tall on rocky steep slope along rocky stream canyon. Tepals white, central tepal violet. Rare.

HAL 8150 11 May 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Cyperaceae
Carex sp.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′23′'N, 107°35′16′'E, SW slopes of Mang Chan ridge at elevation about 350-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Lithophytic sedge on open mossy rocks along rocky stream canyon. Locally very common.

HAL 8149 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Poaceae
Lophatherum gracile Brongn.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′23′'N, 107°35′16′'E, SW slopes of Mang Chan ridge at elevation about 350-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial and lithophytic herb on open mossy rocks along rocky stream canyon. Locally very common.

HAL 8148 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Calanthe lyroglossa Rchb.f.

Vietnam, Thua Thien – Hue Prov., Huong Thuy Distr., Duong Hoa Municipality, Huong Thuy forest enterprise territory, around point 16°13′23′'N, 107°35′16′'E, SW slopes of Mang Chan ridge at elevation about 350-500 m a.s.l.

Fractionally logged primary closed evergreen broad-leaved forest along steep stream slopes composed with shale with quartzite.

Terrestrial and epiphytic herb on deceiving timber on shady wet steep slopes along rocky stream canyon. Occasional.

HAL 8147 11 May 2005.

Collectors: L.Averyanov, P.K.Loc, T.V.Thao, N.T.Vinh.