Справочные данные LE - Этикетки Аверьянова Л. В.

FLORA OF VIETNAM
Convallariaceae
Ophiopogon sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Nhieu Lung village, around point 22°46′07.9″N, 105°53′59.4″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation 1150-1250 m a.s.l.

Terrestrial herb with woody leafless stem to 0.5 m tall apically leafy in shady places among rocks. Young fruits dark glossy green. Locally common.

8 October 2013 CPC 5460
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Convallariaceae
Tupistra longispica Y.Wan et X.H.Lu?

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Nhieu Lung village, around point 22°46′07.9″N, 105°53′59.4″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation 1150-1250 m a.s.l.

Terrestrial and lithophytic herb with thick short rhizome to 3 cm in diam. and leaves to 1.2 m long on rocky shady very steep slope at middle part of mountain at elevation about 1100 m a.s. Fruits ovoid to sub-globular to 3 cm in diam., with dark green verruculose surface. Locally common.

8 October 2013 CPC 5459
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Cupressaceae
Fokienia hodginsii (Dunn) A.Henry et H H.Thomas

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Nhieu Lung village, around point 22°46′07.9″N, 105°53′59.4″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation 1150-1250 m a.s.l.

Treelet 3 m tall cultivated by local minority in village, originated from nearest area. Probably very rare in nature.

8 October 2013 CPC 5458
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Rutaceae
Boenninghausenia albiflora (Hook.) Meisn.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Nhieu Lung village, around point 22°46′07.9″N, 105°53′59.4″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation 1150-1250 m a.s.l.

Terrestrial herb to 1 m tall in shady wet place. Flowers white. Rare.

8 October 2013 CPC 5457
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Linaceae
Tirpitzia sinensis (Hemsl.) Hallier f.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Nhieu Lung village, around point 22°46′07.9″N, 105°53′59.4″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation 1150-1250 m a.s.l.

Shrub to 3 m tall on open rocky slope. Flowers white. Common.

8 October 2013 CPC 5456
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Convallariaceae
Aspidistra sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial herb with creeping thick rhizome in shady rocky places. Leaves narrowly obovate to 0.5 m long and 1- cm wide. Rare.

7 October 2013 CPC 5455
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
1 living specimen

FLORA OF VIETNAM
Orchidaceae
Paphiopedilum malipoense S.C.Chen et Z.H.Tsi

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic rosulate herb in shady rocky places. Leaves distinctly tessellated above, dark dirty brown-purple below. Occasional.

7 October 2013 CPC 5454
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Orchidaceae
Calanthe sylvatica (Thouars) Lindl.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial rosulate herb in shady rocky places. Flowers purple. Common, but very rare in flowers.

7 October 2013 CPC 5453
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Polypodiaceae s.l.
Cyrtomium sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic fern on shady steep slopes and on cliffs. Common.

7 October 2013 CPC 5452
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Gentianaceae
Crowfurdtia sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Herbaceous vine to 4 m long on open shrubs along rocky ridge edge. Flowers light blue to almost white. Not common.

7 October 2013 CPC 5451
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Apiaceae
Hydrocotyle siamensis H.Wolff?

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial creeping herb in shady wet rocky place on middle part of mountain slope at about 100 m a.s.l. Flowers white to greenish. Common.

7 October 2013 CPC 5450
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Polypodiaceae s.l.
Asplenium filiforme Kaulf.?

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic fern on shady steep slopes and on cliffs. Common.

7 October 2013 CPC 5449
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Ramnaceae

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Shrub 2-3 m tall in rather open places along rocky ridge edge. Common. Fruits dark red to black. Common.

7 October 2013 CPC 5448
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Primulaceae
Lysimachia sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial herb to 1 m tall on shady humid places. Flowers yellow. Occasional.

7 October 2013 CPC 5447
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Polypodiaceae s.l.
Cyrtomium sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic rosulate fern on shady steep slopes and on cliffs. Not rare.

7 October 2013 CPC 5446
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Polypodiaceae s.l.
Cheilanthes sp.?

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic rosulate fern on shady steep slopes and on cliffs. Not rare.

7 October 2013 CPC 5445
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Orchidaceae
Paphiopedilum micranthum Tang et F.T.Wang

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic rosulate herb in shady places along ridge and on high part of mountain slope. Leaves contrastly tessellated above, dark dirty purple below. Common. Extensively collected in the area for sale to Chinese dealers.

7 October 2013 CPC 5444
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Gesneriaceae
Paraboea villosa Aver. & K.S. Nguyen, sp. nov.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Terrestrial and lithophytic herb to 0.5 m tall in shady places on middle part of mountain slope. Flowers white, or with greenishtint. Common.

7 October 2013 CPC 5443
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

Herbarium prepared in 15.05.2019, L. Averyanov, CPC 5443.1. Flowers pure white, odorless.

d-EXSICCATES OF VIETNAMESE FLORA 0360 / CPC 5443.1 © L. Averyanov.

FLORA OF VIETNAM
Orchidaceae
Gastrochilus pseudodistichus (King et Pantl.) Schltr.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Short ascending lithophytic vine to 0.6 m long on mossy rocks along ridge edge. Flowers yellowish, tepals with orange marks, lip epichile white with dull purple marks. Leaves dirty purple spotted. Locally very common.

7 October 2013 CPC 5442
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Gesneriaceae
Chirita sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Rosulate herb on vertical shady cliffs. Flowers blue. Not common.

7 October 2013 CPC 5441
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Taxaceae
Taxus chinensis Roxb.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Treelet or shrub to 5 m tall on shady very steep rocky mountain slope. Rare.

7 October 2013 CPC 5440
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Verbenaceae
Callicarpa sp.?

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Undershrub of herb 1-1.5 m tall in rather open very steep rocky slope and on cliffs. Flowers violet. Not rare.

7 October 2013 CPC 5439
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Cupressaceae
Xanthocyparis vietnamensis Farjon et T.H.Nguyen

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Tree 6-7 m tall along high part of mountain slope. Extremely rare. Only one alive tree was found. A many logged and died trees were observed in the area.

7 October 2013 CPC 5438
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Magnoliaceae
Michelia sp.

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Tree about 5 m tall along high part of mountain slope. Occasional.

7 October 2013 CPC 5437
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Pinaceae
Pseudotsuga sinensis Dode

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Ngan Vai village, around point 22°46′53″N, 105°52′58.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1300 m a.s.l.

Tree to 15 m tall along mountain ridge and on high part of mountain slope. Very common, main dominant of the forest.

7 October 2013 CPC 5436
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Pinaceae
Pinus fenzeliana Hand.-Mazz.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Tree 6-9 m tall along mountain ridge and on high part of mountain slope. Not common.

5 October 2013 CPC 5435
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Fagaceae
Lithocarpus sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Tree 7-8 m tall on mountain slope. Fruits glossy green. Common.

5 October 2013 CPC 5434
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Pinaceae
Tsuga chinensis (Franch.) Pritz.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Tree 15 m tall on mountain slope. Rare. Old trees were logged years ago.

5 October 2013 CPC 5433
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Orchidaceae
Zeuzine goodyeroides Lindl.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Creeping terrestrial herb in shady humid place in middle part of mountain slope. Not rare.

5 October 2013 CPC 5432a
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

Fl. in cult. 1 Sept. 2014. Flowers odorless, sepals pinkish, petals white, lip hypochile yellow, epichile white. L.Averyanov. Photos.

FLORA OF VIETNAM
Orchidaceae
Liparis superposita Ormerod

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Creeping lithophytic herb in shady humid place in middle part of mountain slope. Flowers light green to dull yellow-orange. Very common.

5 October 2013 CPC 5432
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Orchidaceae
Holcoglossum lingulatum

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

5 October 2013 CPC 5431 ass.
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
Photos

FLORA OF VIETNAM
Orchidaceae
Coelogyne malipoensis

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

5 October 2013 CPC 5431 ass.
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
Photos

FLORA OF VIETNAM
Orchidaceae
Calanthe densiflora Lindl.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Creeping terrestrial herb in shady humid place in middle part of mountain slope. Flowers dull yellow. Not common.

5 October 2013 CPC 5431
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
Photos

FLORA OF VIETNAM
Magnoliaceae
Michelia sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Young treelet 4 m tall on rather open rocky slope. Probably common.

5 October 2013 CPC 5430
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Convallariaceae
Tupistra cardinalis sp.nov.?

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionally logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Ascending terrestrial and lithophytic herb with leaves to 1 m (and more) long on rocky mountain slope. Not common.

5 October 2013 CPC 5429a
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
(Living plant collected)

Flowered in October November 2017. Flowers purple-brown. Herbarium specimen prepared at 5 November. Photos.

FLORA OF VIETNAM
Convallariaceae
Ophiopogon sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionally logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Clustering herb with leaves to 1 m (and more) long on shady rocks in middle part of mountain slope. Not ripe fruits dark glossy green. Not common.

5 October 2013 CPC 5429
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
(Living plant collected)

FLORA OF VIETNAM
Rubiaceae
Ophiorrhiza sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Herb or undershrub about 0.5 m tall on vertical shady wet cliff. Flowers light violet. Occasional.

5 October 2013 CPC 5428
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Gesneriaceae
Aeschynanthus acuminatissimus W.T.Wang

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Epiphytic pendulous undershrub on mossy tree. Flowers brightly red. Not rare.

5 October 2013 CPC 5427a
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
Photos only

FLORA OF VIETNAM
Cupressaceae
Xanthocyparis vietnamensis Farjon et T.H.Nguyen

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Tree 7 to 9 m tall along ridge edge and in highest part of slope. Young trees are not rare, old trees (to 0.6 m dbh) were logged many years ago.

5 October 2013 CPC 5427
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Magnoliaceae
Michelia fulva Hung T.Chang et B.L.Chen

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Treelet 5 m tall in rather open rocky sliope. Common.

5 October 2013 CPC 5426
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Apiaceae
Hydrocotyle siamensis H.Wolff.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Terrestrial creeping herb in wet open place. Flowers greenish. Not rare.

5 October 2013 CPC 5425a
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Convallariaceae
Aspidistra carnosa Tillich (= Aspidistra oviflora Aver. et Tillich Type)

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Terrestrial herb with thick plagiotropic rhizome to 30 cm long and erect leaves to 0.8 m long in dark humid depression between shady cliffs in middle part of mountain slope. Flower buds ovoid, 2-3 cm in diam, dirty violet to dirty purple outside. Rare.

5 October 2013 CPC 5425
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets, Photos

Fl. in cult in 15 August 2016. Flowers almost entirely dark dirty reddish-purple. Photos, L. Averyanov.

FLORA OF VIETNAM
Urticaceae
Elatostemma sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Lithophytic herb to 1 m tall on wet open rocks in mountain walley. Flowers white. Locally abundant.

5 October 2013 CPC 5424
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Gesneriaceae
Boea sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Lithophytic herb to 0.5 m tall on wet open rocks in mountain walley. Flowers white, yellow-brownish inside. Locally common.

5 October 2013 CPC 5423
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
Photos

FLORA OF VIETNAM
Gesneriaceae

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Terrestrial herb in wet open place in mountain walley. Flowers blue. Locally very common.

5 October 2013 CPC 5422
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Begoniaceae
Begonia sp.

Cao Bang Prov., Nguyen Binh Distr., Yen Lac Municipality, Chi Doi village, around point 22°45′34″N, 105°51′48.7″E.

Primary fractionaly logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Lithophytic herb on shady cliffs on miffle part of mountain slope. Leaves dark green above, light green with purple veins below. Flowers pink, anthers yellow. Very common.

5 October 2013 CPC 5421
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets
Photos

FLORA OF VIETNAM
Taxaceae
Taxus chinensis Roxb.

Cao Bang Prov., Nguyen Binh Distr., Ca Thanh Municipality, Ta Pin village, around point 22°43′56.4″N, 105°51′16.4″E.

Primary coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Young tree or shrub on shady slope. Rare.

5 October 2013 CPC 5420
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Cupressaceae
Xanthocyparis vietnamensis Farjon et T.H.Nguyen

Cao Bang Prov., Nguyen Binh Distr., Ca Thanh Municipality, Ta Pin village, around point 22°43′56.4″N, 105°51′16.4″E.

Primary coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Young tree about 6 m tall and 10 cm dbh on shady slope. Rare.

5 October 2013 CPC 5419
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Cupressaceae
Fokienia hodginsii (Dunn) A.Henry et H H.Thomas

Cao Bang Prov., Nguyen Binh Distr., Ca Thanh Municipality, Ta Pin village, around point 22°43′56.4″N, 105°51′16.4″E.

Primary coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Young tree about 5 m tall on shady slope. Rare.

5 October 2013 CPC 5418
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

FLORA OF VIETNAM
Berberidaceae
Mahonia nepalensis DC.

Cao Bang Prov., Nguyen Binh Distr., Ca Thanh Municipality, Ta Pin village, around point 22°43′56.4″N, 105°51′16.4″E.

Primary coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation about 1400 m a.s.l.

Shrub or treelet to 3 m tall. Flowers brightly yellow. Not common.

5 October 2013 CPC 5417
L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets