Herbarium LE - Specimens

Gnetaceae

Gnetum montanum?

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, A Suoi Voi Village around point about N22º20’16’’ E102º21’35”. Secondary evergreen broad-leaved lowland and submontane forest on mountain stream slopes composed with sandstone at elevations 500–600 m a.s.l. Woody vine about 20 m long on shady stream slope. Not common.

18 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1727.

Hamamelidaceae

Altingia yunnanensis Rehder & E.H.Wilson

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, A Suoi Voi Village around point about N22º20’16’’ E102º21’35”. econdary evergreen broad-leaved lowland and submontane forest on mountain stream slopes composed with sandstone at elevations 500–600 m a.s.l. Tree to 20 m tall. Occasional.

18 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1732.

Menispermaceae

Diploclisia glaucescens (Blume) Diels

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, A Suoi Voi Village around point about N22º20’16’’ E102º21’35”.т Secondary evergreen broad-leaved lowland and submontane forest on mountain slopes composed with sandstone at elevations 500–600 m a.s.l. Woody vine to 15 m long. Young fruits light green. Not common.

18 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1712.

Piperaceae

Zippelia begoniifolia Blume

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’50’’ E102º14’18”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 750–820 m a.s.l. along small stream. Terrestrial herb to 0.5 tall in open place on mountain slope. Flowers white. Not common.

16 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1684.

Polygonaceae

Polygonum chinense

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Herbaceous scandent epiphytic vine to 3 m long in open wet place along stream. Flowers red. Common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1664.

Polypodiaceae s.l.

Pyrrosia nummulariifolia (Sw.) Ching.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, Leng Su Sin Village around point about N22º21’18’’ E102º19’08”. Secondary evergreen broad-leaved lowland and submontane forest on mountain slopes composed with sandstone at elevations 700–950 m a.s.l. Creeping epiphyte on tall trees. Occasional.

19 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1751.

Polypodiaceae s.l.

Tectaria griffithii (Baker) C.Chr.?

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Terrestrial fern with fronds to 1.2 m long on shady steep stream slope. Very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1676.

Polypodiaceae

Elaphoglossum sinii C.Chr.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, Ta Mieu Village around point about N 22º24’02’’ E 102º08’38”. Old humid secondary evergreen broad-leaved montane forest of very steep mountain slopes composed with sandstone at elevations 1800–1850 m a.s.l. Creeping fern on mossy tree near mountain slope. Not common.

14 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1630.

Polypodiaceae s.l.

Teratophyllum hainanense S.Y.Dong & X.C.Zhang?

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Creeping epiphytic vine to 5 m long on old mossy tree. Not common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1644.

Polypodiaceae s.l.

Tectaria griffithii (Baker) C.Chr.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Terrestrial fern with fronds to 1 m long on shady wet slope. Very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1647.

Taccaceae

Tacca chantrieri

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Terrestrial herb in shady slope along stream. Leaves to 1.2 m long, Flowers dirty greenish-violet. Common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1666.

Theaceae

Schima wallichii (DC.) Korth

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, Leng Su Sin Village around point about N22º21’18’’ E102º19’08”. Secondary evergreen broad-leaved lowland and submontane forest on mountain slopes composed with sandstone at elevations 700–950 m a.s.l. Tree 15-20 m tall. Flowers white, stamens yellow. Common.

19 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1758.

Urticaceae

Elatostema tsoongii (Merr.) H. Schroet.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Terrestrial and lithophytic herb on shady slope. Very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1643.

Zingiberaceae

Etlingera yunnanensis (Wu & Senjen) R.M. Sm.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, A Suoi Voi Village around point about N22º20’16’’ E102º21’35”. Secondary evergreen broad-leaved lowland and submontane forest on mountain slopes composed with sandstone at elevations 500–600 m a.s.l. Terrestrial herb to 3 m tall on shady slope. Median tepal yellow with red center. Occasional.

18 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1720.

Apocynaceae

Amalocalyx microlobus Pierre

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Leng Su Sin Municipality, Leng Su Sin Village around point about N22º21’18’’ E102º19’08”. Secondary evergreen broad-leaved lowland and submontane forest on mountain slopes composed with sandstone at elevations 700–950 m a.s.l. Woody vine to 10 m long, Flowers pink to light purple. Occasional.

19 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1770.

Anacardiaceae

Allospondias lakonensis Stapf.

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’51’’ E102º14’26”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 700–800 m a.s.l. along small stream. Tree 5-6 m tall in rather open place on steep stream slope. Flowers light yellowish. Locally very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1678.

Araceae

Steudnera colocasiifolia K.Koch

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, A Pa Chai Village around point about N22º22’50’’ E102º14’18”. Old humid secondary evergreen broad-leaved submontane forest of steep mountain slopes composed with sandstone at elevations 750–820 m a.s.l. along small stream. Terrestrial herb in wet place on very steep mountain slope. Inflorescence spathe brownish red. Occasional.

16 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1685.

Araceae

Sauromatum horsfieldii Miq.

Lao Cai Prov., Sapa Distr., the territory of Hoang Lien National Park allied to Sapa Town, route to Ham Rong mountain, around point N 22º20’02’’ E 103º50’55”, elevation 1600-1680 m a.s.l. Humid mossy secondary forest and scrub on very steep slopes of mountain composed with solid marble-like highly eroded limestone on the territory of town botanical garden. Terrestrial and lithophytic herb in shady places between limestone rocks. Spathe outside olive green. Common.

26 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1818.

Asclepiadaceae

Hoya polyneura

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Sin Thau Municipality, Ta Mieu Village around point about N 22º24’02’’ E 102º08’38”. Old humid secondary evergreen broad-leaved montane forest of very steep mountain slopes composed with sandstone at elevations 1800–1850 m a.s.l. Epiphytic undershrub on big mossy tree with pendulous shoots to 1 m long. Rare.

14 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1632.