Herbarium LE - Specimens

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.

Asclepiadaceae

Pentasacme caudatum Wall. ex Wight

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. Lithophytic herb to 0.5 m tall on open stream rocks and cliffs. Flowers white. Occasional.

18 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1735.

LORA OF VIETNAM

Asteraceae

Crassocephalum rubens (Jacq.) S.Moore

Dien Bien Prov., Muong Nhe Distr., Muong Nhe Natural Reserve, Chung Chai Municipality, near Doan Ket Bridge, around point about N22º17’16’’ E102º23’58”, elevation 550-650 m a.s.l. Secondary evergreen broad-leaved lowland forest on mountain slopes composed with sandstone at elevations 550–650 m a.s.l. Ruderal herb to 1 m tall in open places along road. Flowers blue. Very common.

20 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1788.

Det.: A. Sennikov 23 May 2022

Balsaminaceae

Impatiens siculifera Hook.f.

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. Terrestrial erect sometime branching herb to 0.6 m tall on vet open slope. Flowers yellow. Locally common.

14 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1605.

Begoniaceae

Begonia hemsleyana

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. Terrestrial and lithophytic herb on very steep wet slopes and cliffs. Flowers pink to pink purple. Not rare.

14 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1611.

Carlemanniaceae (Rubiaceae s.l.)

Silvianthus tonkinensis (Gagnep.) Ridsdale?

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. Treelet 2.5-3 m tall in rather open place on stream slope. Occasional.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1674.

Commelinaceae

Porandra sp (Amischotolype sp.)

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 to 1 m tall on shady stream slope. Common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1668.

Ericaceae

Lyonia ovalifolia (Wall.) Drude

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. Tree about 15 m tall on top of ridge. Flowers white. Occasional.

14 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1620.

Ebenaceae

Diospyros brandisiana Kurz

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. Tree 5-7 m tall on steep mountain slope. Flowers white, spicy fragrant. Fruits dark brown. Rare.

16 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1703.

Ebenaceae

Diospyros brandisiana Kurz

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. Caulifloric tree 4-5 m tall on rocky stream slope. Not ripe fruits green with dense short back hairs (ripe fruits yellow, edible, sweet). Not common.

18 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1717.

Convallariaceae

Ophiopogon megalanthus F.T. Wang & L.K. Dai

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 on shady slope along stream. Flowers light lilac to almost white. Seeds glossy blue. Very common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1660.

Convallariaceae

Disporopsis longifolia

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 to 1 m tall on steep slope. Flowers white, light greenis, stem light green with dirty purple spots. Not common.

15 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, Cuong Huu Nguyen, T. Maisak, Bac Cam Khoa, VR 1653.

Convallariaceae

Ophiopogon cordylinoides

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 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 1645.

Convallariaceae

Ophiopogon dracaenoides?

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 with stem to 0.8 m long 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 1641.

Convallariaceae

Ophiopogon intermedius D.Don

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. Flowers light violet to almost white, anthers light greenish. Common. 26 May 2022, L. Averyanov, Tran Huy Thai, Khang Sinh Nguyen, T. Maisak, VR 1817.