Herbarium LE - Specimens

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cayratia trifolia (L.) Domin ? Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. 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 400-600 m a.s.l. Scandent shrub or semi-woody vine 3-4 m long among open rocks on mountain top. Fruits dark purple. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 977.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cissus adnata Roxb. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. 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 400-600 m a.s.l. Terrestrial and lithophytic herb or undershrub to 1 m tall among exposed rocks near mountain top. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 989.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cayratia trifolia (L.) Domin ? Laos, Khammoune prov., Boualapha distr., Nong Seng village, Vang Phae Lay mountain, around point 17°31'02.7"N, 105°47'17.2"E. 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 300-530 m a.s.l. Scandent shrub or woody vine among open rocks on mountain top. Fruits green. Occasional. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 939.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cissus adnata Roxb. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. 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 400-600 m a.s.l. Terrestrial and lithophytic herb or undershrub to 1 m tall among exposed rocks near mountain top. Common. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 989.

FLORA OF LAOS Nakai-Nam Theun Protected Area Vitaceae Tetrastigma harmandii Planch. ? Laos, Khammoune prov., Boualapa distr., Langkhang village, steep southern slopes of sandstone ridge allied to the road from the north between points 17°34'02.2"N 105°42'42.6"E, 200 m and 17°34'51.1"N 105°43'01.2"E, 535 m a.s.l. Primary lowland semideciduous and evergreen dry forest on very steep rocky slopes. Large woody vine with terete stem to 30-40 m long and to 20 cm in diam. Ripe fruits black, juicy, sweet. Not common. 15 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, AL 1082.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cissus adnata Roxb. Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. 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 400-600 m a.s.l. Semi-woody vine 3-5 m long among open rocks on mountain top. Young leaves reddish-brown. Occasional. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 976.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cissus javana DC. ( = Cissus discolor Blume) Laos, Khammoune prov., Boualapha distr., Nong Seng village, Chanh Daeng mountain, around point 17°31'11.1"N, 105°46'41.4"E. 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 400-600 m a.s.l. Herbaceous vine 2-3 m long among open rocks near mountain top. Leaves dark velvety green- white tessellated with dark purple nerves above, dark dirty violet below. Occasional. 11 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 980.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Tetrastigma lanceolarium (Roxb.) Planch. ? Laos, Khammoune prov., Boualapha distr., Vang Maner village, around point 17°29'39.3"N, 105°50'24.6"E. 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 350-430 m a.s.l. Semideciduous vine 5-8 m long in open place. Fruits orange. Occasional. 9 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 858.

FLORA OF LAOS Hin Nam No Nature Protected Area Vitaceae Cissus adnata Roxb. Laos, Khammoune prov., Boualapha distr., Vang Maner village, around point 17°29'39.3"N, 105°50'24.6"E. 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 350-430 m a.s.l. Lithophytic herb or undershrub 0.5-1 m tall on open rocks near mountain top. Flowers greenish to yellowish. Occasional. 9 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 824.

FLORA OF LAOS Nakai-Nam Theun Protected Area Vitaceae Tetrastigma harmandii Planch. ? Laos, Khammoune prov., Boualapa distr., Langkhang village, steep southern slopes of sandstone ridge allied to the road from the north between points 17°34'02.2"N 105°42'42.6"E, 200 m and 17°34'51.1"N 105°43'01.2"E, 535 m a.s.l. Primary lowland semideciduous and evergreen dry forest on very steep rocky slopes. Large woody vine with terete stem to 30-40 m long and to 20 cm in diam. Ripe fruits black, juicy, sweet. Not common. 15 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, AL 1082.

FLORA OF VIETNAM Vitaceae Ampelopsis sp.? Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ41.5ʺN 104º50ʹ41.6ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1400 m a.s.l. Primary evergreen broad-leaved very humid forest. Herbaceous vine 3-4 m long in open place. Flowers reddish. Not rare. 22 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 609.

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM Vitaceae Tetrastigma sp. Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23º03ʹ13.4ʺN 104º51ʹ48.8ʺE, steep rocky slopes of stream valley composed with eroded stratified highly eroded limestone at elevation 1000-1200 m a.s.l. Primary evergreen broad-leaved very humid forest. Herbaceous vine 4-6 m long in open place, flowers greenish. Common. 23 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 725.

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM Vitaceae Ampelopsis sp.? Ha Giang prov., Quan Ba distr., Bat Dai Son commune, Bat Dai Son Nature Reserve, San Chu village, around point 23º08ʹ55.1ʺN 104º59ʹ45.7ʺE, 1000-1200 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary and partially degraded evergreen broad-leaved humid forest on rocky mountain slopes. Herbaceous vine 3-4 m long in rather open place. Young leaves red. Not rare. 13 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 074.

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM Vitaceae Ampelopsis sp.? Ha Giang prov., Quan Ba distr., Bat Dai Son commune, Bat Dai Son Nature Reserve, San Chu village, around point 23º08ʹ55.1ʺN 104º59ʹ45.7ʺE, 1000-1200 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary and partially degraded evergreen broad-leaved humid forest on rocky mountain slopes. Herbaceous vine 3-4 m long in rather open place. Young leaves red. Not rare. 13 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 074.

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM Vitaceae Tetrastigma sp.? Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23º06ʹ02.6ʺN 105º03ʹ04.5ʺE, 1200-1305 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved humid forest on steep rocky slopes near mountain tops. Woody vine 4-6 m long in open place. Leaves below dull brownish-purple, fruits purple. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 206.

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM Vitaceae Tetrastigma sp.? Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23º05ʹ26.3ʺN 105º01ʹ03.0ʺE, 1100-1150 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved humid forest on steep rocky slopes near mountain tops. Woody vine to 10 m long in open place. Leaves dull purple below. Fruits bright red. Not common. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 124.

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM Vitaceae Cayratia corniculata Gagnep. Ha Giang Prov., Quan Ba Distr., Can Ty Commune, Sin Suoi Ho Village, around point 23.09566ºN 105.02142ºE. Very steep mountain slopes composed of solid highly eroded karstic limestone at elevation 800–1000 m a.s.l. Remnants of primary evergreen broad-leaved and coniferous (with Calocedrus rupestris and Xanthocyparis vietnamensis) humid forest. Herbaceous or semiwoody vine to 4 m long in open rocky place. Fruits white. Common. 11 October 2019, L. Averyanov, Nguyen Sinh Khang, T. Maisak, VR 1592.

FLORA OF VIETNAM Vitaceae Tetrastigma erubescens Planch. Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23º05ʹ26.3ʺN 105º01ʹ03.0ʺE, 1100-1150 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved humid forest on steep rocky slopes near mountain tops. Woody vine to 10 m long in open place. Leaves dull purple below. Fruits bright red. Not common. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 124 (HN, LE01058110).

All photos © L. Averyanov & K.S. Nguyen

FLORA OF VIETNAM

All photos © L. Averyanov & K.S. Nguyen

All photos © Nguyen Van Canh

All photos © Nguyen Phi Tam

All photos © Nguyen Sinh Khang