Справочные данные LE - Этикетки Аверьянова Л. В.

FLORA OF VIETNAM
Vitaceae
Tetrastigma erubescens Planch.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°06ʹ02.6ʺN 105°03ʹ04.5ʺE, 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 (HN, LE01054366).

FLORA OF VIETNAM
Myrsinaceae
Ardisia corymbifera Mez?

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°06ʹ02.6ʺN 105°03ʹ04.5ʺE, 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. Shrub or treelet 2-3 m tall in rather open place. Flower buds purple. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 205 (HN, LE01054364, LE01054365).

FLORA OF VIETNAM
Convallariaceae
Rohdea tonkinensis (Baill.) N. Tanaka
( = Tupistra tonkinensis Baill.)

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°06ʹ02.6ʺN 105°03ʹ04.5ʺE, 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. Terrestrial erect herb to 1 m tall in shady place among rocks. Not rare. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 204 (HN, LE01054363).

FLORA OF VIETNAM
Myrsinaceae
Myrsine semiserrata Wall.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°06ʹ02.6ʺN 105°03ʹ04.5ʺE, 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. Shrub 1.5-2.5 m tall on rocky mountain top. Fruits dull purple to almost blue. Not rare. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 203 (HN, LE01054361, LE01054362).

FLORA OF VIETNAM
Convallariaceae
Tupistra fungilliformis F.T. Wang & S. Yun Liang

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°06ʹ02.6ʺN 105°03ʹ04.5ʺE, 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. Lithophytic herb on open cliff. Fruits globular, 2.5 cm in diameter, dull yellow, dirty purple spotted. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 202 (HN, LE01054359, LE01054360).

FLORA OF VIETNAM
Convallariaceae
Aspidistra marasmioides Tillich
(A. erecta Yan Liu & C.-I Peng)

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°06ʹ02.6ʺN 105°03ʹ04.5ʺE, 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. Erect terrestrial herb with semiwoody stem to 0.40 cm tall among shady rocks. Leaves uniform green. Fruits brown, globular prickly-papillose, 5-7 mm in diameter. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 201 (HN, LE01054358).

FLORA OF VIETNAM
Orchidaceae
Nephelaphyllum tenuiflorum Blume

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial creeping herb among shady rocks. Leaves dirty purple mottled. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 200 (HN, LE01054096).

FLORA OF VIETNAM
Orchidaceae
Cymbidium lancifolium Hook.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial herb among shady rocks. Not rare. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 199 (HN, LE01054094, LE01054095).

FLORA OF VIETNAM
Orchidaceae
Dendrobium williamsonii Day & Rchb.f.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Epiphyte on mossy tree on mountain top. Sepals and petals light yellow, lip with bright orange center. Not rare. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 198 (HN, LE01054093).

FLORA OF VIETNAM
Convallariaceae
Ophiopogon caulescens (Blume) Backer

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial and lithophytic herb with short, erect stem 10-15 cm long and stout stilt roots. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 197 (HN, LE01058141).

FLORA OF VIETNAM
Convallariaceae
Ophiopogon caulescens (Blume) Backer

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial and lithophytic herb with short rhizome in shady place. Flowers light violet. Common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 196 (HN, LE01058140, LE01067290).

FLORA OF VIETNAM
Convallariaceae
Ophiopogon peliosanthoides F.T. Wang & Tang

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial and lithophytic herb with short rhizome in shady place. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 195 (HN, LE01054474).

FLORA OF VIETNAM
Convallariaceae
Rohdea tonkinensis (Baill.) N. Tanaka
( = Tupistra tonkinensis Baill.)

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Erect terrestrial and lithophytic herb to 0.5 m tall in shady place. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 194 (HN, LE01058139, LE01067289).

FLORA OF VIETNAM
Begoniaceae
Begonia cavaleriei H. Lév.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial and lithophytic herb. Petioles and leaves uniformly green. Flowers pink, anthers yellow. Common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 192 (HN, LE01054472, LE01054473).

FLORA OF VIETNAM
Podocarpaceae
Podocarpus annamiensis N.E. Gray

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet 3-4 m tall in shady place near mountain top. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 191 (HN, LE01054470, LE01054471).

FLORA OF VIETNAM
Convallariaceae
Aspidistra sp. 3

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial herb with creeping rhizome 20-25 cm long, 1 cm in diameter in shady place. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 190 (HN, LE01058138).

FLORA OF VIETNAM
Gesneriaceae
Paraboea nutans D. Fang & D.H. Qin

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Lithophytic rosulate herb of vertical shady cliff near mountain top. Leaves dark green above, white below. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 189 (HN, LE01054469).

FLORA OF VIETNAM
Zingiberaceae
Alpinia sp. 1

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial herb to 2 m tall in open place. Flowers white, lip with bright red center. Common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 188 (HN, LE01054468).

FLORA OF VIETNAM
Toricelliaceae
Torricellia angulata Oliv.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet 3-4 m tall in open place. Common in places with open secondary degraded vegetation. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 187 (HN, LE01054467).

FLORA OF VIETNAM
Oleaceae
Jasminum guangxiense B.M.Miao?

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Climbing shrub 2.5-3 m tall in open place. Fruits black. Common in places with open secondary degraded vegetation. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 186 (HN, LE01054466).

FLORA OF VIETNAM
Oleaceae
Ligustrum robustum (Roxb.) Blume

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Shrub 2.5-3 m tall in open place. Flowers white, fragrant. Common in places with open secondary degraded vegetation. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 185 (HN, LE01054465).

FLORA OF VIETNAM
Piperaceae
Piper bonii C.DC.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Creeping epiphytic vine 3-4 m long (or more) in shady place, inflorescences white to light yellowish. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 184 (HN, LE01054463, LE01054464).

FLORA OF VIETNAM
Trilliaceae
Paris polyandra S.F. Wang

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Terrestrial herb to 1 m tall among shady rocks. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 183 (HN, LE01054462).

FLORA OF VIETNAM
Moraceae
Ficus variolosa Benth.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet or shrub 2-3 m tall on rocky mountain top. Syconia olive-greenish. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 182 (HN, LE01054460, LE01054461).

FLORA OF VIETNAM
Lamiaceae
Scutellaria sichourensis C.Y. Wu & H.W. Li

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Erect terrestrial and lithophytic herb in open mossy place. Flowers purple-violet. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 181 (HN, LE01054459).

FLORA OF VIETNAM
Apocynaceae
Alyxia sinensis Champ. ex Benth.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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 2-3 m long on rocky mountain top. Fruits glossy green. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 180 (HN, LE01054457, LE01054458).

FLORA OF VIETNAM
Ericaceae
Rhododendron yunnanense Franch.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Shrub to 2 m tall on rocky mountain top. Flowers pink. Median petal purple finely spotted. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 179 (HN, LE01058137, LE01067288).

FLORA OF VIETNAM
Apocynaceae
Trachelospermum jasminoides (Lindl.) Lem.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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 3-4 m long on rocky mountain top. Flowers white. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 178 (HN, LE01054455, LE01054456). Det.: D. Middleton 11.10.2019.

FLORA OF VIETNAM
Oleaceae
Jasminum nervosum Lour.?

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Climbing shrub with stems to 3 m long in open place. Flowers white. Not rare. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 177 (HN, LE01054454).

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

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet 4-6 m tall. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 176 (HN, LE01054453).

FLORA OF VIETNAM
Polypodiaceae s.str.
Prosaptia khasyana (Hook.) C.Chr. & Tard.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Epiphyte on mossy tree in shady place. Not rare. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 175 (HN, LE01058136, LE01067287).

FLORA OF VIETNAM
Pinaceae
Pseudotsuga sinensis Dode

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Tree to 10 (15) m tall. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 174 (HN, LE01058135, LE01067286).

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

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Tree to 10 (15) m tall. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 173 (HN, LE01058134, LE01067285).

FLORA OF VIETNAM
Arecaceae
Caryota obtusa Griffith

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved humid forest on steep rocky alluvial slopes. Monocarpic palm to 15 m tall. Very common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 172a (LE01058133). Det.: A. Henderson 18.09.2019.

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

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 172 (HN, LE01058132, LE01067284).

FLORA OF VIETNAM
Convallariaceae
Aspidistra sp. 3

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Rhizomatous terrestrial herb in shady place rich in humus. Rhizome suberect to ascending 5-7 cm long, 1-1.5 cm in diameter. Leaves uniform dark green. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 171 (HN, LE01058131).

FLORA OF VIETNAM
Polypodiaceae s.l. Dryopteridaceae
Polystichum dielsii Christ

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Creeping lithophytic or epiphytic fern in shady place. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 170 (HN, LE01058130, LE01067168).

FLORA OF VIETNAM
Polypodiaceae s.l.
Leptochilus ellipticus (Thunb.) Noot.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Creeping lithophytic or epiphytic fern in shady place. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 169 (HN, LE01058129, LE01067169).

FLORA OF VIETNAM
Rubiaceae
Xanthophytum polyanthum Pit.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Erect terrestrial and lithophytic herb to 1.5 m tall among shady rocks. Young flower buds light green. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 168 (HN, LE01058128, LE01067558).

FLORA OF VIETNAM
Erythroxylaceae
Erythroxylum sinense Wu

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Shrub or treelet. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 167 (HN, LE01058127, LE01067141).

FLORA OF VIETNAM
Clusiaceae
Garcinia paucinervis Chun & F.C. How

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Tree to 15 m tall. Flowers yellow. Common. Co-dominant of 1-2 forest stratum. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 166 (HN, LE01058126, LE01067300).

FLORA OF VIETNAM
Magnoliaceae
Kmeria septentrionalis Dandy

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet to 4 m tall. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 165 (HN, LE01058125, LE01067299).

FLORA OF VIETNAM
Acanthaceae
Peristrophe sp.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Erect terrestrial herb in shady place. Fruits green. Occasional. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 164 (HN, LE01058124, LE01067298).

FLORA OF VIETNAM
Tiliaceae
Burretiodendron hsienmu W.Y. Chun & F.C. How
( = Excentrodendron tonkinense (A. Chevalier) Hung T. Chang & R. H. Miao)

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 m a.s.l., karstic, highly eroded mountains composed of solid marble-like limestone, primary evergreen broad-leaved humid forest on steep rocky alluvial slopes. Tree to 30 m tall, one of the forest co-dominant. Highly exploraed for valuable timber. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 163a (HN, LE01058123).

FLORA OF VIETNAM
Taxaceae
Amentotaxus yunnanensis H.L. Li

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Lung Vay village, around point 23°05ʹ46.7ʺN 105°02ʹ53.1ʺE, 1100-1280 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. Treelet to 4 m tall in shady place. Not common. 15 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 163 (HN, LE01058122, LE01067297).

FLORA OF VIETNAM
Convallariaceae
Tupistra muricata (Gagnep.) N. Tanaka

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23°05ʹ26.3ʺN 105°01ʹ03.0ʺE, 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. Terrestrial and lithophytic rhizomatous herb on shady, rocky slope. Rhizome horizontal, 2-2.5 cm in diam. Rare. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 162 (1 living plant) (HN, LE01054092).

FLORA OF VIETNAM
Orchidaceae
Aspidistra sp. 1

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23°05ʹ26.3ʺN 105°01ʹ03.0ʺE, 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. Terrestrial rhizomatous herb in shady place. Rare. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 161 (HN, LE01054091).

FLORA OF VIETNAM
Orchidaceae
Coelogyne nitida (Wall. ex D.Don) Lindl.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23°05ʹ26.3ʺN 105°01ʹ03.0ʺE, 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. Clustering lithophyte and occasionally epiphyte. Not rare. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 160 (HN, LE01054090).

FLORA OF VIETNAM
Orchidaceae
Coelogyne schultesii S.K. Jain & S. Das

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23°05ʹ26.3ʺN 105°01ʹ03.0ʺE, 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. Creeping lithophyte and occasionally epiphyte. Not rare. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 159 (HN, LE01054089).

FLORA OF VIETNAM
Orchidaceae
Bulbophyllum flabellum-veneris (J. Koenig) Aver.

Ha Giang prov., Quan Ba distr., Bat Dai Son Nature Reserve, Can Ty commune, Dau Cau 1 village, around point 23°05ʹ26.3ʺN 105°01ʹ03.0ʺE, 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. Creeping lithophyte and occasionally epiphyte. Not rare. 14 April 2018, L. Averyanov, Nguyen Sinh Khang, Chuong Quang Ngan, T. Maisak, VR 158 (HN, LE01054088).