Herbarium LE - Specimens

FLORA OF VIETNAM
Orchidaceae
Zeuxine flava (Wall. ex Lindl.) Trimen

Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Viet Municipality, to N of Sa Mui pass, around point 16°51′14″N 106°34′13″E at elevation 550-650 m a.s.l. Remnants of primary broad-leaved evergreen lowland forest on rocky remnant highly eroded solid marble-like limestone hills and low mountains with very steep slopes and vertical cliffs. Terrestrial creeping herb up to 40 cm tall in shady place. Flowers yellow. Rare.
HLF 5939 31 March 2006. Photo.
Coll. N.T.Hiep, L.Averyanov, P.K.Loc, P.V.The, N.S.Khang, P.H.Duc, L.T.Son, S.Bounphanmy, T.K.Ratana, O.Sonliya, T.Q.Dang, N.V.Hien, H.T.N.Trang, L.T.Chau.
Grant from Henry Luce Foundation.

Orchidaceae

Zeuxine grandis Seidenf.

Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Phung Municipality, Sa Mui pass, around point 16º47’42’’N 106º35’50’’E at elevation 1000-1200 m a.s.l. Primary and secondary broad-leaved evergreen submontane forest on shale mountains. Lithophytic and terrestrial creeping herb on rocky cliffs along rocky shady stream valley. Sepals olive-green at base, light dull pinkish at apex, petals and lip pure white. Occasional.

HLF 6278 28 March 2006. Photo.

Coll. L.Averyanov, P.K.Loc, P.V.The.

Grant from Henry Luce Foundation.

d-EXSICCATES OF VIETNAMESE FLORA 0069/HLF6278 (HN, LE)

© Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Bo Trach Distr., Hung Trach Municipality, Khe Me locality, around point 17є27'51''N, 106є22'46''E at elev. 900-1000 m a.s.l. Slightly logged primary closed broad-leaved evergreen forest on slopes of mountains composed with shale and sandstone. Creeping terrestrial herb in shady place along stream. Flowers white. Leaves uniform green. Very common.

No HAL 6229 29 January 2005.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 29.01.2005.

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Quang Ninh Distr., Truong Son Municipality, around point 17º26'50''N, 106º23'41''E at elev. about 600 m a.s.l. near U Bo forestry protection station. Slightly logged primary closed broad-leaved evergreen forest on steep slopes of mountains composed with shale and sandstone along stream canyon. Creeping terrestrial and lithophytic herb in shady rocky slope. Flowers white, later yellowish. Very common.

No HAL 6316 1 February 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 01.02.2005.

d-EXSICCATES OF VIETNAMESE FLORA 0005/HAL6316 (HN)

(c) Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

FLORA OF VIETNAM
Plants of the Huong Hoa District
Orchidaceae
Zeuxine grandis Seidenf.

Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Phung Municipality, Sa Mui pass, around point 16°47′42″N 106°35′50″E at elevation about 1050 m a.s.l. Terrestrial. In secondary closed evergreen broad-leaved submontane forests.
HLF 5755a 17 March 2006.
Coll. Phan Ke Loc
Grant from Henry Luce Foundation.

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata⁣.

N. Viet Nam, Lao Cai Prov., Van ban Distr., Liem Phu Municipality, Khuoi Ngoa village. Disturbed secondary vegetation in deep shade and wet conditions on ridge lower slopes elevating to nearly 1050 m, around point 21°59′31″N, 104°19′10″E. Creeping epiphytic vine to 15 m, stems tan. Calyx tan with pink lobes, flowers pink, leaves shiny light green above, fruit light green to yellow-orange.
22 February 2001. Collectors: D.K. Harder, N.T. Hiep, P.K. Loc, L.V.
Averyanov, DKH 6678a. Det.: L. Averyanov at 08.05.2021

Orchidaceae

Zeuxine goodyeroides Lindl.

Lai Chau Prov., Phong Tho Distr., Sin Suoi Ho Municipality, Sa Ma Pho village, around point 22°32’20’’N 103°33’31’’E. Secondary open evergreen broad-leaved forest and secondary woodlands on very steep mountain slopes and cliffs composed predominantly with weathered granite at elev. about 1700-1900 m a.s.l. Creeping herb on very steep shady rocky slope. Leaves dark green with median silver stripe. Locally common.

HAL 10672 12 Dec. 2006

Coll.: Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc, Pham Van The, N.T.Vinh.

All drawings © - L. Averyanov

FLORA OF LAOS
Orchidaceae
Zeuxine flava (Wall. ex Lindl.) Trimen

Vientiane prov., Vang Vieng distr., Khan Mac village, around point 18°51′26.4′'N 102°28′36.7′'E. Secondary broad-leaved deciduous open dry forest with Euphorbia antiquorum on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 400-500 m a.s.l. Terrestrial and lithophytic herb in shady place. Petals olive-brownish, lip yellow. Occasional.
LA-VN 1555a 23 March 2017
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.Maisak, Khamla Inkhavilay, Hongthong Southyvohanh, Pinmany Sisavath, Chanthala Cheuaysamphanh.

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata⁣.

N. Vietnam, Tuyen Quang prov., Na Hang distr., Xuan Tam municipality, near Ban Cai village (22°29′18′'N, 105°19′47′'E). Primary broad-leaved evergreen dry forest on very steep slopes of highly eroded remnant limestone ridge at elev. 450-500 m a.s.l. Terrestrial creeping herb in shady rocky slope. Leaves pure green. Flowers: sepals green, petals
yellow. Rare. HAL 221 22 March 2001
Collectors: P.K.Loc, N.X.Tam, L. Averyanov.

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Hoa Binh Prov., Da Bac Distr. Tien Hiep Nguyen et al. HLF 440, 30.03.2001.

Det. Averyanov, Leonid Vladimirovich at 08.05.2021.

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Bo Trach Distr., Tan Trach Municipality, about 1.5 km to SE of A Rem village (17º23'32''N, 106º12'46''E). Primary closed coniferous forest (with Calocedrus rupestris) on steep slopes and on tops of rocky ridge composed with solid marble-like highly eroded stratified crystalline limestone at elevation about 750-900 m a.s.l. Creeping lithophytic herb with uniform green leaves. Flowers white. Not common.

No HAL 6148 25 January 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 25.01.2005

Orchidaceae

Zeuxine goodyeroides Lindl.

Lai Chau Prov., Phong Tho Distr., Sin Suoi Ho Municipality, Sa Ma Pho village, around point 22°32’20’’N 103°33’31’’E. Secondary open evergreen broad-leaved forest and secondary woodlands on very steep mountain slopes and cliffs composed predominantly with weathered granite at elev. about 1700-1900 m a.s.l. Creeping herb on very steep shady rocky slope. Leaves dark green with median silver stripe. Locally common.

HAL 10672 12 Dec. 2006

Coll.: Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc, Pham Van The, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Goodyera foliosa (Lindl.) Clarke?

Lai Chau Prov., Phong Tho Distr., Sin Suoi Ho Municipality, Sa Ma Pho village, around point 22°32′20″N 103°33′31″E. Secondary open evergreen broad-leaved forest and secondary woodlands on very steep mountain slopes and cliffs composed predominantly with weathered granite at elev. about 1700-1900 m a.s.l. Creeping herb on very steep shady rocky slope. Leaves pure green. Occasional.
HAL 10670 12 Dec. 2006
Coll.: Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc, Pham Van The, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata.

Vietnam, Thua Thien – Hue Prov., Nam Dong Distr., Huong Son Municipality, around point 16°09′52′'N, 107°36′22′'E (around plot 16°10′05′'N, 107°36′02′'E). Heavily logged primary closed broad-leaved evergreen lowland forest along La Ma River on very steep hill slopes composed with clayey shale at elevation about 300-450 m a.s.l.
HAL 6896a 25 March 2005.
Collectors: L.Averyanov, N.T.Hiep, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh.

Det. Averyanov, Leonid Vladimirovich at 08.05.2021.

RUSSIAN-VIETNAMESE TROPICAL CENTER

Orchidaceae

Vietorchis furcata Aver. et Nuraliev

Southern Vietnam, Dak Lak Prov., Lak Distr., Bong Krang Municipality Chu Yang Sin national park. Mixed forest on leveled terrace of Chu Yang Sin mountain system at elevation about 1000 m

a.s.l., around point 12°23’50’’N 108°20’50’’E.

11 April 2012 M.Nuraliev 518 Photos.

All drawings © - L. Averyanov

Orchidaceae

Vietorchis furcata Aver. et Nuraliev

S Vietnam, Dak Lac Province, Chu Yang Sinh National Park 28 May 2014, M. Nuraliev 998.

Det.: L. Averyanov August 2014

FLORA OF LAOS
Orchidaceae
Vandopsis gigantea (Lindl.) Pfitzer

Vientiane prov., Kasi distr., Si Sang Vone village, around point 19°06′10.9′'N 102°10′46.1′'E. Secondary and primary evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-750 m a.s.l. Lithophytic undershrub on open mossy rocks on rocky mountain top. Not common.
LA-VN 1859 28 March 2017
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.Maisak, Khamla Inkhavilay, Hongthong Southyvohanh, Pinmany Sisavath, Chanthala Cheuaysamphanh.

FLORA OF VIETNAM
Plants of Phong Nha - Ke Bang National Park
Orchidaceae
Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Bo Trach Distr., Tan Trach Municipality, vicinities of A Rem village (17°23′22′'N, 106°12′47′'E). Slightly logged primary closed evergreen coniferous forest (with Calocedrus rupestris) on steep slopes and tops of rocky ridge composed with solid marble-like highly eroded stratified crystalline limestone at elevation about 800-900 m a.s.l. Terrestrial and lithophytic creeping herb. Leaves uniform green. Flowers white to light yellowish. Not common.
HAL 6058 24 January 2005.
Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 24.01.2005.

FLORA OF VIETNAM

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Bo Trach Distr., Tan Trach Municipality, about 1.5 km to SE of A Rem village (17º23'32''N, 106º12'46''E). Primary closed coniferous forest (with Calocedrus rupestris) on steep slopes and on tops of rocky ridge composed with solid marble-like highly eroded stratified crystalline limestone at elevation about 750-900 m a.s.l. Creeping lithophytic herb with uniform green leaves. Flowers white. Not common.

No HAL 6148 25 January 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 25.01.2005.

FLORA OF VIETNAM
Orchidaceae
Vandopsis gigantea (Lindl.) Pfitz.

N. Vietnam, prov. Bac Can, distr. Ngan Son, Wind Pass on road Hanoi - Cao Bang (N 22°25′ E 105°55′) at about 700 m elev. Large epiphyte or lithophyte. Flowers yellowish with purple tint outside tepals, lip yellowish, tepals with circular dull pink-brown spots, later flowers dull yellow, not smelled. Collected from plants offered for sale by local dealers along road. Not rare ?
CBL 1261 11 April 1999
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: P.K.Loc, P.H.Hoang, Averyanov L.

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Quang Ninh Distr., Truong Son Municipality, around point 17º26'50''N, 106º23'41''E at elev. about 600 m a.s.l. near U Bo forestry protection station. Slightly logged primary closed broad-leaved evergreen forest on steep slopes of mountains composed with shale and sandstone along stream canyon. Creeping terrestrial and lithophytic herb in shady rocky slope. Flowers white, later yellowish. Very common.

No HAL 6316 1 February 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 01.02.2005.

d-EXSICCATES OF VIETNAMESE FLORA 0005/HAL6316 (HN)

(c) Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata⁣?

Vietnam, Nghe An Prov., Tuong Duong Distr., Tam Hop Municipality, Pa Lom village, around point 19°04′41″N 104°20′51″E at elevation 1400-1500 m a.s.l. Submontane primary evergreen closed forest on very steep mountain slopes composed with stratified solid shale. Terrestrial creeping herb on steep rocky shady slope along forest stream. Leaves uniform green. Flowers white, later yellowish. Not common.
HLF 6930 24 March 2007. Photo.
Coll. Averyanov L., P.K.Loc, N.V.Trai, N.T.Vinh, N.D.Phuong, Averyanova A.
Grant from Henry Luce Foundation.

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata⁣ ?

Vietnam, Nghe An Prov., Tuong Duong Distr., Tam Quang Municipality, Tung Huong village, along Khe Mat stream around point 19°03′09″N 104°36′53″E at elevation about 355 m a.s.l. Lowland closed secondary old evergreen forest on steep slopes along rocky stream valley composed with stratified solid shale and sandstone. Terrestrial and lithophytic creeping herb along shady rocky stream. Flowers white to light yellowish. Rare.
HLF 6738 18 March 2007.
Coll. Averyanov L., P.K.Loc, N.V.Trai, N.T.Vinh, N.D.Phuong, Averyanova A.
Grant from Henry Luce Foundation.

FLORA OF LAOS
Orchidaceae
Vandopsis gigantea (Lindl.) Pfitzer

Kham Mouan Prov., Bounlapha Distr., Thong Sam village, Hinnam No Protected Area, Pu Pha Song Mt. composed by sandstone, around point 17°35′13.2”N 105°47′49.8”E. Primary evergreen broad-leaved and mixed forest on W macroslope at elevation from 500 m to the mountain top elevated to 1425 m. Lithophyte on big exposed boulders at elevation 500-700 m. Flowers yellowish with orange spots. Locally very common.
LA-VN 324 09 March 2013 photos
Coll.: L.Averyanov, N.T.Hiep, V.Lamxay, N.S.Khang, P.V.The, S.Lorphengsy

VIETNAM

ORCHIDACEAE

Vandopsis gigantea (Lindl.) Pfitzer

Ha Giang, Quang Ba District; at Sin Suoi Ho village along Sin Suoi Ho River; on east side of river; collections on small limestone mountain, severely degraded but remnants of good habitat protected by sheer limestone rock faces; along ridge.

23°06'57"N 105°01'48"E 650 - 800 m Lithophytic; vine; to 2 m; on rocky outcrops; full sun; peduncle speckled

2 April 2000

Det. Averyanov, Leonid Vladimirovich at 10.2000.

D.K. Harder, L.V. Averyanov, K. Daria & N.Q. Hieu 4909

MISSOURI BOTANICAL GARDEN HERBARIUM (MO)

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Quang Ninh Distr., Truong Son Municipality, around point 17º26'50''N, 106º23'41''E at elev. about 600 m a.s.l. near U Bo forestry protection station. Slightly logged primary closed broad-leaved evergreen forest on steep slopes of mountains composed with shale and sandstone along stream canyon. Creeping terrestrial and lithophytic herb in shady rocky slope. Flowers white, later yellowish. Very common.

No HAL 6316 1 February 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 01.02.2005.

d-EXSICCATES OF VIETNAMESE FLORA 0005/HAL6316 (HN)

(c) Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Bo Trach Distr., Tan Trach Municipality, about 1.5 km to SE of A Rem village (17º23'32''N, 106º12'46''E). Primary closed coniferous forest (with Calocedrus rupestris) on steep slopes and on tops of rocky ridge composed with solid marble-like highly eroded stratified crystalline limestone at elevation about 750-900 m a.s.l. Creeping lithophytic herb with uniform green leaves. Flowers white. Not common.

No HAL 6148 25 January 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 25.01.2005.

FLORA OF LAOS
Orchidaceae
Vandopsis gigantea (Lindl.) Pfitzer

Luang Prabang prov., Ngoy distr., Ngoy village, Pha Noi Mountain, around point 20°42′53.6′'N 102°40′34.7′'E. Remnants of primary evergreen forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 400-450 m a.s.l. Lithophytic undershrub on mossy rocks on rocky mountain top. Flowers yellow with brown spots, lip white with violet tint. Rare.
LA-VN 1969 1 April 2017 Photos.
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.Maisak, Vichith Lamxay, Koudkeo Phommachanh, Phizar Sayalath, Keooudone Souvannakhoummane.

FLORA OF VIETNAM
Orchidaceae
Vandopsis gigantea (Lindl.) Pfitz.

N. Vietnam, Thai Nguyen prov., Vo Nhai distr., Than Sa municipality, vicinities of Kim Son village (N 21°48′ E 105°54′), 23.3 km to 18° of Thai Nguyen city. Primary broadleaved evergreen dry forest along tops of karst remnant limestone ridge at elev. 450-550 m a.s.l. Lithophytic shrub with pendant shoots up to 2 m lg. Rare.
NTH 3816 23 Oct. 1999
Collectors: N.T. Hiep, P.K. Loc, L. Averyanov.

Orchidaceae

Vrydagzynea formosana Hayata⁣.

NORTHERN VIETNAM

Nghe An province, Con Cuong district, Chau Khe municipality.

Pu Mat National Park 34 km WSW of Con Cuong town

Forest, river bank N 18° 55' 56'' E 104° 35' 01'' elev. 690 m

Nuraliev M.S. № 2129 23.04.2018

Det. L.V. Averyanov at 02.07.2018

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata⁣.

Quang Nam Prov., Phuoc Son Distr., Phuoc My Municipality around point 15°20′25”N 107°40′27”E. Primary closed evergreen broad-leaved lowland wet forest on steep slopes of low mountains composed with shale and granite at elevation 500-600 m a.s.l. Terrestrial creeping herb on shady wet slopes along wet humid shady rocky stream canyon. Flowers white to light dull yellowish. Common.
HAL 11980 6 January 2009
Coll.: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh

FLORA OF VIETNAM
Orchidaceae
Vandopsis gigantea (Lindl.) Pfitz.

N. Vietnam, Ha Giang prov., Dong Van distr., Tu Tinh municipality (N 23°05′ E 105°15′), 40.7 km to 43° of Ha Giang city. Remnants of dry broadleaved evergreen forest on steep slopes and cliffs near the top of karst limestone isolated mesae at elev. 600-750 m a.s.l. Lithophyte shrub with pendant shoots up to 2 m long. Not common.
NTH 3527 10 Oct. 1999
Collectors: N.T. Hiep, N.Q. Binh, L. Averyanov, P. Cribb.

FLORA OF VIETNAM

Plants of Yok Don NP and adjacent areas

Orchidaceae

Vanilla aphylla Blume

Vietnam, Dac Lac Prov., Buon Don Distr., Krong Na municipality, Yok Don NP, Yok Don Ridge around point 12є51’12”N 107є41’18”E. Primary dry evergreen forest on thin gray soils derived from sandstone with quartzite dykes along ridge edge at elevation 300-350 m a.s.l. Creeping epiphytic vine. Not common.

HLF 7175 18 March 2008

Coll. N.T.Hiep, Averyanov L., P.K.Loc, N.T.Vinh, N.S.Khang, T.H.Thai, N.V.Trai

Grant from Henry Luce Foundation.

Fam. Orchidaceae

Vrydagzynea formosana Hayata⁣.

Quan Nam Prov., Nam Giang Distr, Dac Pre Comm. N.A. Duc et al., QN 059. 12.03.2015.

Det. Averyanov, Leonid Vladimirovich at 12.03.2015.

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata

Vietnam, Quang Binh Prov., Minh Hoa Distr., Dan Hoa municipality, Vietnam-Laotian border, around Cha Lo border gate, point 17°41′50″N 105°45′54″E. Primary broad-leaved forest on steep rocky mountain slopes composed with ochre-brown shale at elevation 300-450 m a.s.l. Creeping lithophyte on shady mossy boulders along streamlet. Flowers white, later yellowish. Not common.
HAL 11642 18 April 2008
Coll.: L.Averyanov, P.K.Loc, N.T.Vinh, N.S.Khang

Orchidaceae

Vandopsis undulata (Lindl.) J.J. Sm/

Northern Vietnam, Lai Chau province, Sin Ho district.

Coll. Chu Xuan Canh, CXC sine n, anno 2014.

Orchidaceae

Vanda flavobrunnea Rchb.f.

Son La Prov., Thuan Chau Distr., Muoi Noi Municipality, Sang village, around point 21°18’28”N 103°48’33”E. Remnants of primary broadleaved evergreen forest on top of remnant mountain composed with solid highly eroded limestone at elevation 1000-1100 m a.s.l. Epiphyte on old mossy tree on rocky top of mountain. Not rare.

CPC 1820, 22.03.2016

Coll.: L.Averyanov, N.T.Hiep, T.B.Ngan.

Det. Averyanov, Leonid Vladimirovich at 08.05.2021

Fl. in cult 22 March 2016. Photos. L.Averyanov

FLORA OF VIETNAM
Orchidaceae
Vrydagzynea formosana Hayata⁣.

Quang Binh Prov., Tuyen Hoa Distr., Lam Hoa municipality, Hung village, around point 17°56′10”N 105°49′15”E. Highly degraded primary and secondary evergreen broadleaved forest on very steep rocky slopes of remnant limestone hills composed with highly eroded marble-like crystalline limestone at elev. 150-200 m a.s.l. Creeping terrestrial and lithophytic herb in shady humid depression between limestone hills. Not common.
CPC 2505 29 April 2011
Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Det. Averyanov, Leonid Vladimirovich at 08.05.2021.

Fam. Orchidaceae

Vrydagzynea formosana Hayataю

Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the S of Na Nheo village (in the vicinity of point 21ø59'04''N, 104ø15'08''E). Primary closed broad-leaved evergreen submontane forest on steep granite and quartzite slopes at elev. 900 m a.s.l. Terrestrial herb in shady place. Flowers light dull yellowish, young- white. Locally not rare.

No HAL 2748 (Photo) 25 March 2002

Collectors: L.Averyanov, P.K.Loc, D.T.Doan (FFI Project).

Det. Averyanov, Leonid Vladimirovich at 08.05.2021

Fam. Orchidaceae

Vanda pumila Hook.f.⁣

Prov. Dac Lak. Tien Hiep Nguyen N 293. 26.03.1987

Det. Averyanov L. at 1997

Fam. Orchidaceae Juss.

Vanda flavobrunnea Rchb.f.⁣

S. Vietnam, Prov. Kontum. Open dry pine forest (with Pinus khasya) at 1000-1100 m alt. on NW slope of Ngoc Linh mountain system between Ngoc Linh and Muong Hoong villages. Epiphyte. Flowers pink with purple stripes and marks. Not rare.

No VH 1339 13.04.1995

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)

Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev.

Det. Averyanov, Leonid Vladimirovich at 07.05.2021.

Plants of Phong Nha - Ke Bang National Park

Fam. Orchidaceae

Vrydagzynea formosana Hayata.

Vietnam, Quang Binh Prov., Bo Trach Distr., Hung Trach Municipality, Khe Me locality, around point 17є27'51''N, 106є22'46''E at elev. 900-1000 m a.s.l. Slightly logged primary closed broad-leaved evergreen forest on slopes of mountains composed with shale and sandstone. Creeping terrestrial herb in shady place along stream. Flowers white. Leaves uniform green. Very common.

No HAL 6229 29 January 2005.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.

Det. Averyanov, Leonid Vladimirovich at 29.01.2005.

Fam. Orchidaceae

Vanilla siamensis Rolfe ex Downie.

Bac Kan Province, Cho Don District. Nguyen Hoang Tuan, Chu Xuan Canh s.n. 28.04.2018.

Fam. Orchidaceae

Vanda pumila Hook.f.⁣

Son La Prov., Thuan Chau Distr. Tran Tuan Anh, P-10700A. 09.03.2004

Fam. Orchidaceae Juss.

Vanda flavobrunnea Rchb.f.

S. Vietnam, Prov. Kontum. Open dry pine forest (with Pinus khasya) at 1000-1100 m alt. on NW slope of Ngoc Linh mountain system between Ngoc Linh and Muong Hoong villages. Epiphyte. Flowers pink with purple stripes and marks. Not rare.

No VH 1339 13.04.1995

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)

Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev

Det. Averyanov, Leonid Vladimirovich at 07.05.2021.

All drawings © - L. Averyanov

Orchidaceae

Vietorchis aurea Aver. (Isotype)

Northern Vietnam, Ninh Binh Prov., Nho Quan Distr., Cuc Phuong Municipality, Cuc Phuong National Park, 20 15'15''N, 105 51'40''E, at elev. about 350 s.s.l., about 1 km to Bong localiyt.

No NMC 1643 22 May 2002

Collectors: Nguyen Manh Cuong, Mai Van Xinh, Nguyen Huy Quang

Collected for ICBG, AP-1 (CP.05.02.12.07a).

FLORA OF VIETNAM

Orchidaceae

Vietorchis furcata Aver. & Nuraliev.

S Vietnam, Dak Lak Prov., Lak Distr., Bong Krang Municipality, Chu Yang Sin National Park. Forest on slope of mountain ridge of Chu Yang Sin mountain system around point

12°23’50’’N 108°20’50’’E at elevation about 1000 m a.s.l. Locally common. 1 April 2013, Nuraliev 747

All photos © - M.S. Nuraliev

Orchidaceae

Vietorchis furcata Aver. et Nuraliev

Khanh Hoa province, Dien Khanh distr., Suoi Cat municipality, 12 07'N 108 56'E, 1500 m a.s.l. Main range of Hon Ba mt massif. Large group on square 15 X 2 m.

Kuznetsov s.n. 20.04.2006

Photo only, no specimens