Гербарий БИН РАН - Образцы

Orchidaceae

Trichoglottis lorata (Rolfe ex Downie) Schuit.

Cultivated plant originated from southern Vietnam, collected by friend of Mr Nguyen Van Canh in 2015. Flowered in cultivation in January 2015.

Received alc. fixed flowers at 26 April 2015 AL 18 alcohol fixed flowers

Coll.: L.Averyanov, T.Maisak (Mr. Nguyen Van Canh orchid garden in Ban Me Thuot).

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Houphan Prov., Hem Distr., Nacoc village, Pu He mountain around point 20°10'36.7''N 103°11'39.2''E.

Secondary broad-leaved evergreen open dry forest with bamboo on very steep rocky mountain slopes composed by shaly limestone at elev. 700-900 m a.s.l.

Pendulous epiphyte with shoots to 1.2 m long on tall tree. Flowers yellowish, tepals with brownish spots. Lip white. Not common.

LA-VN 1375 12 April 2015

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Houphan Prov., Hem Distr., Nacoc village, Pu He mountain around point 20°10'36.7''N 103°11'39.2''E.

Secondary broad-leaved evergreen open dry forest with bamboo on very steep rocky mountain slopes composed by shaly limestone at elev. 700-900 m a.s.l.

Pendulous epiphyte with shoots to 1.2 m long on tall tree. Flowers yellowish, tepals with brownish spots. Lip white. Not common.

LA-VN 1375 12 April 2015

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Vientiane prov., Kasi distr., Si Sang Vone village, around point 19°06'10.9''N 102°10'46.1''E.

Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-700 m a.s.l.

Pendulous epiphyte with drooping stems to 1 m long. Flower buda orange. Not rare.

LA-VN 1782 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.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Vientiane prov., Kasi distr., Si Sang Vone village, around point 19°06'10.9''N 102°10'46.1''E.

Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 600-700 m a.s.l.

Pendulous epiphyte with drooping stems to 1 m long. Flower buda orange. Not rare.

LA-VN 1782 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.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Houphan Prov., Hem Distr., Nacoc village, Pu He mountain around point 20°10'36.7''N 103°11'39.2''E.

Secondary broad-leaved evergreen open dry forest with bamboo on very steep rocky mountain slopes composed by shaly limestone at elev. 700-900 m a.s.l.

Pendulous epiphyte with shoots to 1.2 m long on tall tree. Flowers yellowish, tepals with brownish spots. Lip white. Not common.

LA-VN 1375 12 April 2015

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Houphan Prov., Hem Distr., Nacoc village, Pu He mountain around point 20°10'36.7''N 103°11'39.2''E.

Secondary broad-leaved evergreen open dry forest with bamboo on very steep rocky mountain slopes composed by shaly limestone at elev. 700-900 m a.s.l.

Pendulous epiphyte with shoots to 1.2 m long on tall tree. Flowers yellowish, tepals with brownish spots. Lip white. Not common.

LA-VN 1375 12 April 2015

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

All drawings © - L. Averyanov

FLORA OF LAOS
Orchidaceae
Trichoglottis orchidea (J.Koenig) Garay

Vientiane prov., Vang Vieng distr., Patang village, around point 19°04′15.6′'N 102°24′33.2′'E. Secondary broad-leaved semi-deciduous dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. about 670 m a.s.l. Clustering epiphyte with long pendulous stems. Not rare.
LA-VN 1600 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.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Houphan Prov., Hem Distr., Nacoc village, Puphadeng mountain, around point 20°09'52.6''N 103°10'19.4''E. Primary and secondary broad-leaved evergreen open dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1200 m a.s.l. Epiphyte on old trees on mountain top. Flowers yellowish, tepals with brownish spots, lip white. Very common.

LA-VN 1409 12 April 2015

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

FLORA OF VIETNAM

Orchidaceae

Trichoglottis canhii Aver., sp.nov.

Cultivated plant originated from Dak Lak prov., Ea Sup, Yok Don national park, dry dipterocarp forest collected by Mr Hiep in 2015. Flowers pale dull yellowish, sepals and petals with unclear brownish marks, epichile white.

23 April 2015 AL 009 photos + flowers fixed in alcohol + one living plant.

Coll.: L.Averyanov, T.Maisak, P.K.Loc (Mr. Nguyen Phong orchid garden in Hanoi).

All drawings © - L. Averyanov

FLORA OF VIETNAM

Orchidaceae

Trichoglottis canhii Aver. Type

(Trichoglottis lorata X T. triflora?)

Vietnam., Dak Lak prov., Ea H'leo distr., Ea Wy municipality, epiphyte on relictual trees in remnants of dry dipterocarp forest at elev. about 500 m a.s.l., around point 13?14?39?N 108?08?38??E. Very rare. Flowers odorless, sepals and petals pale dull yellowish-brown, lip and column white, anter cap light yellow, center of lip yellow.

26 April 2015 AL 15a alcohol fixed plant, flowers + living plant.

Coll.: L.Averyanov, T.Maisak, Nguyen Van Canh.

All drawings © - L. Averyanov

Orchidaceae

Trichoglottis lanceolaria Blume⁣.

Dak Lak Province, Buon Ma City, Krong Bong Commune. Pham Dinh Hiep, s.n. 25.04.2018.

Det. Nguyen Hoang Tuan

FLORA OF LAOS
Orchidaceae
Trichoglottis orchidea (J.Koenig) Garay

Luang Prabang prov., Pon Xay distr., Houay Man village, Phou Tham Keo Mountain, around point 19°57′44.2′'N 102°25′45.8′'E. Degraded primary evergreen and semideciduous forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 500-650 m a.s.l. Epiphyte with pendulous shoots to 0.5 m long in shady place near mountain tops. Flowers: tepals orange, lip white. Very common.
LA-VN 2079 4 April 2017
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.Maisak, Vichith Lamxay, Koudkeo Phommachanh, Phizar Sayalath, Keooudone Souvannakhoummane.

Orchidaceae

Trichoglottis orchidea (J.Koenig) Garay

Houphan Prov., Hem Distr., Nacoc village, Puphadeng mountain, around point 20°09'52.6''N 103°10'19.4''E. Primary and secondary broad-leaved evergreen open dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1200 m a.s.l. Epiphyte on old trees on mountain top. Flowers yellowish, tepals with brownish spots, lip white. Very common.

LA-VN 1409 12 April 2015

Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

Orchidaceae

Trichoglottis lorata (Rolfe ex Downie) Schuit.

Houphan Prov., Hem Distr., Nacoc village, Puphadeng mountain, around point 20°09'52.6''N 103°10'19.4''E. Primary and secondary broad-leaved evergreen open dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1200 m a.s.l. Epiphyte on shady old trees on mountain top. Very common. LA-VN 1410 12 April 2015 Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

Fl. in cultivation in 14 November 2017, tepals yellowish whith reddish-brown blotches, lip white. Photos. L.Averyanov

Orchidaceae

Trichoglottis lorata (Rolfe ex Downie) Schuit.

Houphan Prov., Hem Distr., Nacoc village, Puphadeng mountain, around point 20°09'52.6''N 103°10'19.4''E. Primary and secondary broad-leaved evergreen open dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1200 m a.s.l. Epiphyte on shady old trees on mountain top. Very common. LA-VN 1410 12 April 2015 Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.

Fl. in cultivation in 05 January 2016, tepals yellowish whith reddish-brown blotches, lip white. Photos. L.Averyanov

FLORA OF VIETNAM
Plants of Bu Gia Map national park
Orchidaceae
Trias nasuta (Rchb.f.) Stapf

Vietnam, Binh Phuoc Prov., Phuoc Long Distr., Bu Gia Map Municipality, near Bu Gia Map national park headquarter, around point 12°05′12″N 107°09′26″E at elev. about 200 m a.s.l.

Dry secondary evergreen broad-leaved forest and open woodlands on basalt soils.

Creeping epiphyte on tall trees. Locally very common.

HLF 5084 13 April 2005.

Coll. P.K.Loc, L.Averyanov, N.T.Vinh, H.A.Tuan, P.V.Tuan, N.V.Su, N.Q.Vinh, T.D.Ai, V.D.Hoa.
Grant from Henry Luce Foundation.

FLORA OF VIETNAM

Plants of Lo Go Xa Mat NP

Orchidaceae

Trias nasuta (Rchb.f.) Stapf.

Vietnam, Tay Ninh Prov., Tan Bien Distr., Tan Binh Municipality, around Da Ha FP Station, point 11°35’14”N 105°53’18”E.

In slightly logged primary closed evergreen broad-leaved lowland forest with the dominance of species of Dipterocarpaceae (Dipterocarpus dyeri, D. costatus, D. alatus, D. obtusifolius, Shorea sp.) mixed with Lagerstroemia calyculata, Irvingia malayana, Anogeissus acuminata, Sindora siamensis, Pterospermum sp., on thin soils at elevation about 13 m a.s.l.

Epiphyte on tall tree. Tepals in old flowers white, lip yellow. Rare.

HLF 7452 19 December 2008 Photo

Coll. T.H.Thai, Averyanov L., P.K.Loc, P.V.The, Averyanova A., N.T.Vinh.

Grant from Henry Luce Foundation.

FLORA OF LAOS

Orchidaceae

Trias disciflora (Rolfe) Rolfe

Laos, Champasak prov., Bolaven plateau окрестности водопада Tad Gneuang, N15 12.139 E106 07.963 elev. 1195 m a.s.l. Эпифит.

09.12.2014 E.Konstantinov K 358. Сбор. Фото

FLORA VIETNAMICA
Soviet – Vietnamese Expedition
LX-VN s.n.
Orchidaceae
Trias disciflora (Rolfe) Rolfe⁣

Vietnam. Prov. Gia Lai - Kon Tum. 1985. L. Averyanov et al.

Fl. et coll. in horto 25.11.1987
Det.: L. Averyanov 25.11.1987

FLORA OF LAOS

Orchidaceae

Trias disciflora (Rolfe) Rolfe⁣.

Laos, Champasak prov., Bolaven plateau окрестности водопада Tad Gneuang, N15 12.139 E106 07.963 elev. 1195 m a.s.l. Эпифит.

09.12.2014 E.Konstantinov K 358. Сбор. Фото

FLORA OF VIETNAM
Orchidaceae Juss.
Trias nasuta (Reichenb.f.) Stapf.

S. Vietnam, Prov. Kon Tum, Distr. Dak Gley, about 7 km to S of Dak Gley town, near Dak Pet willage. Primary evergreen forest on slopes of N exposition along Dak Poko river at 600-700 m alt.
Epiphyte. Not common. Flowers pale green, lip purple with yellow apex, sepal tips purple.
VH 1589 12.11.1995
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)

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

FLORA OF VIETNAM (NEW)
Orchidaceae
Trias nummularia Aver. et Averyanova (Type)

S.Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Phung Municipality, Sa Mu pass on Ho Chi Minh trail at elev. 1130 m a.s.l. around point 16°48′17′'N, 106°34′28′'E. Wet evergreen broadleaved forest on very steep mountain slopes composed with granite and sandstones. Creeping epiphyte. Flowers odorless, tepals pure dull light yellow outside, dull light yellow with brown spots inside, lip dull green with brown spots, column and anther dull light yellow. Rare.
HAL 4592 20 April 2004 (photo).
Collectors: L.Averyanov, P.K.Loc, N.T.Hiep.

FLORA OF VIETNAM
Plants of Lo Go Xa Mat NP
Orchidaceae
Trias nasuta (Rchb.f.) Stapf.?

Vietnam, Tay Ninh Prov., Tan Bien Distr., Tan Binh Municipality, Dap Dat FP Station, Bau Quang site, around point 11°37′32”N 105°55′00”E.

Evergreen shady forest along margin of open grassy wetlands on thin ferralite soils at elevation about 13 m a.s.l.

Epiphyte on tree trunk in shady place. Rare.

HLF 7765 31 December 2008

Coll. Averyanov L., P.V.The.
Grant from Henry Luce Foundation.

FLORA OF VIETNAM
Plants of Bu Gia Map national park
Orchidaceae
Eria acervata Lindl.

Vietnam, Binh Phuoc Prov., Phuoc Long Distr., Bu Gia Map Municipality, along Dak Bo stream, around point 12°16′17″N 107°11′30″E at elev. about 300-350 m a.s.l.

Primary closed evergreen and semi deciduous broad-leaved lowland dry forest and open woodlands on hill slopes on basalt and shale mother rocks along dry stream valley.

Epiphyte on tall trees on rocky stream valley slopes. Not common.

HLF 4887 7 April 2005.

Coll. P.K.Loc, L.Averyanov, N.T.Vinh, H.A.Tuan, P.V.Tuan, N.V.Su, N.Q.Vinh, T.D.Ai.
Grant from Henry Luce Foundation.

Orchidaceae

Trias sp.

VIETNAM, Prov. Vungtau – Condao, Con Dao Island, N 8°04' E 106°35'. 1989.06.17.

FLORA OF VIETNAM

Plants of Lo Go Xa Mat NP

Orchidaceae

Trias nasuta (Rchb.f.) Stapf.

Vietnam, Tay Ninh Prov., Tan Bien Distr., Tan Binh Municipality, around Da Ha FP Station, point 11°35’14”N 105°53’18”E.

In slightly logged primary closed evergreen broad-leaved lowland forest with the dominance of species of Dipterocarpaceae (Dipterocarpus dyeri, D. costatus, D. alatus, D. obtusifolius, Shorea sp.) mixed with Lagerstroemia calyculata, Irvingia malayana, Anogeissus acuminata, Sindora siamensis, Pterospermum sp., on thin soils at elevation about 13 m a.s.l.

Epiphyte on tall tree. Tepals in old flowers white, lip yellow. Rare.

HLF 7452 19 December 2008 Photo

Coll. T.H.Thai, Averyanov L., P.K.Loc, P.V.The, Averyanova A., N.T.Vinh.

Grant from Henry Luce Foundation.

FLORA OF LAOS
Orchidaceae
Trias nasuta (Rchb.f.) Stapf

Saravan Prov., Ta Oy Distr., to the SW of Sa Mouay town, near Thong Hang village, around point 15°37′30.9”N 106°12′26.5”E.

Dry old open coniferous forest with Pinus latteri intermixed with species of Dipterocarpus at elevation 650-700 m.

Creeping epiphyte on old trees. Not common.

LA-VN 220 04 March 2013
Coll.: L.Averyanov, N.T.Hiep, V.Lamxay, N.S.Khang, P.V.The, S.Lorphengsy Living plants:
Dendrobium sp. 220a
Eria sp. 220b
Oberonia sp. 220c

FLORA OF LAOS

Orchidaceae

Thrixspermum sutepense (Rolfe ex Downie) Tang et F.T.Wang

Vientiane Prov., Kasi Distr., Namken village, Phachao Mt., around point 19°18’45.5”N 102°22’31.4”E. Primary broad-leaved evergreen forest on very steep rocky slopes of remnant mountain composed with highly eroded solid crystalline limestone at elevations 1500-1750 m. Lithophyte on mossy exposed rocks near mountain top. Flowers uniform light dull yellowish. Not common.

LA-VN 788 24 March 2013

Coll.: L.Averyanov, N.S.Khang, S.Lorphengsy

Orchidaceae

Thrixspermum stelidioides Aver. & Averyanova

Quang Nam Prov., Dai Loc Distr., Dai Hong municipality, environs of Dai Hong town around point 15°49’44”N 107°57’19”E. Remnants of primary and secondary dry broadleaved evergreen forest on rocky sandy uplifted plateau composed with eroded sandstone at elev. about 550 m a.s.l. Epiphyte on mossy trees among shady mossy boulders along small stream. Occasional.

CPC 3563a 21 May 2011

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Fl. et coll. under cultivation at 29 March 2012

Flowers odorless; tepals yellowish; lip yellowish, silobes with brown-orange strips, at center with hemispheric clump of dense numerous long orange-brown straight hairs. L.Averyanov.

FLORA OF VIETNAM
Orchidaceae
Thrixspermum stelidioides sp.nov.?

S.Vietnam, Thua Thien Hue Prov., Phu Loc Distr., Bach Ma National Park, N slope of Bach Ma mt system around point 16°13′53′'N 107°49′02′'E at elev. about 400 m a.s.l. Broad-leaved evergreen wet secondary closed forest along rocky river
valley and on river slopes. Epiphyte in shady place. Rare.
HLF 1587 2 May 2003. Coll. N.T.Hiep, L.Averyanov, N.T.Vinh et al.
Grant from Henry Luce Foundation.

All drawings © - L. Averyanov

FLORA OF VIETNAM

Fam. Orchidaceae

Thunia alba (Lindl.) Rchb.f.

N. Vietnam, prov. Lai Chau, distr. Sin Ho, municipality Ta Ngau about 30 km of Lai Chau town to the N (N 22º18' E 103º15'). Secondary open wet mossy evergreen broadleaved forest with remnants of primary elements on rocky foothills of remnant karst limestone ridge at elev. about 1600 m. Lithophyte forb up to 1 m hg on open mossy limestone rock outcrops. Flowers odorless, white; lip with yellow center and purple veins on sidelobes. Locally common.

No NTH 2749 25 May 1999

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)

Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.

FLORA OF VIETNAM
Plants of Lai Chau Prov.

Orchidaceae
Thunia alba (Lindl.) Reichenb.f.

Lai Chau Prov., Sin Ho Distr., Xa De Phin Mun., Mao Xa Phin vill., 22?18′26′' N, 103?14′48′' E, 1579 m. Foot of limestone mountains.

Perennial lithophyte orchids, commonly clustered on cliffs. Flowers white, lip yellowish, turning orange. HAL 8711 08 Jun 2006 Photos
Collectors: P.K. Loc, N.T. Vinh, N.S. Khang, P.N. Quan and T.A. Suu

Collected with the financial support from the Program of Basic Researchs in Life Sciences, Vietnam.

FLORA OF VIETNAM
Orchidaceae
Thrixspermum stelidioides Aver. et Averyanova

Son La Prov., Van Ho Distr., Chieng Xuan Municipality, Co Hong village, territory of Xuan Nha natural reserve, Pha Luong Mountain. Primary coniferous and mixed forest with Pinus harmandii on very steep slopes along ridge edge composed by brown sandstone at elevation 1200-1400 m a.s.l. around point 20°41′40.5″N 104°39′24.7″E. Epiphyte on tall mossy trees along ridge.
13 November 2013 CPC 7027a
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, N.D.Thang, L.D.Qui

Fl. under cultivation in April – May 2014. Flowers light fragrant, light dull yellow, lip inside with brownish-purple streaks. L. Averyanov.

Orchidaceae

Thrixspermum stelidioides Aver. & Averyanova

Quang Nam Prov., Dai Loc Distr., Dai Hong municipality, environs of Dai Hong town around point 15°49’44”N 107°57’19”E. Remnants of primary and secondary dry broadleaved evergreen forest on rocky sandy uplifted plateau composed with eroded sandstone at elev. about 550 m a.s.l. Epiphyte on mossy trees among shady mossy boulders along small stream. Occasional.

CPC 3563a 21 May 2011

Coll.: L.Averyanov, P.K.Loc, N.Q.Hieu, P.V.The, N.T.Vinh.

Fl. et coll. under cultivation at 29 March 2012

Flowers odorless; tepals yellowish; lip yellowish, silobes with brown-orange strips, at center with hemispheric clump of dense numerous long orange-brown straight hairs. L.Averyanov.

FLORA OF VIETNAM
Orchidaceae
Thunia alba (Lindl.) Rchb.f.

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.

Lithophytic herb on vertical shady vertical cliffs. Locally very common.

HAL 10605 12 Dec. 2006
Coll.: Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc, Pham Van The, N.T.Vinh.

FLORA OF VIETNAM

Fam. Orchidaceae

Thunia alba (Lindl.) Rchb.f.

N. Vietnam, prov. Lai Chau, distr. Sin Ho, municipality Ta Ngau about 30 km of Lai Chau town to the N (N 22º18' E 103º15'). Secondary open wet mossy evergreen broadleaved forest with remnants of primary elements on rocky foothills of remnant karst limestone ridge at elev. about 1600 m. Lithophyte forb up to 1 m hg on open mossy limestone rock outcrops. Flowers odorless, white; lip with yellow center and purple veins on sidelobes. Locally common.

No NTH 2749 25 May 1999

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)

Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.

FLORA OF VIETNAM
Orchidaceae
Thrixspermum stelidioides Aver. et Averyanova

Vietnam, Quang Binh Prov., Minh Hoa Distr., Dan Hoa municipality, Vietnam-Laotian border, around Cha Lo military station, point 17°42′50″N 105°45′54″E. Broad-leaved primary forest on very steep slopes and along ridge of remnant mountain composed with highly eroded solid marble-like gray limestone at elevation 500-750 m a.s.l. Epiphyte in shady place. Flowers yellowish, lip side-lobes with reddish-brown stripes, lip at the center inside with brown hairy callus. Not common.
HAL 11782 20 April 2008 photo
Coll.: L.Averyanov, P.K.Loc, N.T.Vinh, N.S.Khang

d-EXSICCATES OF VIETNAMESE FLORA 0132/HAL 11782 (HN, LE)
© Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc

Orchidaceae

Thrixspermum stelidioides Aver. & Averyanova⁣.

Thua Thien Hue Prov., Phu Loc Distr. Tien Hiep Nguyen et al. CFH 302B. 09.08.2005.

FLORA OF VIETNAM
Orchidaceae
Thrixspermum stelidioides Aver. et Averyanova

Vietnam, Thua Thien – Hue Prov., Nam Dong Distr., Huong Son Municipality, around point 16°09′58′'N, 107°36′07′'E. Fractionally logged primary closed broad-leaved evergreen lowland forest along La Ma River on very steep hill slopes composed with clayey shale and sandstone at elevation 300-400 m a.s.l. Canopy epiphyte on very steep shady rocky stream slope. Flowers light yellowish. Rare.
HAL 7157 31 March 2005.
Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh.

FLORA OF VIETNAM
Orchidaceae
Trachoma rhopalorrhachis (Rchb.f.) Garay
( = Tuberolabium rhopalorrhachis (Rchb.f.) J.J. Wood)

Vietnam, Dak Lak province, Chu Yang Sinh Mountains. 30 November 2015, L.Averyanov, T.Maisak, AL 100. Photos. Living plants received from Nguyen Van Canh 30 November 2015

Flowered in 30 October 2018. Flowers white, with light sweet fragrance; each tepal with brown round spot near the base; lip with yellow spot at the disc and brown spots on sides; column white with brown spot on lateral sides; anther white.

Orchidaceae

Trachoma rhopalorrhachis (Rchb.f.) Garay

= Tuberolabium rhopalorrhachis (Rchb.f.) J.J.Wood

Plant cultivated in N.V. Canh garden in Buon Ma Thuot City, originated from Dak Lak province, all province area, common, 19 October 2017, L. Averyanov, T. Maisak, AL 335. Photos.

Dak Lak province, M Drac distric, Chu Mu Moutain, 600-800m at, 15 September 2016, Nguyen Van Canh, s.n., photo and herbarium prepared at 19 Oct. 2017, AL 335, L. Averyanov, T. Maisak.

FLORA OF VIETNAM
Orchidaceae
Thrixspermum stelidioides Aver. et Averyanova

Vietnam, Quang Binh Prov., Le Thuy Distr., Kim Thuy municipality, around Bai Dan village at 16°57′48″N 106°35′34″E. Primary and old secondary broad-leaved closed forest along ridge composed with shale at elevation 750-1000 m a.s.l. Epiphyte on mossy tree in shady place. Flowers yellowish. Not common.
HAL 11467 10 April 2008
Coll.: L.Averyanov, P.K.Loc, N.T.Vinh, N.S.Khang

FLORA OF VIETNAM
Orchidaceae
Thrixspermum stelidioides Aver. et Averyanova

Thua Thien – Hue Prov., Nam Dong Distr., Thuong Lo Municipality, along Cha Mang stream, around point 16°07′57″N 107°44′16″E. Primary evergreen broad-leaved lowland forest on very steep hill slopes and along mountain ridge composed with stratified shale and sandstone at elev. about 450-550 m a.s.l. Epiphyte on tall tree along ridge. Flowers yellowish, lip side lobes with brown stripes. Rare.
HAL 10932 5 Apr. 2007. Photo.
Coll.: L.Averyanov, Phan Ke Loc, A.Averyanova, N.D.Phuong, L.V.Hung.

FLORA OF VIETNAM

Fam. Orchidaceae

Thunia alba (Lindl.) Rchb.f.

N. Vietnam, prov. Lai Chau, distr. Sin Ho, municipality Ta Ngau about 30 km of Lai Chau town to the N (N 22º18' E 103º15'). Secondary open wet mossy evergreen broadleaved forest with remnants of primary elements on rocky foothills of remnant karst limestone ridge at elev. about 1600 m. Lithophyte forb up to 1 m hg on open mossy limestone rock outcrops. Flowers odorless, white; lip with yellow center and purple veins on sidelobes. Locally common.

No NTH 2749 25 May 1999

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)

Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.

Orchidaceae

Trachoma rhopalorrhachis (Rchb.f.) Garay

= Tuberolabium rhopalorrhachis (Rchb.f.) J.J.Wood

Plant cultivated in N.V. Canh garden in Buon Ma Thuot City, originated from Dak Lak province, all province area, common, 19 October 2017, L. Averyanov, T. Maisak, AL 335. Photos.

Dak Lak province, M Drac distric, Chu Mu Moutain, 600-800m at, 15 September 2016, Nguyen Van Canh, s.n., photo and herbarium prepared at 19 Oct. 2017, AL 335, L. Averyanov, T. Maisak.

FLORA OF VIETNAM
Orchidaceae Juss.
Thrixspermum formosanum (Hayata) Schlechter ?

S. Vietnam, Prov. Kon Tum, Distr. Dak Gley, about 12 km to N of Dak Gley town (24 km by road), near Mang Khen village. Secondary evergreen mountain forest rich in primary elements at 1000-1100 m alt. Epiphyte. Flowers white-yellowish, lip with purple center and purple veins. Rare.
VH 1886a 21.11.1995
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)
Participants: L. Averyanov, N.T. Ban, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, G. Yakovlev.

All drawings © - L. Averyanov

FLORA OF VIETNAM
Orchidaceae
Thrixspermum pygmaeum (King & Pantl.) Holttum

Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Phung Municipality, vicinities of Sa Mui pass, around point 16°48′36″N 106°34′44″E at elevation about 1400-1500 m a.s.l. Primary broad-leaved evergreen montane cloudy forest along main ridge of Sa Mui Mountain. Epiphyte on mossy trees near top of mountain. Rare.
HLF 6516 1 April 2006.
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.

d-EXSICCATES OF VIETNAMESE FLORA 0081/HLF6516 (HN, LE)
© Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc