Гербарий БИН РАН - Образцы

FLORA OF VIETNAM

Orchidaceae

Cleisostoma tricornutum

Vietnam, s.loc., C.X. Canh photo, Aug. 2012

Det. L. Averyanov

All photos © Chu Xuan Canh

FLORA OF VIETNAM

Orchidaceae

Cleisostoma tricornutum

Vietnam s.loc., fl cult Oct 2015

L. Averyanov

FLORA OF VIETNAM

Orchidaceae

Cleisostoma tricornutum Aver., sp.nov.

Thanh Hoa Prov., Thuong Xuan Distr., Van Xuan Municipality, Hang Cao village, Xuan Lien Natural Reserve.

Remnants of primary and secondary broad-leaved evergreen forest on highly eroded rocky limestone hills at elevation 100-200 m a.s.l. around point 19°50’47.2’’N 105°14’42.7’’E.

Epiphyte on shady very steep rocky slope. Common.

8 November 2013 CPC 6894

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, N.D.Thang, L.D.Qui

Living plant. Flowered in 10-25 December 2014. Flowers yellowish with light purple tint and indistinct purple nerves. Photos.

FLORA OF VIETNAM

Orchidaceae

Cleisostoma tricornutum Aver., sp.nov.

Thanh Hoa Prov., Thuong Xuan Distr., Van Xuan Municipality, Hang Cao village, Xuan Lien Natural Reserve.

Remnants of primary and secondary broad-leaved evergreen forest on highly eroded rocky limestone hills at elevation 100-200 m a.s.l. around point 19°50’47.2’’N 105°14’42.7’’E.

Epiphyte on shady very steep rocky slope. Common.

8 November 2013 CPC 6894

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, N.D.Thang, L.D.Qui

Living plant. Flowered in 10-25 December 2014. Flowers yellowish with light purple tint and indistinct purple nerves. Photos.

FLORA OF VIETNAM

Orchidaceae

Cleisostoma tricornutum

Son La, limestone, CX Canh s.n., fl. cult. July 2010

L. Averyanov

FLORA OF VIETNAM

Orchidaceae

Cleisostoma sp.

Lang Son Prov., Huu Lung Distr., Huu Lien comm., Huu Lien NR, around point 21°41’16’’N, 106°23’40’’E, 460 m a.s.l. In completely logged for timber and fire wood on top ridges of limestone mountains. Epiphyte. 17 June 2009, blooms in Bat Trang 02 July 2009. 24982a-24982z. Pham Van The, PVT 487B.

All photos © Pham Van The

Fam. Orchidaceae

Cleisostoma subulifolium Aver. et Averyanova, sp.nov.

N.Vietnam, Cao Bang Prov., Trung Khanh Distr., Ngoc Khe Municipality, Pac Nga village, around point 22º54'59''N, 106º31'44''E, at elevation 700-800 m a.s.l. Closed secondary and remnants of primary broad-leaved evergreen forest on very steep rocky slopes of rocky ridges and mesae composed with light gray solid marble-like highly eroded crystalline limestone. Epiphyte. Flower buds white-pinkish. Locally common.

No HAL 5713 13 June 2004

Collectors: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh.

Orchidaceae

Phalaenopsis braceana (Hook.f.) Christenson

N.Vietnam, Ha Giang Prov., Quan Ba Distr., Can Ti Mun., vic. of Sing Xuoi Ho village, 23°04”N, 104°59”E, 26.2 km to 2° of Ha Giang city, 1100-1150 m. Primary closed evergreen mixed wet mossy forest with Xanthocyparis, Taxus, Nageia and Pseudotsuga along tops of karst remnant limestone ridge. Epiphyte. Rare.

Flowers (under cultivation) odorless; sepals and lateral petals yellow-brown, warty outside, brown-chocolate inside; lip white, light brown-yellowish at the base; midlobe deep purple-violet, striped with white; side lobes white, yellow at the base, with violet tint at the apex; column light violet; anther cup white, pollinia brightly yellow, scape and flower bracts dull green mottled with dirty purple, pedicel and ovary green flushed with purple. 12 X 1999, N.T. Hiep, L. Averyanov, P. Cribb et al., NTH 3590/a.

Orchidaceae

Phalaenopsis braceana (Hook.f.) Christenson

Cao Bang Prov., Thong Nong Distr., Yen Son Municipality, Nhieu Lung village, around point 22°46'07.9"N, 105°53'59.4"E. Primary fractionally logged coniferous forest with Pseudotsuga sinensis along highly eroded rocky limestone ridge at elevation 1150-1250 m a.s.l. Epiphyte. Occasional.

8 October 2013 CPC 5468a (TM 1092)

L.Averyanov, N.T.Hiep, L.M.Tuan, N.S.Khang, T.Maisak, L.Osinovets

Fl. in September 2014 and July 2015. Flowers odorless; tepals brown with yellowish margin; lip white, yellowish at the base, epichile purple-violet; column and anther pure white. L.Averyanov. Photos