Bulbophyllum taeniophyllum

Bulbophyllum taeniophyllum Par. & Reiclienb. f.

Bulbophyllum taeniophyllum Par. & Reiclienb. f.; Photo by  Chu Xuan Canh

1874, J. Bot. 12: 198: Seidenf., 1992, Opera Bot. 114: 285; P. H. Ho, 1993, 111. Fl. Vietnam 3, 2: 1104, f. 10244: Aver., 1994, Ident. Guide Vietnam. Orch.: 272: Thin, 1997, Sida 17, 4: 756: Aver. & Averyanova, 2003, Updated Checkl. Orch. Vietnam: 17.

Studied collections. 

2 May 1985, Averyanov et al., LX-VN1813/55; 2 May 1985, Averyanov et al, LX-VN1832.

Description. 

Epiphyte and lithophyte with short creeping woody rhizome 3 mm thick and conical erect l-leaved glossy bright green pseudobulbs 1.5—3 by 1—1.5 cm. Leaves with short petiole, 1—2 cm long, leaf blade oblong-elliptic, 7—12 by 1.5—3 cm, obtuse. Inflorescence appearing at the base of pseudobulb, to 18 cm long, with 6—10 close olive-yellow to brown or purple-brown flowers. Dorsal sepal broadly ovate to almost round, with short tip, edges toothed toward the apex, 7—9 by 6.5 mm; lateral sepals 1.6—2.2 cm long, connate along upper edges in their apical halves, their tips narrowly pointed. Petals 4 by 3 mm, ovate, rounded, shortly ciliate along edges. Lip broadly-ovate, about 3.5 mm long, simple, decurved. Column with long erect filiform stelidia.

Flowering time. 

April-June.

Geographic range. 

Myanmar, Thailand, Laos, Vietnam, Malacca Peninsula, Sumatra, Java, Kalimantan.

Notes. 

Rare species not confirmed in Cue Phuong National Park by last year's collections.

References:

Leonid V. Averyanov, Nguyen Tien Hiep, Phan Ke Loc, The orchids Of Cuc Phuong National Park Illustrated guide, ISBN: 9781626751514