Bulbophyllum rolfei

Bulbophyllum rolfei
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
Order:	Asparagales
Family:	Orchidaceae
Subfamily:	Epidendroideae
Genus:	Bulbophyllum
Species:	Bulbophyllum rolfei

Rhizome creeping, 0.8-1 mm in diam Pseudobulbs 0.1-2.4 cm apart from each other, ovoid, 0.7-1.5 cm, 3-9 mm in diam, ribbed, with a terminal leaf Petiole 1-2 cm;.. Leaf blade elliptic-oblong, 2-3.5 × 0.8-1.2 cm, leathery, base contracted into petiole 3-5 mm, apex (sub-) acute Scape from base of pseudobulb, erect, 4-5.5 cm, slender;. umbel 2-4 -flowered; peduncle ca. 1 mm in diam, with a few tubular sheaths;. floral bracts narrowly lanceolate, 6-8 mm, apex acuminate Pedicel and ovary 4-7 mm Flowers yellow to red-purple, spotted deep purple..; . lip deep red-purple Dorsal sepal elliptic-ovate, concave, 5-6 × 1.5-2 mm, apex acute; lateral sepals free, obliquely ovate-triangular, 10-16 × 2-3 mm, ± narrowed and somewhat twisted near base so that upper edges face one another, apex acute Petals elliptic-ovate, ca. 4 × 1.2 mm, obtuse, margin entire;. lip recurved, ovate in outline, 3-4 × 0.5-0.8 mm, adaxially finely papillose toward top , base dilated and attached to end of column foot, apex rounded Column 1-1.5 mm, without wings along lower margins;. foot ca. 2.5 mm, with free part ca. 2 mm, upcurved; stelidia filiform, ca. 1 mm; anther cap subglobose. Fl. Aug.

2400-2500 m. W Yunnan (Fugong) [Bhutan, India, Nepal].

CTIES category : Appendix II

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