Calanthe puberula

Calanthe puberula
Systematics
Domain	Eukaryotes Eukaryotic
Kingdom	Plants Plantae
Division	Vascular plants Tracheophyta
Class	Monocot flowering plants Liliopsida
Order	Asparagales Asparagales
Family	Orchids Orchidaceae
Genus	Calanthe
Species	Calanthe puberula
Scientific name
§Calanthe puberula

Alismorkis puberula (Lindley) Kuntze; Calanthe amoena W. W. Smith; C. lepida W. W. Smith;Paracalanthe reflexa (Maximowicz) Kudô var. puberula (Lindley) Kudô.

Plants 25-60 cm tall. Rhizome usually inconspicuous. Pseudobulbs narrowly cylindric, ca. 2 × 1.5 cm, enclosed in leaf sheaths. Leaves 4 or 5, basal, well developed at anthesis, not deciduous; blade elliptic or elliptic-oblong, 12-22 × 5-7 cm, glabrous or sparsely puberulent along veins abaxially, with 5 main veins, apex acute or acuminate; petiole-like base to 13 cm. Scapes 1 or 2, arising from near apex of pseudobulb, erect, 23-40 cm, slender, with several lanceolate sterile bracts; rachis 6-14 cm, laxly 4-10-flowered; floral bracts persistent, lanceolate, 13-20 mm, abaxially puberulent, apex long acuminate. Flowers pink; pedicel and ovary 15-20 mm, densely puberulent. Sepals similar, ovate-lanceolate, 11-16(-20) × ca. 5 mm, abaxially puberulent, 5-veined, apex cuspidate; lateral sepals oblique. Petals linear, 11-13 × 1-2(-3) mm, 1-3-veined, apex acuminate; lip adnate to base of column wings, 11-13 × 6-11 mm, spurless, 3-lobed; lateral lobes oblong-falcate, 7-9 mm across their apices, margin entire, apex obtuse; mid-lobe rhombic-elliptic to obovate-cuneate, apical margin irregularly dentate or fringed, apex acute; disk without lamellae or calli. Column ca. 6 mm, glabrous; rostellum 3-lobed; anther cap narrowly ovate-cordate, ca. 4 mm; pollinia clavate, ca. 2 mm, with conspicuous caudicles; viscidium linear, ca. 1 mm. Fl. Jun-Aug. 2n = 40, 40 + 1B, 42.

Evergreen broad-leaved forests; 1200-3000 m. SE Xizang, SE and W Yunnan [Bhutan, NE India, Japan, Nepal, N Vietnam].

CITIES category : Appendix II

References 

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