Dendrobium cariniferum Rchb. f.

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Dendrobium cariniferum Rchb. f. is a herbaceous plant. Stems fleshy thick, cylindrical or sometimes dilated spindle-shaped, 10-28 cm long, the central rough 1.5 cm, unbranched, with more than 6 nodes, internode length 1.5-2 cm, dried golden yellow . Leaves leathery, several, two, oblong or tongue oblong, as long as 11 cm, 1.5-4 cm wide, apex obtuse and slightly unequal 2-lobed, Leaf sheath dense black shag.
Raceme stems from near the stem, often with 1-2 flowers; inflorescences long 5-10 mm, 3-4 sheaths at base; bracts ovate, 4-5 mm long, apex acute; pedicel and ovary Ca. 3 cm; ovary yellowish green, triangular; flowers developed, thick, with orange aroma; sepals yellowish white, ovate-lanceolate, ca. 2.5 cm, 9 mm wide, apex acute, Middle rib uplift is winglike; lateral sepals yellowish white, oblique ovate triangle, nearly equal to the middle sepals; calyx capsule yellowish band with orange, angular, about 2 cm, slightly curved near the apex.
Petals white, oblong-elliptic, ca. 2 cm, 1 cm wide, apex acute, with 5 veins; trichomes tricholomete, 3-lobed; lateral lobes reddish orange, Septum yellow, nearly transversely oblong, apex concave, anterior margin with an irregular notch; lip red orange, along the pulse of the short stout fringed; column white with orange-red, about 7 mm; Cap white, hemispherical, front edge dense papillary hair.
Capsule ovoid, 3 cm thick. Flowering from March to April.
Habitat habitat
Born in the trunk of a mountain forest at an altitude of 1100-1700 meters. Production of southern Yunnan, China to the southwest (Mengla, Jinghong, Menghai, Zhenkang, Cangyuan). Distributed in northeastern India, Myanmar, Thailand, Laos, Vietnam. Specimens collected from northeastern India.
Growing habits
Dendrobium cariniferum Rchb. f. is a kind of hi-perennial herb, likes warm and humid, with the annual rainfall of more than 1000 mm, half-shade half-sun environment, the average January temperature above 8 ℃ in the growth of subtropical forests is better , Suitable for growing temperature of 15 to 28 degrees, suitable for growing air humidity above 60%, less demanding on soil fertility, wild and more in the loose and thick bark or trunk growth, and some also grow in the crevice. Is an aerial root, the main requirements of the root permeability is good, the best substrate to breathe air ventilation, in the appropriate temperature and humidity, fast growth, survivability is very strong. Spring and early summer each year, biennial stems on the section of the inflorescence, flowering stems grow into new stems into stems, autumn and winter into the dormant period.