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Tropidia Lindl.


LEOU, Chong-Sheng

Terrestrial herbs with rigid fleshy roots and small nodular tuberoids. Stems erect, stiff, often tufted. Leaves solitary to many, +/-plicate, with +/- paralleled lateral veins, sheathing at base. Inflorescence a spike, terminal or lateral. Spikes sessile or pedunculate; bracts coriaceous, strongly nerved; ovary 6grooved. Flowers not resupinate; sepals subequal, dorsal one free, lateral ones more or less connate and concave or saccate at base; petals often keeled abaxially; lip sessile at base of column, undivided, cymbiform, base saccate, or with a broad short spur, apex narrowed into a slender, often reflexed tip, disc often with longitudinal ridges; column short, often bent from ovary, more or less 3-lobed; anther erect, on dorsal side of column at position lower than rostellum, surrounded at base by lateral lobes of column; pollinia 2, sectile, each 2-partite, massulae granular, attached by slender stipe to viscidium, viscidium ovate or linear-elliptic; stigma entire; rostellum, erect, terminal on column, lanceolate, bifid.

About 20 species widely distributed in India, Thailand, the Himalaya, southern China, the Malesian region, the Ryukyus, and Central America. Three species in Taiwan.

Lower Taxa

Related Synonym(s):


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Flora of China  
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