familyBurmanniaceae
genusThismia
Show Lower Taxa
Difference between revisions of "Thismia"
Proc. Linn. Soc. London 1: 221. 1845.
Etymology: Anagram, for Thomas Smith, English microscopist, died ca. 1825
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Latest revision as of 21:11, 5 November 2020
Plants perennial, mycotrophic, not green. Rhizomes absent. Roots horizontal, stoutly terete. Stems unbranched, very short. Leaves cauline, bractlike, white. Inflorescences solitary flowers; floral bracts imbricate. Flowers erect, neither ribbed nor winged; perianth caducous in fruit; annulus present in perianth throat immediately proximal to lobes; stamens 6, pendent, forming ring proximal to annulus; ovary 1-locular; placentation parietal; pedicel absent. Capsules cup-shaped; dehiscence irregular by breaking down of wall.
Distribution
Non-North American species mostly pantropical.
Discussion
Species ca. 32 (1 in the flora).
Selected References
None.