Chorisepalum Gleason & Wodehouse

Genus

Angiosperms > Gentianales > Gentianaceae

Characteristics

Small trees or shrubs, sometimes epiphytic or scandent. Leaves petiolate, 1.8-13.2 cm long; 7-21-veined. Inflorescences terminal, less often axillary, cymose, or flowers solitary, dichasial (if cymose); bracts and bracteoles scale-like. Flowers pedicellate, with 4-merous calyx and 6-merous corolla, actinomorphic; calyx divided to base, coriaceous, campanulate, lobes triangular, ovate, to oblong-elliptic, usually not winged or keeled (winged in C. sipapoanum), apex acute to acuminate; corolla bud apex tapering; corolla fused for 2/3-4/5 of total length, thin, salver-shaped, funnel-shaped or tubular, 25-70 mm long; androecium actinomorphic; stamens inserted in tube near base of corolla, of equal length, base of filaments without specialized structures, anthers linear, with sterile appendage (barely there in C. rotundifolium); pollen in monads; pistil with disk, stigma bilamellate. Fruit a capsule, with deciduous (initially persistent) calyx and deciduous corolla, fruit walls becoming twisted and broken into 4 valves at dehiscence, with prominently visible and loose vascular veins in center and on inner fruit wall surface; seeds flattened, lenticular, rimmed, testa pattern papillose to rounded and smooth (C. psychotrioides), alveolate.
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Foliage retention deciduous
Sexuality hermaphrodite
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Hardiness (USDA) 9-12

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Cultivation

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Distribution

Chorisepalum world distribution map, present in Guyana, Suriname, and Venezuela (Bolivarian Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:296764-2
WFO ID wfo-4000008097
COL ID 3P52
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Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Chorisepalum

Lower taxons

Chorisepalum carnosum Chorisepalum ovatum Chorisepalum psychotrioides Chorisepalum rotundifolium Chorisepalum sipapoanum