Difference between revisions of "Brunnichia"
Fruct. Sem. Pl. 1: 213, plate 45, fig. 2. 1788.
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|subfamily=Polygonaceae subfam. Polygonoideae | |subfamily=Polygonaceae subfam. Polygonoideae | ||
|genus=Brunnichia | |genus=Brunnichia | ||
Latest revision as of 22:07, 5 November 2020
Vines, perennial; roots thin, fibrous. Stems scandent, tendril-bearing, glabrous or pubescent; tendrils terminating branches, simple to branched. Leaves cauline, alternate, petiolate; ocrea persistent, chartaceous; blade ovate to ovate-lanceolate, margins entire. Inflorescences terminal and axillary, paniclelike, usually pedunculate. Pedicels 3-winged, 1 wing more prominent and becoming greatly expanded in fruit, glabrous. Flowers bisexual, (1–)3–5 per ocreate fascicle, base stipelike; perianth accrescent, greenish to greenish yellow, campanulate, indurate, glabrous; tepals 5, connate proximally, petaloid, slightly dimorphic, subequal; stamens 8; filaments distinct, adnate proximally to perianth tube, glabrous; anthers pink to red, oval; styles 3, erect or spreading, distinct; stigmas 3, depressed-capitate. Achenes included in indurate perianth, tan to brown, unwinged, obscurely 3-gonous proximally, 3-gonous distally, glabrous. Seeds: embryo straight. x = 24.
Distribution
se United States, w Africa.
Discussion
Species 4 (1 in the flora).
The African species of Brunnichia sometimes are segregated in the genus Afrobrunnichia Hutchinson & Dalziel.
Selected References
None.