Triumfetta semitriloba |
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burweed, mosote, Sacramento bur, Sacramento burbark, Sacramento burrbark |
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Habit | Subshrubs. |
Stems | erect, branched, 3–17 dm, stellate-pubescent, sometimes with simple hairs intermixed. |
Leaves | petiole 0.5–6(–9) cm; proximal blades broadly ovate to rhombic-ovate, sometimes obscurely 3-lobed, 3–8 cm, distal usually oblong, base rounded, rarely shallowly cordate, margins irregularly serrate-dentate, apex acuminate, surfaces: abaxial (veins and lamina) densely and uniformly stellate-pubescent, 5–7-veined from base. |
Inflorescences | 2–3 per axil, usually foliar-bracteate; peduncle 1–2(–3) mm. |
Pedicels | 2–3 mm. |
Flowers | sepals linear, subapically appendaged, 6 mm, stellate abaxially; stamens 15–25; ovaries 3(–4)-locular. |
Capsules | globose to slightly ovoid, 3–4 mm, surface glabrous or sparsely minutely hirtellous and sparsely and inconspicuously glandular with minute viscid hairs; spines uncinate, retrorsely barbed. |
2n | = 32. |
Triumfetta semitriloba |
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Phenology | Flowering May–Dec. |
Habitat | Hammocks and hammock margins, mulberry woodlands, thicket edges, disturbed sites, old groves |
Distribution |
FL; GA; Mexico; Central America; South America; West Indies [Introduced in Asia (Taiwan), w Pacific Islands (Hawaii, Micronesia, Philippines), Australia]
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Discussion | Triumfetta semitriloba is known from the southern counties of Florida, north to Manatee and Okeechobee counties, and in Georgia only from Baker and Camden counties. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 6, p. 201. |
Parent taxa | Malvaceae > subfam. Grewioideae > Triumfetta |
Sibling taxa | |
Name authority | Jacquin: Enum. Syst. Pl., 22. (1760) |
Web links |