Croton alabamensis var. alabamensis |
Croton alabamensis var. texensis |
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Alabama croton |
Alabama croton, Texabama croton |
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Leaf | blades: abaxial surface silvery, scales mostly unpigmented or light amber, some dark blackish brown scales sometimes present. |
blades: abaxial surface coppery, some scales unpigmented, others with dark reddish brown center and reddish amber rays. |
Inflorescences | 9–18-flowered, producing 0–11 fruits. |
6–14-flowered, producing 0–6 fruits. |
2n | = 16, 32. |
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Croton alabamensis var. alabamensis |
Croton alabamensis var. texensis |
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Phenology | Flowering mostly late Feb–early Apr; fruiting mostly May–Jun. | Flowering mostly late Feb–early Apr; fruiting mostly May–Jun. |
Habitat | Limestone glades, forest understories, shale or sandstone outcrops, often on steep slopes. | Mesic hardwood forest understories, soils overlying limestone, canyon slopes, flat terraces. |
Elevation | 50–150 m. (200–500 ft.) | 200–400 m. (700–1300 ft.) |
Distribution |
AL |
TX |
Discussion | Variety alabamensis is restricted to Bibb and Tuscaloosa counties. A report of this variety from Tennessee is almost certainly erroneous (K. Wurdack 2006). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Variety texensis is restricted to Bell, Coryell, and Travis counties. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 12, p. 210. | FNA vol. 12, p. 211. |
Parent taxa | ||
Sibling taxa | ||
Name authority | unknown | Ginzbarg: Sida 15: 42, fig. 1. (1992) |
Web links |