Tradescantia fluminensis |
Tradescantia brevifolia |
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small-leaf spiderwort, white-flower wandering jew |
trans-Pecos spiderwort |
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Habit | Herbs, decumbent, rooting at nodes. | Herbs, prostrate, coarsely rhizomatous. |
Stems | unbranched or sparsely branched, to 30 cm. |
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Leaves | 2-ranked; blade lanceolate-elliptic to ovate-lanceolate, 2.5–5 × 1–2 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), margins ciliolate, apex acute, glabrous. |
spirally arranged; blade green, not variegated, broadly ovate to elliptic or lanceolate-elliptic, to 8 × 3 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), succulent, base symmetric, rounded to broadly cuneate, ± glaucous. |
Inflorescences | terminal, becoming leaf-opposed, sometimes axillary from distalmost leaf axil, 1–2 cyme pairs per stem; bracts mostly foliaceous, occasionally reduced. |
terminal; bracts similar to leaves. |
Flowers | distinctly pedicillate; pedicels 1–1.5 cm, glandular-pilose; sepals 5–7 mm, midrib pilose with eglandular hairs; petals distinct, white, not clawed, 8–9 mm; stamens free; filaments white, densely bearded with white hairs. |
subsessile; pedicels densely pilose; sepals distinct, glabrous; petals distinct, deep pink to reddish purple, obovate, clawed, claws basally connate forming tube; stamens epipetalous; filaments glabrous; ovary glabrous. |
Capsules | obovoid to subglobose, 4 mm diam., glabrous. |
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2n | = 18 (Mexico). |
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Tradescantia fluminensis |
Tradescantia brevifolia |
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Phenology | Flowering spring–fall. | Flowering summer–fall (Jun–Oct). |
Habitat | Woods, roadsides, and open areas, sometimes as weed | Rocks or crevices, grassy slopes, or sheltered cliffs on north-facing slopes |
Distribution |
AL; CA; FL; LA; native; South America (Brazil–Argentina); Africa (South Africa); Australia [Introduced in North America; introduced in North America]
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TX; Mexico (Coahuila, Nuevo Leon) |
Discussion | This species was recorded north to North Carolina (J. K. Small 1933), but I have not seen any supporting records from Georgia or North Carolina. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Setcreasea, in which Tradescantia brevifolia, T. buckleyi, T. pallida, and T. leiandra were formerly placed, is synonymous with Tradescantia (D. R. Hunt 1975). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 22. | FNA vol. 22. |
Parent taxa | Commelinaceae > Tradescantia | Commelinaceae > Tradescantia |
Sibling taxa | ||
Synonyms | T. leiandra var. brevifolia, Setcreasea brevifolia | |
Name authority | Vellozo: Florae Fluminensis 140; plate vol. 3, 152. (1829) | (Torrey) Rose: Contributions from the U. S. National Herbarium 3: 323. (1895) |
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