Tradescantia pallida |
Tradescantia ozarkana |
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purple queen |
Ozark spiderwort |
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Habit | Herbs, perennial, succulent. | Herbs, erect or ascending, rarely rooting at nodes. |
Stems | suffused with purplish violet. |
not flexuous, 10–50 cm; internodes glabrous to pilose. |
Leaves | spirally arranged; blade not variegated, suffused with purplish violet, lanceolate-oblong to oblong-elliptic, (4–)7–15 × 1.5–3 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), base symmetric, rounded to broadly cuneate, margins ciliate or ciliolate, apex acute, glabrous or glabrescent. |
spirally arranged, sessile; blade silvery or gray-green, lanceolate to linear-lanceolate or linear-oblong, 8–28 × 1–6 cm (distal leaf blades wider than sheaths when sheaths opened, flattened), base ± rounded to cuneate, apex acuminate, ± glaucous, usually glabrous. |
Inflorescences | terminal, often becoming leaf-opposed, pedunculate; peduncles (3.5–)4–13 cm; bracts similar to leaves but usually greatly reduced. |
all or mostly terminal; bracts foliaceous. |
Flowers | subsessile; pedicels 4–9 mm, densely white-pilose at summit; sepals distinct, 7–10 mm, pilose basally; petals ± connate at base, pink, clawed, 1.5–2 cm; stamens epipetalous; filaments very sparsely bearded. |
distinctly pedicillate; pedicels 2–3.2 cm, glandular-pilosulose; sepals 6–12 mm, sparsely to densely glandular-pilosulose; petals distinct, white or pale pink to pale lavender, broadly ovate, not clawed, 1.2–1.6 cm; stamens free. |
Capsules | 3.5 mm, glabrous. |
6–8 mm. |
Seeds | 2.5–3 mm. |
3–4 mm. |
2n | = 24 (Mexico). |
= 12, 24. |
Tradescantia pallida |
Tradescantia ozarkana |
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Phenology | Flowering summer–fall. | Flowering spring (Apr–May). |
Habitat | Landfill and old home sites | Rich woods, mainly on rocky slopes and along cliffs, occasionally in bottomlands |
Distribution |
FL; LA; Mexico; native [Introduced in North America]
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AR; MO; OK
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Discussion | Tradescantia ozarkana is endemic to the Ozarks. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Source | FNA vol. 22. | FNA vol. 22. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | Setcreasea pallida, Setcreasea purpurea | |
Name authority | (Rose) D. R. Hunt: Kew Bull. 30: 452. (1975) | E. S. Anderson & Woodson: Contr. Arnold Arbor. 9: 56, plate 12, map 3. (1935) |
Web links |