Tradescantia pallida |
Tradescantia spathacea |
|
---|---|---|
purple queen |
boat-lily, moses-in-the-cradle, oyster-plant |
|
Habit | Herbs, perennial, succulent. | Herbs, erect or ascending, rarely rooting at nodes. |
Stems | suffused with purplish violet. |
unbranched, short. |
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; blade usually abaxially purple, adaxially green, strap-shaped, to 35 × 5 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), leathery, succulent, glabrous. |
Inflorescences | terminal, often becoming leaf-opposed, pedunculate; peduncles (3.5–)4–13 cm; bracts similar to leaves but usually greatly reduced. |
axillary, sessile, or pedunculate in axils well below shoot apex, cymes enclosed in pairs of boat-shaped spathes. |
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 glabrous; sepals distinct, white, 3–6 mm, glabrous; petals distinct, white, ovate, not clawed; stamens free; filaments bearded. |
Capsules | 3.5 mm, glabrous. |
3- or (by abortion) 2-locular, 3–4 mm. |
Seeds | 2.5–3 mm. |
1 per locule, 3–4 mm. |
2n | = 24 (Mexico). |
= 12 (Belize). |
Tradescantia pallida |
Tradescantia spathacea |
|
Phenology | Flowering summer–fall. | Flowering winter (Jan). |
Habitat | Landfill and old home sites | Occasionally escaped to hammocks and weedy places |
Distribution |
FL; LA; Mexico; native [Introduced in North America]
|
FL; Mexico; Central America; West Indies [Introduced in North America] |
Discussion | Tradescantia spathacea is native to southern Mexico, Central America, and the West Indies. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 22. | FNA vol. 22. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | Setcreasea pallida, Setcreasea purpurea | Rhoeo discolor, Rhoeo spathacea |
Name authority | (Rose) D. R. Hunt: Kew Bull. 30: 452. (1975) | Swartz: Prodr. 57. (1788) |
Web links |