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small-leaf spiderwort, white-flower wandering jew

Tharp's spiderwort

Habit Herbs, decumbent, rooting at nodes. Herbs, erect or ascending, rarely rooting at nodes.
Stems

absent or 2–7 cm in flower, to 20 cm in fruit, shaggy pilose to villous.

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.

blade green, linear-lanceolate, 4–30 × 0.9–2.5 cm (distal leaf blades equal to or narrower than sheaths when sheaths opened, flattened), margins frequently clear or edged with rose, laxly and irregularly pilose or villous.

Inflorescences

terminal, becoming leaf-opposed, sometimes axillary from distalmost leaf axil, 1–2 cyme pairs per stem;

bracts mostly foliaceous, occasionally reduced.

terminal, solitary;

bracts foliaceous, well developed, not saccate, sparsely to densely pilose.

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.

distinctly pedicillate;

pedicels 4–6 cm, laxly pilose;

sepals usually purple or rose-colored (rarely pale green), not inflated, 1.2–1.6 cm, uniformly eglandular-pilose;

petals distinct, deep rose or purple, or frequently blue, broadly ovate, not clawed, 1.8–2.2 cm;

stamens free;

filaments bearded.

Capsules

5–7 mm.

Seeds

2–3 mm.

2n

= 24.

Tradescantia fluminensis

Tradescantia tharpii

Phenology Flowering spring–fall. Flowering spring.
Habitat Woods, roadsides, and open areas, sometimes as weed Clay soils of rocky prairies and open woodlands
Distribution
from FNA
AL; CA; FL; LA; native; South America (Brazil–Argentina); Africa (South Africa); Australia [Introduced in North America; introduced in North America]
[WildflowerSearch map]
[BONAP county map]
from FNA
KS; MO; OK; TX
[WildflowerSearch map]
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.)

Source FNA vol. 22. FNA vol. 22.
Parent taxa Commelinaceae > Tradescantia Commelinaceae > Tradescantia
Sibling taxa
T. bracteata, T. brevifolia, T. buckleyi, T. crassifolia, T. crassula, T. edwardsiana, T. ernestiana, T. gigantea, T. hirsuticaulis, T. hirsutiflora, T. humilis, T. leiandra, T. longipes, T. occidentalis, T. ohiensis, T. ozarkana, T. pallida, T. paludosa, T. pedicellata, T. pinetorum, T. reverchonii, T. roseolens, T. spathacea, T. subacaulis, T. subaspera, T. tharpii, T. virginiana, T. wrightii, T. zebrina
T. bracteata, T. brevifolia, T. buckleyi, T. crassifolia, T. crassula, T. edwardsiana, T. ernestiana, T. fluminensis, T. gigantea, T. hirsuticaulis, T. hirsutiflora, T. humilis, T. leiandra, T. longipes, T. occidentalis, T. ohiensis, T. ozarkana, T. pallida, T. paludosa, T. pedicellata, T. pinetorum, T. reverchonii, T. roseolens, T. spathacea, T. subacaulis, T. subaspera, T. virginiana, T. wrightii, T. zebrina
Name authority Vellozo: Florae Fluminensis 140; plate vol. 3, 152. (1829) E. S. Anderson & Woodson: Contr. Arnold Arbor. 9: 70; plate 4, fig. 9; plate 9; map 7. (1935)
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