Flora of North America species comparison

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Tradescantia pinetorum

pinewoods spiderwort
Habit Herbs, erect to ascending, rarely rooting at nodes.
Roots

sometimes tuberous.
Stems

sparsely branched, 8–39 cm, scabridulous or rarely glabrescent.
Leaves

blade linear-lanceolate, 1–10 × 0.15–0.8 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), firmly membranaceous, glaucous, glabrous.
Inflorescences

terminal, solitary, or frequently with 1–3 axillary inflorescences from distal nodes;

bracts foliaceous.
Flowers

distinctly pedicillate;

pedicels 0.8–1 cm, glandular-puberulent;

sepals frequently suffused with red, glaucous, 4–6 mm, glandular-puberulent;

petals distinct, bright blue to rose and purple, not clawed, 9–12 mm;

stamens free;

filaments bearded.
Capsules

3–4 mm.
Seeds

1.5–2 mm;

hilum much shorter than seed.

Tradescantia pinetorum
Phenology Flowering summer–fall (Jul–Sep).
Habitat Moist canyons and stream banks
Elevation 1700–3000 m (5600–9800 ft)
Distribution
from FNA
AZ; NM; Mexico (Chihuahua, Durango, Sonora)
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 22.
Parent taxa Commelinaceae > Tradescantia
Sibling taxa
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. reverchonii, T. roseolens, T. spathacea, T. subacaulis, T. subaspera, T. tharpii, T. virginiana, T. wrightii, T. zebrina
Name authority Greene: Erythea 1: 247. (1893)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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