Flora of North America species comparison

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Tradescantia crassifolia

leatherleaf spiderwort
Habit Herbs, erect, rarely rooting at nodes.
Roots

tuberous, thick.
Stems

unbranched or sparsely branched, arachnoid-villous.
Leaves

2-ranked, narrowing toward shoot apex;

blade lanceolate-elliptic to ovate, 4–15 × 2–3.5 cm (distal leaf blades wider or narrower than sheaths when sheaths opened, flattened), base cordate-clasping, sparsely pilose to densely arachnoid-villous.
Inflorescences

terminal, 1–4 axillary, sessile in axils of distal reduced leaves, boat-shaped spathes absent.
Flowers

distinctly pedicillate;

pedicels 0.6–1.4 cm, densely arachnoid-villous;

sepals 6.5–8 mm, pilose to densely arachnoid-pubescent;

petals distinct, rose-purple to bluish, not clawed, 10–15 mm;

stamens free;

filaments bearded.
Capsules

3.5–4 mm.
Seeds

2 mm.
2n

= 12, 24, 24+ (Mexico).

Tradescantia crassifolia
Phenology Flowering summer–early fall.
Habitat Specific habitat unkown
Distribution
from FNA
TX; Mexico; to Central America (Guatemala)
[WildflowerSearch map]
[BONAP county map]
Discussion

Although not recorded in any U.S. flora or checklist, Tradescantia crassifolia has been added to the flora based on an old collection from the Chenati Mountains in Texas. Another specimen labeled New Mexico is considered less credible.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 22.
Parent taxa Commelinaceae > Tradescantia
Sibling taxa
T. bracteata, T. brevifolia, T. buckleyi, 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. tharpii, T. virginiana, T. wrightii, T. zebrina
Name authority Cavanilles: Icon. 1: 54, plate 75. (1791)
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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