Robert W. Freckmann Herbarium

  Tradescantia occidentalis (Britton) Smyth var. occidentalis image
Photographer: Kitty Kohout           

Derek Anderson
Family Commelinaceae
Tradescantia occidentalis (Britton) Smyth var. occidentalis
prairie spiderwort, western spiderwort
Tradescantia: after John Tradescant, Sr. (c. 1570 - c. 1637), English gardener to King Charles I
occidentalis: Latin for "western"
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, perennial, 8"-24" tall forb with sticky juice; stems slender, straight, smooth with white powdery surface, often branching
Flower: rose to blue, 3-parted, 1" wide, petals alike, stalks and sepals with a few soft hairs; inflorescence terminal cluster (cyme) with 2 long, leaf-like bracts below; blooms June-July
Fruit:papery capsule
Leaf:firm, smooth, linear, less than 1/3" wide, edges rolled inward
Habitat: full sun; dry to moderate moisture; prairies, plains; in sandy, loamy soil

More Information Natural Communities Herbarium Specimens
All Tradescantia list Google- Images or Text

Flora of North America (off site)
Tradescantia occidentalis (Britton) Smyth var. typica E.S.Anderson & Woodson

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