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grayhairy wild indigo

Scientific Name: Baptisia cinerea

Family: Fabaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Baptisia: Wild Indigo and its Relatives

The genus Baptisia, commonly known as wild indigo or false indigo, belongs to the legume family, Fabaceae.

Considerations for Pets

  • Some Baptisia species are described as having hairy stems and leaves.
  • Some Baptisia species produce pods.

Considerations for Children

  • Some Baptisia species are described as having hairy stems and leaves.
  • Some Baptisia species produce pods.

Taxonomy and Nomenclature

  • Scientific Name: Baptisia
  • Family: Fabaceae (Legume Family)
  • Common Names: Wild Indigo, False Indigo
  • Synonyms and Related Species:
    • Baptisia arachnifera W.H. Duncan (Cobwebby Wild Indigo, Hairy Rattleweed)
    • Baptisia australis (L.) R. Br.
    • Baptisia cinerea (Raf.) Fern. & Schub. (Gray-hairy Wild Indigo, Carolina Wild Indigo)
    • Baptisia megacarpa Chapman ex Torrey & Gray (Bigpod Wild Indigo)
    • Baptisia alba (L.) Vent. (Milky White Indigo, White Wild Indigo), given as B. alba (L.) R. Brown in Fernald (1950)
    • Baptisia bracteata Muhl. ex Elliot (Longbract Wild Indigo)
    • Baptisia calycosa (Hairy Florida Wild-indigo)
    • Baptisia lecontei (LeConte's Wild-indigo, Pineland Wild Indigo)
  • Varieties (Note: Some varieties may be unaccepted):
    • Baptisia arachnifera var. laevicaulis (A. Gray ex Canby) Isely (Longbract Wild Indigo) - Not accepted

Distribution and Habitat

  • Wild Indigo is native to the southeastern U.S. (Indiana to Pennsylvania south to Oklahoma to far).
  • Specific mentions of Georgia indicate the presence of native species such as Baptisia arachnifera.

Morphological Characteristics

  • Stem branching and hairy.
  • Compound leaves with 3 finely hairy, small elliptic leaflets.
  • Leaves alternate, petiolate; Stipules green.
  • Some species have blue-black pods.
  • Some species have gray-green foliage and gray or purple-gray stems.

Interactions with Other Organisms

  • Larvae of several butterfly species feed on Baptisia, including:
    • Wild Indigo Duskywing (Erynnis baptisiae)
    • Hoary Edge
    • Southern Dogface
    • Orange Sulfur

Quirky Facts

  • The name "canescens," which appears in some species descriptions, is Latin for "gray-hairy."

Further Information

  • North American Vascular Flora provides county distribution maps for species such as Baptisia cinerea.