Packera pseudaurea var. semicordata

(Mackenzie & Bush) Trock & T. M. Barkley

Sida 18: 386. 1998.

Endemic
Basionym: Senecio semicordatus Mackenzie & Bush Rep. (Annual) Missouri Bot. Gard. 16: 107. 1905
Synonyms: Senecio pseudaureus var. semicordatus (Mackenzie & Bush) T. M. Barkley
Treatment appears in FNA Volume 20. Treatment on page 597.

Plants 20–40+ cm (slender). Basal leaves: petiole lengths 1.5–2 times blades; blades broadly lanceolate to ovate, 20–40 × 10–20 mm, margins crenate. Heads 6–12 in open or slightly congested, corymbiform or cymiform arrays. Phyllaries 4–6 mm. 2n = 88, 126, 138.


Phenology: Flowering early Apr–mid Jun.
Habitat: Damp areas and open prairies
Elevation: 300–1500 m

Distribution

V20-1338-distribution-map.gif

Iowa, Kans., Minn., Mo., Nebr., N.Dak., S.Dak.

Discussion

Variety semicordata resembles var. flavula; it grows in open prairies.

Selected References

None.

Lower Taxa

None.
Debra K. Trock +
(Mackenzie & Bush) Trock & T. M. Barkley +
Senecio semicordatus +
Iowa +, Kans. +, Minn. +, Mo. +, Nebr. +, N.Dak. +  and S.Dak. +
300–1500 m +
Damp areas and open prairies +
Flowering early Apr–mid Jun. +
Senecio pseudaureus var. semicordatus +
Packera pseudaurea var. semicordata +
Packera pseudaurea +
variety +