familyRanunculaceae
genusDelphinium
subsectionDelphinium subsect. Virescens
speciesDelphinium carolinianum
subspeciesDelphinium carolinianum subsp. virescens
Delphinium carolinianum subsp. virescens
Phytologia 60: 8. 1982.
Common names: Plains larkspur white larkspur Penard's larkspur
EndemicWeedy
Basionym: Delphinium virescens Nuttall Gen. N. Amer. Pl. 2: 14. 1818
Synonyms: Delphinium virescens var. macroseratilis (Rydberg) Cory Delphinium virescens var. penardii (Huth) L. M. Perry
Treatment appears in FNA Volume 3.
Revision as of 21:51, 5 November 2020 by imported>Volume Importer
Roots without elongate central axis; fascicles 2-8, ± horizontal. Stems 50-80 cm. Leaves mostly cauline at anthesis; distalmost petioles more than 5 mm. Leaf blade with 5 or more major divisions; ultimate lobes of midcauline leaf blades 5-15, width 2-6 mm. Flowers: sepals white to very pale blue. 2n = 16.
Phenology: Flowering late winter–early summer.
Habitat: Prairies, sandy, loamy, or clay soils
Elevation: 250-2000 m
Distribution
Man., Colo., Iowa, Kans., Minn., Mo., Nebr., N.Dak., Okla., S.Dak., Tex., Wis.
Discussion
Delphinium carolinianum subsp. virescens is known to hybridize with D. madrense and with D. wootonii.
Selected References
None.
Lower Taxa
None.