Delphinium hansenii subsp. hansenii

unknown
Common names: Hansen's larkspur
EndemicSelected by author to be illustrated
Synonyms: Delphinium hesperium var. hansenii GreeneDelphinium hansenii subsp. arcuatum unknown
Treatment appears in FNA Volume 3.
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Stems 40-80(-180) cm, base simple- and/or long-puberulent. Leaves mainly cauline; basal leaves usually absent at anthesis; cauline leaves 3 or more, gradually smaller than basal leaves. Inflorescences (2-)6-11 flowers per 5 cm, dense or less commonly open. Flowers: sepals dark blue-purple to white or pink, lateral sepals 7-10(-13) mm, spurs 8-13 mm. 2n = 16, 32.

Phenology: Flowering spring(-early summer).
Habitat: Open oak woods, grasslands
Elevation: 100-3000 m

Discussion

Delphinium hansenii subsp. hansenii produces natural hybrids with D. gypsophilum, D. hesperium, and D. variegatum.

References

None.

Lower Taxa

No lower taxa listed.