familyRanunculaceae
genusDelphinium
subsectionDelphinium subsect. Echinata
speciesDelphinium hansenii
subspeciesDelphinium hansenii subsp. hansenii
Delphinium hansenii subsp. hansenii
Common names: Hansen's larkspur
EndemicIllustrated
Synonyms: Delphinium hesperium var. hansenii Greene Delphinium hansenii subsp. arcuatum
Treatment appears in FNA Volume 3.
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.
Selected References
None.
Lower Taxa
None.
"thin" is not a number.
... more about "Delphinium hansenii subsp. hansenii"
dehiscing +
absent +
usually larger +
spreading +
simple +
reddish +
attached +
long-puberulent +
narrowed +
straight +
terminal +
fewer +
lobed +
smaller +
white-margined +
subopposite-subalternate +
green +
absent +
puberulent +
linear-lanceolate +
2mm;6mm +
aggregated +
globose;cylindric +
alternate +
gradually smaller +
ascending +
straight +
undulate +
brick--shaped +
Hansen's larkspur +
Calif. +
small +
abundant +
naked +
fuzzy +
open +
symmetric +
dense +
2;11 +
bisexual +
2.2-4 +
erect +
glabrous +
curved-cylindric +
white +
densest +
centered +
Present +
dense +
cylindric +
3mm;6mm +
compound +
undivided +
long-pubescent +
pentagonal +
2.5cm;8cm +
petiolate +
cauline +
lacerate;crenate +
straight +
incised;toothed;incised;toothed;entire +
absent +
smaller +
8;20 +
ascending +
absent +
puberulent +
hypogynous +
elevated +
distinct +
conspicuous +
0;26 +
reduced +
sheathing +
absent +
long-pubescent +
simple +
Pittonia +
1896 +
2-100-flowered +
wavy +
3-9(-20)-branched +
fascicled +
tuberlike +
echinate +
1;many +
not ringed +
rectangular +
thread-like +
major +
petaloid +
spurred +
imbricate +
dark blue-purple;white or pink +
not persistent +
distinct +
puberulent +
distinct +
25;40 +
absent +
unbranched +
absent +
persistent +
absent +
pustulate +
Delphinium hansenii subsp. hansenii +
Delphinium hansenii +
subspecies +
rhizomatous +
perennial +
fewer +