Cirsium douglasii var. douglasii
Endemic
Treatment appears in FNA Volume 19. Treatment on page 133.
Plants to 150 cm. Cauline leaves usually deeply lobed, spines usually 7–20 mm. Heads mostly 2.5–3.5 cm. 2n = 34.
Phenology: Flowering summer (Jun–Aug).
Habitat: Springs, seeps, streamsides, coastal bluffs, coniferous and hardwood forests, often on serpentine
Elevation: 10–1200 m
Discussion
Variety douglasii grows in the Coast Ranges from Humboldt to Monterey and San Benito counties.
Selected References
None.
Lower Taxa
None.
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... more about "Cirsium douglasii var. douglasii"
outer +
short-tailed +
introrse +
connate +
innermost +
rounded;acute +
scarious +
linear-oblong +
not differentiated +
hirsute +
papillate +
paniculiform +
angled +
continuous +
petiolate +
absent +
auriculate-clasping +
appressed +
decurrent +
unlobed or;shallowly deeply pinnatifid +
ascending;spreading +
hairy +
few;many +
barbellate +
many +
coarse +
absent +
lobed +
actinomorphic +
bilateral +
rose-purple +
monomorphic +
not ribbed +
glabrous +
5mm;6mm +
sessile +
separated +
bractlike +
Calif. +
straight +
eglandular +
green +
distinct +
proximal +
25;200 +
bisexual +
dispersed +
Springs, seeps, streamsides, coastal bluffs, coniferous and hardwood forests, often on serpentine +
discoid +
crowded +
indeterminate +
terminal +
10;many +
homogamous +
purple-tinged +
surrounding +
ovoid;hemispheric +
bristly-dentate +
alternate +
bristle-tipped +
entire +
ascending;spreading +
scarious +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
dark purple +
tough +
thick +
absent +
connate +
imbricate +
persistent +
distinct +
herbaceous +
many +
weakly to strongly +
connate +
stigmatic +
distributed +
winged-petiolate +
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
1838 +
flattened +
absent +
epaleate +
flat;convex +
linear to elliptic +
glutinous +
fibrous +
tawny;white +
exalbuminous +
modifed +
6;8 +
subequal +
Endemic +
spreading +
alternate +
gray-tomentose +
2-branched +
ringed +
enlarged +
elongate +
Cirsium douglasii var. douglasii +
Cirsium douglasii +
variety +
cylindric +
expanded +
dentate +
bristly-dentate to coarsely +
long +
bent +
taprooted +
appressed +
middle +
monocarpic +