Cirsium fontinale var. fontinale
EndemicConservation concern
Basal leaves: longer spines 4–6 mm; distal faces more densely glandular than tomentose. Cauline leaves: longer spines 8–12 mm. Distalmost stem bracts usually tightly subtending heads. Phyllaries 100–120, 35–45 of them reflexed; apical spines 1–2 mm; marginal spines often present. Cypselae 4.1–5 mm. 2n = 34, 34 + 1B.
Phenology: Flowering spring–summer (Apr–Aug).
Habitat: Serpentine seeps
Elevation: ca. 120 m
Discussion
Of conservation concern.
Variety fontinale is known only from the vicinity of Crystal Springs Reservoir, San Mateo County.
Selected References
None.
Lower Taxa
None.
"ciliolate" is not a number."fine" is not a number."less" is not a number.
... more about "Cirsium fontinale var. fontinale"
tomentose +
tomentose +
short-tailed +
introrse +
connate +
long +
innermost +
puberulent +
dilated +
scarious +
linear-oblong +
hirsute +
papillate +
angled +
continuous +
petiolate +
absent +
appressed +
auriculate-decurrent +
strongly undulate;shallowly deeply pinnatifid +
entire;erose +
leafy +
reduced +
spreading +
hairy +
several;many +
barbellate +
many +
coarse +
absent +
taprooted +
woody +
actinomorphic +
bilateral +
monomorphic +
not ribbed +
brownish +
glabrous +
4.1mm;5mm +
bractlike +
reduced +
more densely glandular than tomentose +
Calif. +
straight +
eglandular +
green +
distinct +
proximal +
25;200 +
bisexual +
dispersed +
discoid +
singly +
indeterminate +
nodding +
terminal +
few;many +
homogamous +
flattened +
surrounding +
campanulate;hemispheric +
numerous +
coarse +
fibrous +
bristly-dentate +
alternate +
bristle-tipped +
? (?) +
scarious +
absent +
appressed +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
tough +
thick +
absent +
connate +
imbricate +
persistent +
distinct +
herbaceous +
weakly to strongly +
connate +
stigmatic +
distributed +
reduced +
Fl. W. Calif., +
1901 +
absent +
epaleate +
flat;convex +
glutinous +
fibrous +
tawny;white +
triangular +
exalbuminous +
modifed +
6;10 +
subequal +
alternate +
erect +
2-branched +
ringed +
enlarged +
elongate +
Cirsium fontinale var. fontinale +
Cirsium fontinale +
variety +
cylindric +
expanded +
dentate +
bristly-dentate to coarsely +
arachnoid +
fine +
long +
bent +
perennial +
monocarpic +
spiny-margined +
broad +