Cirsium horridulum var. vittatum
Rhodora 72: 45. 1970.
Common names: Florida thistle
Endemic
Basionym: Carduus vittatus Small Bull. New York Bot. Gard. 3: 439. 1905
Synonyms: Carduus smallii (Britton) H. E. Ahles Cirsium smallii Britton Cirsium vittatum (Small) Small
Plants 30–90 cm. Stems glabrous to sparsely tomentose. Leaves: blades linear to oblong, 10–30 cm, spinose-dentate to shallowly pinnatifid, main spines mostly 5–10 mm, abaxial faces glabrous or nearly so. Heads 1–10. Involucres 3–4 × 3–6 cm, glabrous. Phyllaries: outer and middle bodies densely scabridulous, marginal spinules 0.1–0.5 mm. Corollas purple. 2n = 32, 33, 34, 35.
Phenology: Flowering winter–summer (Feb–Aug).
Habitat: Meadows, pastures, old fields, pinelands, usually in damp soil
Elevation: 0–100 m
Distribution
Ala., Fla., Ga., La., Miss., N.C., S.C.
Discussion
Variety vittatum grows on the coastal plain.
Selected References
None.
Lower Taxa
None.
"fine" is not a number.
... more about "Cirsium horridulum var. vittatum"
outer +
scabridulous +
short-tailed +
introrse +
connate +
innermost +
acuminate +
scarious +
linear-oblong +
differentiated +
hirsute +
papillate +
angled +
continuous +
absent +
winged-petiolate +
auriculate-clasping +
appressed +
flowering +
tapered +
spinose-dentate;shallowly pinnatifid +
reddish-tinged +
spreading;ascending +
hairy +
0;many +
barbellate +
many +
coarse +
absent +
Florida thistle +
actinomorphic +
bilateral +
monomorphic +
not ribbed +
glabrous +
4mm;6mm +
often spinier +
straight +
eglandular +
green +
perennating +
distinct +
proximal +
25;200 +
bisexual +
dispersed +
discoid +
singly +
indeterminate +
terminal +
1;10 +
homogamous +
surrounding +
glabrous +
hemispheric;campanulate +
fleshy +
bristly-dentate +
alternate +
bristle-tipped +
? (?) +
reddish +
setulose-ciliolate +
scarious +
scabridulous +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
tough +
thick +
absent +
connate +
imbricate +
persistent +
distinct +
herbaceous +
many +
subequal +
connate +
stigmatic +
distributed +
reduced +
Rhodora +
1970 +
absent +
epaleate +
flat;convex +
glutinous +
perennating +
fibrous +
tawny;white +
exalbuminous +
modifed +
5;9 +
subequal +
Endemic +
weak +
alternate +
stout +
erect +
2-branched +
ringed +
enlarged +
elongate +
Cirsium horridulum var. vittatum +
Cirsium horridulum +
variety +
cylindric +
expanded +
dentate +
bristly-dentate to coarsely +
septate +
long +
bent +
appressed-ascending +
middle +