Cirsium edule var. macounii
Sida 21: 213. 2004.
Common names: Macoun’s thistle
Endemic
Basionym: Carduus macounii Greene Ottawa Naturalist 16: 38. 1902
Synonyms: Cirsium macounii (Greene) Petrak
Treatment appears in FNA Volume 19. Treatment on page 147.
Revision as of 19:58, 29 July 2020 by imported>Volume Importer
Heads often densely crowded at stem tips. Peduncles 0–5 (–10) cm. Involucres 2–4 × 2.5–4 cm, usually densely arachnoid. Phyllary apices widely spreading, long-acicular, spines 5–15 mm. Corollas (15–) 18–22 mm, tubes 7–11 mm, throats (4–) 5–8.5 mm, lobes (2–) 4.5–7 mm; style tips 4–5 mm. Cypselae dark-brown, 5–6.5 mm; pappi 20–25 mm. 2n = 34 (as C. edule).
Phenology: Flowering Jun–Oct.
Habitat: Damp soil, mostly montane meadows, forests, alpine
Elevation: 0–1900 m
Distribution
B.C., Alaska, Oreg., Wash.
Discussion
Variety macounii ranges from the coastal mountains of southeastern Alaska and British Columbia to Vancouver Island, the Olympic Peninsula, and northern Cascades of Washington, and the mountains of northwestern Oregon.
Selected References
None.
Lower Taxa
None.
"fine" is not a number.
... more about "Cirsium edule var. macounii"
short-tailed +
introrse +
connate +
radiating +
ascending +
innermost +
plane;acicular +
scarious +
linear-oblong +
not differentiated +
hirsute +
papillate +
angled +
continuous +
absent +
auriculate-clasping +
appressed +
decurrent +
plane;moderately undulate coarsely dentate +
appressed +
leafy +
ascending +
hairy +
0;many +
barbellate +
many +
coarse +
absent +
Macoun’s thistle +
actinomorphic +
bilateral +
monomorphic +
not ribbed +
dark-brown +
glabrous +
5mm;6.5mm +
often spinier +
reduced +
thin +
straight +
eglandular +
green +
distinct +
proximal +
25;200 +
bisexual +
dispersed +
sessile +
discoid +
crowded +
indeterminate +
erect +
terminal +
1;many +
homogamous +
surrounding +
arachnoid +
narrowly ovoid;hemispheric or campanulate +
bristly-dentate +
alternate +
bristle-tipped +
spinulose +
separated +
? (?) +
scarious +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
tough +
thick +
absent +
connate +
straight +
spreading +
long-acicular +
expanded +
persistent +
distinct +
herbaceous +
many +
subequal +
connate +
stigmatic +
distributed +
reduced +
Sida +
2004 +
absent +
epaleate +
flat;convex +
glutinous +
fibrous +
tawny;white +
exalbuminous +
modifed +
4;8 +
subequal +
Endemic +
straight +
alternate +
erect +
2-branched +
ringed +
enlarged +
elongate +
Cirsium edule var. macounii +
Cirsium edule +
variety +
cylindric +
expanded +
dentate +
bristly-dentate to coarsely +
fine +
long +
bent +
taprooted +
monocarpic +