Show Lower Taxa
Centromadia pungens
Man. Bot. San Francisco, 196. 1894.
Conservation concern
Basionym: Hartmannia pungens Hooker & Arnott Bot. Beechey Voy., 357. 1839
Synonyms: Hemizonia pungens (Hooker & Arnott) Torrey & A. Gray
Plants 10–120 cm. Leaves glabrous (but for bristly-ciliate margins and midribs), scabrous, or hirsute (not glandular). Involucres 3–6 mm. Anthers yellow to brownish. Pappi 0.
Distribution
Ariz., Calif., Idaho, N.Y., Nev., Oreg., Wash., nw Mexico
Discussion
Subspecies 2 (2 in the flora).
Selected References
None.
Key
| 1 | Leaves: margins bristly-ciliate, faces glabrous but for bristly midribs; paleae little, if at all, exserted, apices obtuse to acute, sometimes apiculate | Centromadia pungens subsp. laevis |
| 1 | Leaves: margins sometimes ciliate, faces glabrous, scabrous, or hirsute, midribs sometimes bristly; paleae often conspicuously exserted, apices ± attenuate, spine-tipped | Centromadia pungens subsp. pungens |
... more about "Centromadia pungens"
introrse +
connate +
herbaceous +
scarious +
absent +
hirsute +
papillate +
continuous +
decurrent +
linear to linear-elliptic +
oblanceolate +
winged;ribbed;winged;ribbed +
1;15 +
stigmatic +
absent +
zygomorphic +
yellow +
monomorphic +
dimorphic +
staminate +
absent +
staminate +
straight +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
singly +
discoid +
singly +
indeterminate +
Present +
surrounding +
urceolate;obconic +
cauline +
deltate +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
falling +
absent +
tough +
thick +
absent +
connate +
persistent +
distinct +
falling +
absent +
unequal +
1-2-pinnatifid +
sessile +
Man. Bot. San Francisco, +
1894 +
pistillate +
absent +
fertile +
compressed +
paleate +
setulose +
flat;convex +
fibrous +
exalbuminous +
modifed +
Conservation concern +
alternate +
2-branched +
papillate +
absent +
Centromadia pungens +
Centromadia +
species +
cylindric +
equaling +
shorter +
annual +