Centromadia pungens

(Hooker & Arnott) Greene

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
Treatment appears in FNA Volume 21. Treatment on page 277. Mentioned on page 276.

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

V21-675-distribution-map.gif

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"
not tailed +, rounded +  and obtuse +
yellow +  and brownish +
pale +  and dark +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
umbelliform +, spiciform +, paniculiform +, glomerulate +  and corymbiform +
indeterminate +  and determinate +
Bruce G. Baldwin +  and John L. Strother +
(Hooker & Arnott) Greene +
decurrent +
Hartmannia pungens +
compound +  and simple +
linear to linear-elliptic +
oblanceolate +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
hairy +  and glabrous +
fusiform +, clavate +, obpyramidal +, terete +, compressed +  and obcompressed +
fertile +  and bisexual +
fertile +  and bisexual +
Ariz. +, Calif. +, Idaho +, N.Y. +, Nev. +, Oreg. +, Wash. +  and nw Mexico +
villous +, hirsute +, scabroso-hirtellous +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
umbelliform +  and spiciform-paniculiform +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
urceolate;obconic +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
petiolate +  and sessile +
alternate +  and opposite +
hirsute +, scabrous +  and glabrous +
deltate +
dentate to pinnatifid or palmatifid +  and entire +
2-carpellate +
persistent +
of 3 +  and 12 linear , oblanceolate or subulate , scales +
5 +  and 75 +
1-2-pinnatifid +
alternate +  and opposite +
Man. Bot. San Francisco, +
flat;convex +
3 +  and 12 +
subulate +, oblanceolate +  and linear +
exalbuminous +
Conservation concern +
less erect +  and prostrate +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Hemizonia pungens +
Centromadia pungens +
Centromadia +
species +
cylindric +
entire +  and toothed +
10 cm100 mm <br />0.1 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +