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.



Ariz., Calif., Idaho, N.Y., Nev., Oreg., Wash., nw Mexico.


Subspecies 2 (2 in the flora).

Selected References



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