Hazardia cana

(A. Gray) Greene

Pittonia 1: 29. 1887.

Common names: San Clemente Island bristleweed
Basionym: Diplostephium canum A. Gray Proc. Amer. Acad. Arts 11: 75. 1876
Synonyms: Haplopappus canus (A. Gray) S. F. Blake
Treatment appears in FNA Volume 20. Treatment on page 449. Mentioned on page 446.

Shrubs, 60–250 cm. Stems lanate-tomentose. Leaves subsessile or subpetiolate; blades oblanceolate, 4–12 × 1–4 cm, thin, bases not clasping, margins serrulate to subentire, abaxial faces densely short-tomentose, adaxial glabrate or glabrescent. Heads in thyrsiform arrays. Involucres broadly turbinate, 7–10 × 5–8 mm. Phyllaries erect, oblong, apices acute, faces of outer loosely woolly-tufted apically. Ray-florets 6–14, fertile; corollas shorter than involucre, inconspicuous. Disc-florets 15–25; corollas 5–8 mm. Cypselae 3–4 mm, canescent. 2n = 10.


Phenology: Flowering Jun–Sep.
Habitat: Rocky canyon walls
Elevation: 200–500 m

Distribution

V20-1035-distribution-map.gif

Calif., Mexico (Baja California)

Discussion

Hazardia cana is known from San Clemente Island.

Selected References

None.

Lower Taxa

None.

No values specified."fine" is not a number.

... more about "Hazardia cana"
short-tomentose +
glabrescent +  and glabrate +
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
W. Dennis Clark +
(A. Gray) Greene +
decurrent +
Diplostephium canum +
4 cm40 mm <br />0.04 m <br /> (12 cm120 mm <br />0.12 m <br />) +
oblanceolate +
rugulose +  and muricate +
barbellulate +  and barbellate +
reddish-brown +
San Clemente Island bristleweed +
not 2-lipped +  and actinomorphic +
yellow +, red-purple +  and drying +
inconspicuous +
ampliate +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
fusiform +  and deltoid subterete +
fertile +  and bisexual +
fertile +  and bisexual +
Calif. +  and Mexico (Baja California) +
200–500 m +
resinous +
gland-dotted +
silky +, canescent +, glabrous +, stipitate-glandular +  and tomentose +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Rocky canyon walls +
discoid +  and disciform +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
subpetiolate +  and subsessile +
spreading;erect +
triangular +
dentate to pinnatifid +  and entire +
serrulate +  and subentire +
not scarious +
2-carpellate +
persistent +
Flowering Jun–Sep. +
bearing subulate enations +, hairy +  and bristly +
concave;usually flat;conic +
exalbuminous +
lanate-tomentose +
appendaged +  and truncate +
papillate +  and smooth +
Haplopappus canus +
Hazardia cana +
Hazardia +
species +
6] +, [4 +  and 5 +