Acamptopappus sphaerocephalus var. hirtellus

S. F. Blake

J. Wash. Acad. Sci. 19: 270. 1929.

Endemic
Treatment appears in FNA Volume 20. Treatment on page 185.

Leaf margins and faces hirtellous. 2n = 18.


Phenology: Flowering Apr–Jun.
Habitat: Gravelly soils, deserts, juniper woodlands
Elevation: 0–1600 m

Discussion

Variety hirtellus in Arizona is represented by a single collection.

Selected References

None.

Lower Taxa

None.

"[" is not declared as a valid unit of measurement for this property.

not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
Guy L. Nesom +
S. F. Blake +
decurrent +
Haplopappus sphaerocephalus +
spatulate;obovate;lanceolate +
rugulose +  and muricate +
barbellulate +  and barbellate +
not 2-lipped +  and actinomorphic +
beaked +, 2-ribbed +  and 5-ribbed +
compressed +  and obconic +
fertile +  and bisexual +
fertile +  and bisexual +
Ariz. +, Calif. +  and Nev. +
0–1600 m +
hirtellous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Gravelly soils, deserts, juniper woodlands +
discoid +  and radiate +
in loose corymbiform arrays +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
hemispheric;globose +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
sessile +  and petiolate +
hirtellous +  and glabrous +
hirtellous +
lanceolate +
lacerate +
2-carpellate +
barbellulate +  and smooth +
persistent +
apically attenuate +  and spatulate +
subequal +
Flowering Apr–Jun. +
broadly ovate +  and elliptic-ovate +
J. Wash. Acad. Sci. +
bearing subulate enations +, hairy +  and bristly +
flat;slightly convex +
setiform +
exalbuminous +
spinescent +  and branched +
triangular-lanceolate +
appendaged +  and truncate +
papillate +  and smooth +
Compositae +
Acamptopappus sphaerocephalus var. hirtellus +
Acamptopappus sphaerocephalus +
variety +
perennial +, biennial +  and annual +