Carphochaete bigelovii

A. Gray

Smithsonian Contr. Knowl. 3(5): 89. 1852.

Common names: Bristlehead
Illustrated
Treatment appears in FNA Volume 21. Treatment on page 487.
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Stems usually stiff, erect. Leaves often fascicled on older growth; blades 5–35 mm. Heads terminal (± pedunculate) or in leaf-axils (sessile). Involucres 12–20 mm. Phyllaries: glanddotted, sometimes puberulent as well, margins narrowly hyaline, apices acute. Corollas 15–20 mm, throats usually purplish, lobes creamy white. Cypselae yellow-green to golden brown, 11–14 mm; pappus-scales mostly brownish to purplish with colorless, hyaline margins, aristae of the longer 1–3+ mm, scabrous. 2n = 22.


Phenology: Flowering Jan–Jun.
Habitat: Sandy soils, rock outcrops in grasslands, chaparral, pine-oak woodlands
Elevation: 900–2200 m

Distribution

V21-1226-distribution-map.gif

Ariz., N.Mex., Tex., Mexico (Chihuahua), Mexico (Coahuila), Mexico (Sonora)

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Carphochaete bigelovii"
not tailed +, truncate +, rounded +  and obtuse +
scarious +
usually ovate +  and lanceolate +
usually terete +  and clavate +
spiciform +, racemiform +, paniculiform +  and corymbiform +
indeterminate +  and determinate +
David J. Keil +
A. Gray +
decurrent +
enlarged +
1(-3)-nerved +
dissected +, lobed +, toothed +  and entire +
oblanceolate;linear +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
papillate +  and rugose +
(4-)5-angled;10-ribbed +
filiform +
Bristlehead +
pink +  and purple +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
yellow-green +  and golden brown +
subcylindric +
fertile +  and bisexual +
Ariz. +, N.Mex. +, Tex. +, Mexico (Chihuahua) +, Mexico (Coahuila) +  and Mexico (Sonora) +
900–2200 m +
puberulent +  and glabrate +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Sandy soils, rock outcrops in grasslands, chaparral, pine-oak woodlands +
in usually determinate , rarely indeterminate , arrays +  and singly +
indeterminate +
in leaf-axils +  and terminal +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
creamy white +
narrowly triangular +  and linear +
2-carpellate +
persistent +
Flowering Jan–Jun. +
8 +  and 12 +
Smithsonian Contr. Knowl. +
bearing subulate enations +, hairy +  and bristly +
flat;slightly convex +
9 +  and 12 +
aristate +, lanceolate +  and subulate +
exalbuminous +
Illustrated +
appendaged +  and truncate +
hirsutulous +
papillate +
Compositae +
Carphochaete bigelovii +
Carphochaete +
species +
perennial +, biennial +  and annual +
45 cm450 mm <br />0.45 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
shrub +  and subshrub +