Coreocarpus arizonicus

(A. Gray) S. F. Blake

Proc. Amer. Acad. Arts 49: 344. 1913.

Illustrated
Basionym: Leptosyne arizonica A. Gray Proc. Amer. Acad. Arts 17: 218. 1882
Treatment appears in FNA Volume 21. Treatment on page 199.

Perennials (may flower first-year). Leaves ± scattered over proximal 3/4+ of plant height, internodes mostly 30–75+ mm; lobes mostly filiform to linear, sometimes lanceolate, (5–) 15–35+ × 0.5–1 (–3+) mm. Ray laminae pale-yellow (fading to white), 2–4.5 (–6+) mm. Disc corollas 3–4.5 mm. Cypselae 2–3 (–5) mm; pappi 0, or 0.5–1 mm. 2n = 24.


Phenology: Flowering year round, following rains.
Habitat: Open sites, along streams, rocky canyons
Elevation: 100–1500 m

Distribution

V21-489-distribution-map.gif

Ariz., Mexico (Chihuahua), Mexico (Sinaloa), Mexico (Sonora)

Discussion

E. B. Smith (1989) treated plants of Coreocarpus arizonicus from the flora area and Mexico as var. arizonicus and other plants of the species from Mexico as var. pubescens (B. L. Robinson & Fernald) S. F. Blake.

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Coreocarpus arizonicus"
not tailed +, rounded +  and obtuse +
dark +  and pale +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
corymbiform +  and paniculiform +
indeterminate +  and determinate +
John L. Strother +
(A. Gray) S. F. Blake +
1 +  and 2 +
decurrent +
Leptosyne arizonica +
compound +  and simple +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
linear;subulate +
barbellulate +  and barbellate +
yellow +  and pale-yellow or white +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
oblanceolate +  and obcompressed +
fertile +  and bisexual +
0.3 cm3 mm <br />0.003 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
fertile +  and bisexual +
Ariz. +, Mexico (Chihuahua) +, Mexico (Sinaloa) +  and Mexico (Sonora) +
100–1500 m +
hairy +  and glabrous +
granular-papillate +  and smooth +
linear-fusiform;4-angled;ovate;orbiculate;oblong;linear;cuneate +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Open sites, along streams, rocky canyons +
discoid +  and radiate +
in more or less corymbiform , cymiform or paniculiform , arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
3 cm30 mm <br />0.03 m <br /> (7.5 cm75 mm <br />0.075 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
less campanulate;turbinate +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
lanceolate +, mostly filiform +  and linear +
0.5mm +  and 1mm +
dentate to pinnatifid or palmatifid +  and entire +
2-carpellate +
lance-linear;lanceolate +
membranous +  and scarious +
persistent +
of 1-2 , smooth to ciliate or barbed awns or scales +  and coroniform +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Flowering year round, following rains. +
Proc. Amer. Acad. Arts +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
Illustrated +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Undefined (tribe Undefined) subtribe Coreopsideae +  and Undefined (tribe Undefined) subtribe Petrobiinae +
Coreocarpus arizonicus +
Coreocarpus +
species +
toothed +  and entire +
70 cm700 mm <br />0.7 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
10 cm100 mm <br />0.1 m <br /> (70 cm700 mm <br />0.7 m <br />) +
shrub +  and subshrub +
pectinate +