Aphanostephus pilosus
Proc. Acad. Nat. Sci. Philadelphia 13: 457. 1862.
Common names: Hairy lazydaisy
Endemic
Annuals 6–30 cm; vestiture sparsely hispido-pilose, stem hairs spreading at right angles, straight, 0.6–2.4 mm, thick-based. Phyllary apices long-acuminate. Ray-florets 13–21. Disc-floret corollas: base not swollen and indurate. Cypselae: hairs apically straight; pappi coroniform, ciliate, 0.2–0.7 mm. 2n = 8.
Phenology: Flowering May–Jul.
Habitat: Sand or sandy clay, open scrub oak woodlands, mesquite savannas, fields, disturbed sites, roadsides
Elevation: 30–200 m
Discussion
Aphanostephus pilosus is recognized by its reduced habit, distinct vestiture, small heads, and long-acuminate phyllary apices.
Selected References
None.
Lower Taxa
None.
... more about "Aphanostephus pilosus"
introrse +
connate +
distinct +
herbaceous +
scarious +
hirsute +
papillate +
continuous +
not swollen +
indurate +
1-nerved +
broadly oblanceolate;linear-lanceolate +
ribbed +
stigmatic +
persistent +
absent +
Hairy lazydaisy +
absent +
monomorphic +
4-12-thick-ribbed +
dimorphic +
staminate +
straight +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
Sand or sandy clay, open scrub oak woodlands, mesquite savannas, fields, disturbed sites, roadsides +
straight +
singly +
indeterminate +
surrounding +
depressed-hemispheric +
alternate +
erect +
deltate +
scarious +
purplish +
broad +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
absent +
coroniform +
tough +
thick +
absent +
connate +
1-nerved +
persistent +
appressed +
distinct +
falling +
ovatelanceolate +
long-acuminate +
Proc. Acad. Nat. Sci. Philadelphia +
1862 +
pistillate +
absent +
fertile +
epaleate +
pitted +
conic +
fibrous +
awn-tipped +
connate +
setiform +
exalbuminous +
modifed +
1;3;4 +
Endemic +
alternate +
branched +
thick-based +
straight +
spreading-hairy +
deltate +
2-branched +
glabrous +
Aphanostephus pilosus +
Aphanostephus +
species +
tubular +
hispido-pilose +
taprooted +
annual +