Croptilon divaricatum
Fl. Tellur. 2: 47. 1837.
Common names: Slender scratchdaisy
IllustratedEndemic
Basionym: Inula divaricata Nuttall Gen. N. Amer. Pl. 2: 152. 1818
Treatment appears in FNA Volume 20. Treatment on page 229.
Stems erect, 20–100 cm. Cauline leaf-blades lanceolate to linear, reduced distally (becoming bractlike near heads), margins usually serrate apically, rarely entire. Peduncles usually glabrate, sometimes hispid, stipitate-glandular. Involucres turbinate, (2–) 2.5–5 mm diam. Ray-florets 5–11; corolla laminae 4–6 mm. Disc-florets (9–) 14–22 (–26). 2n = 8.
Phenology: Flowering (Jul–)Aug–Oct(–Nov).
Habitat: Sand, sandy loam, and sandy clay, oak and pine woods, usually in openings, roadsides, banks, fencerows
Elevation: 0–500 m
Distribution
Ala., Ark., Fla., Ga., La., Miss., N.C., Okla., S.C., Tex., Va.
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Croptilon divaricatum"
arachnoid +
introrse +
connate +
distinct +
herbaceous +
scarious +
hirsute +
papillate +
continuous +
decurrent +
3-nerved +
narrowly oblanceolate;lanceolate +
ribbed +
stigmatic +
barbellate +
persistent +
30;35 +
equal +
absent +
lanceolate;linear +
reduced +
Slender scratchdaisy +
absent +
6-14+-nerved +
dimorphic +
staminate +
straight +
distinct +
proximal +
1;5 +
bisexual +
dispersed +
Sand, sandy loam, and sandy clay, oak and pine woods, usually in openings, roadsides, banks, fencerows +
indeterminate +
Present +
surrounding +
turbinate +
sessile +
alternate +
erect;spreading +
triangular +
scarious +
2-carpellate +
inferior +
attached +
anatropous +
persistent +
tough +
thick +
absent +
connate +
1-nerved +
persistent +
distinct +
herbaceous +
falling +
unequal +
Fl. Tellur. +
1837 +
pistillate +
absent +
fertile +
epaleate +
pitted +
concave;usually flat;conic +
fibrous +
exalbuminous +
modifed +
1;3;5 +
alternate +
erect +
linear-triangular +
2-branched +
glabrous +
Croptilon divaricatum +
Croptilon +
species +
tubular +
shorter +
taprooted +