1.
Croptilon divaricatum
(Nuttall) Rafinesque, Fl. Tellur. 2: 47. 1837.
Slender scratchdaisy
Inula divaricata
Nuttall, Gen. N. Amer. Pl. 2: 152. 1818
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).
2
n
= 8.
Flowering (Jul—)Aug—Oct(—Nov). Sand, sandy loam, and sandy clay, oak and pine woods, usually in openings, roadsides, banks, fencerows; 0—500 m; Ala., Ark., Fla., Ga., La., Miss., N.C., Okla., S.C., Tex., Va.
