CROTONS OF THE UNITED STATES. 53 
about 3 cm. long, 5 to 10 mm. wide, sparsely stellate ; 
stem very slender. 
Specimens examined from Florida (Simpson, no, 391, San Carlos Bay, 
1890; Blodgett, Charlotts .... and Pine Key; Henderson; Hitchcock, 
1890). 
C. GLANDULOSUS ANGUSTIFOLIUS Muell. Arg. in DC. Prod. 
152:696. 1866; Coulter, Bot. West. Texas 399. 1894. 
Stems slender, stellate pubescence appressed; lower 
leaves linear-lanceolate, remotely and obtusely serrate, 
glabrate above, puberulent below, 5 to 7 cm. long; the 
petioles 2 to 3 cm. long; stipules subulate; upper leaves 
linear, 4 to 5 cm. long, 4 to 7 mm. broad. — Plate 16, f. 2. 
Specimens examined from Texas (Drummond, nos. 241, 334; Lind- 
heimer, no. 172, 1848, and at Houston, 1842; Thurrow, 1890; Hall, no. 
571, Giddings); and, doubtfully included here, Frank “in regionibus 
fluminis Mississippi’, 1837; Vesterland, Orange Co., Florida, 1889. 
c. Annual; calyx of the short pedicelled, capitate or racemose pistil- 
late flowers 3- to 8-parted and accrescent; margins of the leaves 
entire or nearly so; tomentum very dense and close, velvety. 
1. Calyx very slightly unequally 6- to 8-cleft; styles twice or more 
bicleft. 
C. caprtatus Michx. Fl. Bor. Am. 2: 214. 1803; Geise- 
ler, Crot. Monog. 66. 1807; Wood, Class Book Bot. 
631. 1865; Muell. Arg. in DC. Prod. 15?: 687. 1866; 
Gray, Man. Bot. 391. ed. 1857; Coulter, Bot. West. 
Texas 399. 1894; Chapman, Fl. South. U. S. 430. 
1897 [3d ed.]. Pilinophytum capitatum Klotzsch, in 
Wiegmann, Archiv fiir Naturgeschichte 7: 255, 1841. 
Heptallon graveolens Rafinesque, Neogenyton 1. 1860. 
Ex Muell. Arg. 
Annual, erect, 3 to 8 dm. high, approximately branched 
above; leaves oval below, oblong to elongated-oblong 
above, 2 to 5 cm. long, entire, apex obtuse and mucronu- 
late, base rotund, rarely cordate, sometimes minutely 
biglandular ; lower side of the leaves, petioles and branches 
densely stellate-tomentose; upper side velutinous and 
