CROTONS OF THE UNITED STATES. 61 
petals clavate, ciliate; pistillate flowers 1 to 4, from the 
base of the staminate raceme (apparently from the forks), 
pedicels 2 to 3.5 mm. long, becoming reflexed; sepals 5, 
oblong, about 1 mm. long; disc glandular; ovary 2-celled, 
puberulent ; styles 2, biparted, short, 1.5 mm. long; cap- 
sule oval to ovate, 3 to 4 mm. long, 1-seeded by abortion 
of one of the ovules; seeds strongly biconvex, 3 to 3.5 mm. 
long.— Common on rocky hills and waste places, Iowa to 
Georgia and Texas and Mexico. 
Specimens examined from Iowa (Burgess, 1879); Illinois (Buckley, 
no. 25; Vasey; Engelmann, 1860; Holton, 1844): Kentucky (Short, 1831, 
1835); Missouri (Riehl; no. 106; Engelmann, 1834, 1842; Bush, 1888, 
1890, nos. 336, 336a, 358, 879; Burgess, 1883; Glatfelter, 1895; Pammel, 
1886; Fritchey; Dewart, 1892; Trelease, 1895, and several collections in 
1897); Kansas (Carletop, nos, 18), 491; Shear, n0..166 ; Clothier, 1892; 
Stevens; Nnsthn; 2892, nb, 433} Hiteigek,-1g 9b Fiall, 1869); Oklahoma 
(Waugh, #39353 intitan ‘Tefritory’ (Bufldy, nfo? 1, in part, 1877; Palmer, 
1863; Bush, no. 552)¢° Arfrans9s (Hatta; Harvey, no. 67; Beyrich, 1834; 
Pitcher; Trelease, 1897; Engg} mspte, a. 457) ; Mississippi (Pollard, no. 
1311, 1896); Tennessee (Gattinger, ,“ Curtiss, 2525,”? 1878; Curtiss, 1875; 
Robinson, no. 54; Bicknells.3894}; Georgia (Canby, Stone Mt., 1876; 
Small, 1895); Alabama (Bickley, 1821); Louisiana (Hale); Florida 
(Chapman) ; Texas (Lomas, no. 1, 1897; Drummond, 1833; Lindheimer, 
nos. 527, 692; Buckley, 1882; Heller, no. 1982; Reverchon, 1874; Palmer, 
no. 1243; Pammel, 1888; Wurzlow, no. 50; Jermy; Wright; Bigelow, 
1852; Riddell, no. 7; Hall, no. 573); Texas and Mexico (Berlandier, nos. 
441, 442, 946, 1762, 2376, 25382, in 1828-34. Pringle, no. 1913, Monterey, 
1888). 
Ill. Pistillate and staminate flowers apetalous; calyx 5-parted, never 
accrescent; dioecious, or sometimes monoecious in C. punctatus ; 
stipules obsolete. ay 
A. Suffruticose or perennial; branches scurfy, whitish. 
a. Staminate racemes rarely exceeding 3 cm. in length. 
GC. puncratus Jacquin, Coll. ad Bot. Chem. et Hist. Nat. 
1: 166. 1786; Icon. Plant. Rar. 3: 19. ¢.6217. 1789. 
QO. maritimus Walter, Flor. Carol. 239. 1788, and 
most later writers. C. disjunctiflorus Michx. Flor. 
Bor. Am. 2: 215. 1803. C. Plukenetii Vahl, in 
Geisel. Crot. Monog. 40. 1807. Ex Muell. Arg. 
Drepadenium maritimum Rafinesque, Neogenyton 2. 
