CROTONS OF THE UNITED STATES. 57 
rudimentary; styles 3, twice bicleft, 2 to 3 mm. long; 
capsule globose, 4 to 5 mm. tall, tomentose, equal to or 
exceeded by the accrescent sepals, the apices of which are 
semihooded; seeds oval, 3 to 4 mm. long. — Plate 21. 
Specimens examined collected by Chapman, Quincy, Florida, 1835. 
2. Calyx very unequally 5-cleft, the two inner sepals being much 
reduced; styles bicleft. 
C. LeucopHytyus Muell. Arg. in Linnaea 34: 139. 1865; 
DC. Prod. 152: 681. 1866; Coulter, Bot. West. Texas 
399. 1894.* 
Annual, 3 to 5 dm. high, di- or trichotomous, densely 
stellate-tomentose, white or yellowish; stipules about 1 
mm. long; petioles nearly as long as the ovate to oblong- 
ovate leaves; leaves 2 to 3.5 cm. long, lto 2 cm. broad, 
entire, apex obtuse, base rounded, pale below, darker and 
scabrous (papillate) above; raceme short, 1 to 2 cm. 
long, congested ; staminate flowers short pedicelled; sepals 
5, oval; petals oblong; stamens 8 to 10; pistillate flowers 
short pedicelled; calyx unequally 5-parted, 3 outer sepals 
oblong, 2 inner smaller and abruptly subulate; petals none; 
gland narrow and thin; styles 3, bicleft, 1 to 2 mm. long ; 
capsule subglobose, 4 to 5 mm. tall, trisulcate, depressed 
at the apex, the tomentose calyx lobes about two-thirds 
the length of the capsule; seeds oval, 3 to 4 mm. long, 
thick. — Plate 22. 
' Specimens examined collected by Berlandier, no. 614 (ex. 2), July 
1823; no. 2424, July 1825, Southwest Texas. 
* A Mexican variety of this species may be characterized as follows: — 
C. LEUCOPHYLLUS TRISEPALIS 0. var. 
Annual, 4 to 5 dm. high, densely coarsely stellate-tomentose; leaves 
ovate to oblong, 2 to 5 cm. long, 1.5 to 3 cm. broad, base rounded, apex 
obtuse, margins crenato-dentate or entire, densely tomentose, looser and 
lighter below; petioles stoutish, nearly as long as or longer than the leaves; 
stipules setaceous, 5 mm. long; raceme 2 to 4 cm. long, congested, with 
about 5 to 8 pistillate flowers; capsule about 5 mm. tall; equalled by the 
3 outer sepals, the inner abortive. — Specimens examined from Mon- 
terey, Mexico, collected by Gregg, no. 165, 1848; Pringle no. 2225, 1888. 
