430 Kll'IIOKHIACK-l?. (SI'I'UGK FAMILY.) 



acute ; petals of both sexes scarcely shorter than tlie calyx, woolly margined ; 

 stamens '20 or more; styles siniijle, truncate or cimirginate ; capsule much 

 longer tlian the calyx ; seeds glabrous. — Central Alaliaina, flowering through- 

 out the year. — istem 6°- 10^ high. Leaves '2' -3' long. 



« • Sti/les very short: stiijmus 18-24: petals none: stamens mostli/ 12: capsule 



3-celled. 



2. C, maritimus, Walt. Herbaceous, widely branched, scurfy-pubes- 

 cent ; l.a\(s tliick, uvate, obtuse, entire; spikes long-])cduncled, capitate, 

 few-rtowcred, tiie sterile and fertile ones mostly separate ; calyx 5-cleft, with 

 ovate-obtuse lobes ; ca])sule much longer than the calyx ; seeds ovoid, mottled. 

 — Drifting sands along the coast. July- Oct. — Stem 2° -3° high. Leaves 

 2'-.'}' lung. 



3. C. Texensis, Milller. Annual, dioecious, stellate-tomentose ; stem 

 dichotomous (1^-2^ higli) ; leaves lanceolate, short-petioled ; sterile racemes 

 short; petals none; fertile flowers axillary, solitary ; capsule nearly globose, 

 covered with tufts of deciduous down ; seed biconvex. — Alal)ania {Muhr), and 

 westwaril. 



* » ♦ Styles 3, twice 2-partecl or 2-cle/i : stirjmas 12 : petals of the sterile Jiowers 

 5 _ 6, nf the fertile ntostli/ itone : stamens 8-30 : capsule 3-celled. 



4. C. Elliottii, Chapm. Annual, stellate-tomentose throughout; stem 

 slender, erect, unibellately nmch liranched ; leaves .short-petioled, lanceolate 

 or oblong, obtuse at each end ; sterile flowers few, minute ; calyx 5-parted, 

 unequal, longer than the petals ; stamens 8 - 10 ; 'fertile flowers several, clus- 

 tered ; calyx 5 - 8-parted, as long as the capsule ; seed oval, smooth. (C. ellip- 

 ticum, .£//.) — Pine barrens, Florida to South Carolina. July -Sept. — Stem 

 2° - .3° high. Leaves U' - 2' long. 



5. C. capitatUS, Michx. Annual, woolly ; stem nmbellately branched ; 

 leaves long-petioled, lance-oblong, rounded at the base ; sterile flowers numer- 

 ous, the petals fimbriate; fertile flowers crowded; calyx 7- 10-parted, with 

 the lobes obtuse ; seed smooth. — Georgia, along railroads, and westward. — 

 Stem 2° -4° high. 



6. C. humilis, L. Low (I^high), shrubby, stellate-tomentose; leaves 

 long-petioled, cordate-ovate, acuminate; racemes densely 10- 15-flowered ; 

 c.ilyx woolly, 5-parted; petals of the sterile flower oblong; stamens 20-30; 

 petals of the fertile flower narrow-linear ; capsule downy. — Florida (Cahanis). 



7. C. Betulinus, Vahl. Stellate-tomentose; stem low (1°-1J° high), 

 with slender branches; leaves small (I'or less long), triangular-ovate, trun- 

 cate at the base, coarsely toothed, rough above, twice as long as the petiole ; 

 racemes bisexual ; stamens 10-11; capsule subglobose. — Rocky pine woods, 

 South Florida {Curtiss). 



8. C. argyranthemus, Michx. Herbaceous, perennial, covered through- 

 out with stellate silvery scales ; stem erect, nmbellately branched ; leaves obo- 

 vate or oblong, obtuse, entire, narrowed into a petiole; racemes sessile, oblong, 

 obtuse ; the fertile flowers numerous and crowded; calyx 5- 6-parted, with the 

 lobes acute; stamens 10-12, hairy; styles long and slender; capsule much 



