Ohdkb 112.r-ETJPH0BBIACEiE. 631 



t rittlits downy. Fertile calyx 5-narted, with 3 styloB, pendulous ....^ ...No.l 



5 Plants hairy or scalv. Fertile calyx 5-parte(i, with 8 styles, each 2 or 8-cleft Nos. 2 — i 



I Plants densely woolly. Fertile calyx 8-parted. Styles 3, each twice 2-cleft No«.B,6 



1 C. monanthdgynum ilx. Stellately pubescent, tri- and dichotomoualy 

 branched, slender ; Ivs. on slender petioles, ovate and ovate-oblong, broad and 

 sometimes subcordate at base, mucronulate, entire, silvery beneatti ; fls. in the 

 forks, the sterile 2 or 3 in a little erect, stalked head ; the fertile mostly solitary 

 la the same axil, recurved ; fr. 2 -seeded. — (D Prairies, Pike Co., 111. (Holton) and 

 south-westward. Herb near If high, Iva. 1' long. Ms. very small jn. — • 

 Sept.. 



2 C. glanduldsum L. Hispid, glaiidular, tri- (or 4)-chotomously branched ; Ivs. 

 clustered at the forks, petiolate, lance-oblong or linear-oblong, serrate, hearing 2 

 cup-shaped glands at base ; fls. in small clusters, sessile in the forks and terminal, 

 the fertile at the base, 5-parted, the sterile 4-parted, octandrous. — CD In fields and 

 waste grounds. 111. to Ta., Ga. and La. A straggling herb 1 to 3f high. Lvs. 



1 to 2' long. Sd. light ash-colored. Jn.— ^Sept. 



3 C. argyrdnthemum Mx. Clothed with glandular scales, branched at base ; Ivs. 

 oval or oblong, tapering to a petiole, obtuse, entire, silvery beneath; fls. in a 

 capitate, terminal spike, silvery whitish all over, fertile at base, 5-parted, with 3 

 styles, each 3-cleft at top; sterile 5-parted, octandrous. — y Sandy soils, Ga. 

 (Wayne Co., Dr. Town) and Fla. (Tallahassee 1). Sts. 9 to 18' high, simple, often 

 clustered. Lvs. 1' to 18" long, half to a third as wide. Scales stellate, with a 

 coAtral gland. Ms. short-pediceled. Apr. — Jn. 



4 C. marftimum "Walt. Half shrubby, diffusely and trichotomously branched, 

 branches clothed with a stellular tomentum ; lvs. broadly oval, obtuse, entire, sub- 

 cordate, pale above, silvery beneath, petiolate ; fls. in dense spikes, terminal and 

 in the forks, the sterile many, the fertile commonly 2 at the base ; caps, to- 

 mentous. — y Drifting sands along the seacoast, S. Car. to Pla. and Tex. (Engel- 

 man). Sts. straggling and spreading 2 to 3f. Lvs. shining with a silvery scurf, 

 not hairy beneath, nearly as broad as long. 



5 C capitatum Mx. Annual, woolly or tomentous, hoary, branched ; lvs. long- 

 petioled, oval-oblong, obtiise, entire, rounded at base ; fls. in terminal, capitate clus- 

 ters, the fertile at the base, with a large (8" diam.) 8-cleft calyx ; stamens 10 to 

 12. — Dry barrens of 111. to La. Also in N. J. (Kniskem in Gray's Manual). 

 Herb 1 to 2f high. Lvs. 18" to 2' long, often rather lanceolate and aoutieh 

 scarcely longer than their petioles. Seeds polished, cinerous-brown, mottled. Jn 

 —Sept. 



6 C. Lindheimeri Eng. & Gray. Shrubby, erect, trichotomouslj branched, 

 clothed with a dense, hoaiy tomentum, lvs. oblong-lanceolate, rounded or sub 

 cordate at base, acute, entire, lower petioles elongated ; spikes terminal and in the 

 forks, mixed or separate, sterile fla many, sessile, fertile larger, 2 or 3 at the base 

 or alone ; cal. very woolly, ? 1 or 8-parted ; styles 3, twice or thrice forked, 

 red ; ova. very villous. — Sands, near the coast. La., Tex. Shrub 2 to 4f high, Iva. 



2 to 3' long. ? Fls. a mass of rusty wool, 5" broad. 



8. CROTONOP'SIS, Mx. (Named for its resemblance (oipig) to the 

 genus Croton.) Flowers §, minute, in terminal and axillary spikes; 



S calyx 5-parted ; corolla of 5 petals ; stamens 5, distinct ; ? calyx 5- 

 parted ; corolla none ; stamens 5 rudimentary scales ; stigmas 3, each 

 bifid ; ovary simple ; capsule 1-celled, 1-seeded, indehiscent. — 3) Herb 

 slender, branching, silvery-scurfy, with small, alternate lvs. Upper fls. 

 sterile. 



C. linearis Mx.— Sandy swamps, N. J. to i'la.. La. and lU. (Lapham). Sts. a.i 

 slender as the flax, at length repeatedly forked, 1 to 2f liigh, clothed with rusty 

 glands in shining scales, as weU as the small (6 to 10" long), linear-oblong, acute 

 lvs. Fr. oval, acute, muricate glandular. Jn. — Sept. 



9. PHYLLAN'THUS, L. (Gr. (fyiXXov, dvdog ; the loaves of the ori- 

 ginal species are apparently florifcrous.) Flowers 8 . — S Calyx per- 



