399 
+ + + Staminate calyx equally 5 (or 4)-parted, the pistillate unequally 5-parted: recep- 
tacle pilose: stamens 8 to 15, 
9, C. leucophyllus Muell. Stems 1 to2dm. high, glabrate below, densely stellate 
(white or yellowish white) above, 2 to 4-forked: stipules and bracts setaceous: 
leaves long-petioled, oblong-ovate (2 to 3.5 em. long), acute at both ends, entire, soft: 
‘acemes short: pistillate flowers with the larger calyx-lobes linear-lanceolate, the 
smaller triangular and shortly subulate: stamens 11, with pilose filaments: styles 
bifid: pod subglobose, villous-hirsute.—Texas and New Mexico, 
10, C. glandulosus L. Annual, rough-hairy and glandular, 3 to 6 dm. high, 
branched: leaves oblong or linear-oblong (4 to 9 em. long), obtusely toothed, the base 
with a saucer-shaped gland on either side: fertile flowers capitate-clustered at the 
base of the sterile spikes, sessile in the forks and terminal: stamens &: styles 3, 
2-cleft: pod globose-ovoid, pubescent: seed punectate.—From Eagle Pass to Hockley. 
Var, LINDHEIMERI Muell., credited to Sutherland Springs, has slenderstems, branches 
with spreading hairs near the apex and the rest stellate, and lanceolate-ovate or 
elliptical scarcely dentate leaves 3 to 5-nerved at base and grayish-green beneath. 
Var. ANGUSTIFOLIUS Muell., credjted simply to Texas, has stems with pale sub- 
appressed stellate pubescence, and ovate-lanceolate distantly dentate or sub-entire 
5-nerved leaves (or the upper linear-lanceolate or sub-linear). Var. SEPTENTRIO- 
NALIS Muell., extending from the Gulf States to Texas and New Mexico, has stems 
pale hirsute above (the hairs horizontally spreading), oblong-ovate lower leaves 3 
to D-nerved, and lanceolate or linear-elliptical pinnately-nerved upper ones. 
11. C. balsamiferus Willd. Shrubby (3 to6dm. high), with smooth whitish stems 
and stellate-pubescent roughish branches: leaves (3 to 5 em. long) slender-petioled, 
ovate, acute, crenulate, stellate-pubescent: spikes woolly, at length elongated: sterile 
flowers numerous, the fertile few: sterile calyx 5-parted, longer than the woolly- 
margined petals: stamens about 15: stigmas 12: pod much longer than the calyx, 
pubescent: seeds ovoid, smooth.—Brazos Santiago, 
++ ++ Staminate calyx 5-parted, pistillate 6 to 8 (or 17)-parted, lobes all equal: sterile 
receptacle pilose: stamens 9 to 14: styles 5, twice or thrice 2-parted: flowers capitate. 
12. C. capitatus Michx. Annual, densely soft-woolly and somewhat glandular 
(3 to 6 dm. high), branched: leaves long-petioled, lance-oblong or elongated-oblong 
(4 to 5 em. long), rounded at base, entire, obtuse: petals obovate-lanceolate, densely 
fimbriate: fertile flowers several, capitate crowded at the base of the short terminal 
sterile spike.—From the Pecos to central and southern Texas. Var, LINDHEIMERI 
Muell., from near Laredo, has short-petioled leaves narrowed toward the subacu- 
minate apex, and oblong-ovoid or pyramidal fruiting spike. 
13. C. Muelleri. Perennial, with frutescent base: leaves (5 to 15 mm, long with 
petiole) ovate or linear-lanceolate, acuminate, obtuse at base, entire: flowers oblong- 
subeapitate: staminate calyx-lobes ovate, the pistillate obovate-spatulate and 
elongating: petals obovate-lanceolate, concave, fimbriate: filaments hirsute: pod 
globose-ovoid, stellate-pubescent: seeds minute, punctate. (C. Berlandiert Muell., 
not Torr.)—From San Fernando to Matamoras, Mexico, and doubtless on the Texan 
side of the Rio Grande, 
+ + + + Staminate flowers with unequally 3 to 5-parted calyx, as many petals 
and scale-like glands, 3 to 11 stamens, and pilose receptacle: pistillate flowers with 
equally 5-parted calyx, 5 glands, and 2 sessile 2-parted stigmas: annuals, 
14, C. Lindheimerianus Scheele. Entire plant whitish and more or less stellate- 
scaly: leaves long-petioled, ovate, or round and retuse, or oblong-lanceolate and 
acute, subcrenulate (3 to 5em. long): stamens 7 to 11: ovary densely white-tomentose : 
pod elliptical, both ends equally truncate-obtuse, white-tomentulose, 3-celled: seed 
oblong-elliptical. (C. ellipticus Muell., not Nutt. C. eutrigynus Gray.)—From the 
Chenate mountains to Rio Grande City. 
