CHBNOPODiuM CHENOPODIACEiE 593 



also in the Basteru States and Europe. 



C. leptopliyllum Nutt, Moq. in DC. Prodr. xiii, 71, Stem, slender 

 usually erect 6-30 inches high branched, mealy above: lea ves^linear to oblong, 

 white-mealy beneath, gi'een aboye, acute or acuminate, or the lower obtuse, 

 entire or i;he lower sometimes toothed, sbort-petioled, 6-18 lines long,l-3- 

 nerved: flowers in small dense clusters in dense or interrupted axillary and 

 terminal simple or branched spikes : calyx about half a line broad, its segments 

 strongly keeled and nearly covering the fruit: seed not firmly attached to 

 the pericarp. On dry hillsides. Brit. Columbia to California and the. 

 Great Lakes. 



§ 2 BoTRYOis Moq. in DC. Prodr. xiii, 272. Annuals, not 

 mealy, more or less glandular»pubescent, aromatic. Seeds very 

 small, not exceeding the dry calyx, often vertical: embryo curved. 



C. Botrys L. Sp. 219. Glandular-pubescent and viscid throughout, 

 strongly-scented, of en red or purplish: stem slender, erect, simple to much 

 branched, 6-20 inches high: leaves ovate or oblong, deeply and usually iri'eg- 

 nlarly lobed, acute or obtuse at the apex, p'etioled 6-20 lines long, or the up- 

 per oiies much smaller, the lobes Smostly obtuse and dentate: flowers very 

 small; in numerous loose axillary cymose panicles mostly longer than the 

 leaves: calyx 3-5-parted, the segments lanceolate, acute, thin, very pubes- 

 cent, rather longer than the. utricle: seed firmly attached to the pericarp. 

 On sandy bars and banks along streams, Oregon to California and across the 

 Continent: also in Europe. 



C. ANTHELMiNTicuM L. Sp. 220. Glabrous or slightly glandular, rather 

 dark green, strong-scented : stem much branched, ascending or erect, leafy, 2- 

 3 feet high: leaves lanceolate or ovate-lauceolate, usually acuminate at the 

 apex, naiTowfe'd at baSfe; slender-petioled, coarsely dentate or incised. 2-5 

 inche&loilg, the uppermost commonly linear- lanceolate and entire: flowers in 

 linear, iisually b'ractless panicled spikes, or the lower spikes leafy-braoted 

 In waste places, not common: naturalized from Em'ope, 



g 3 Blit|;^ Moq. 1. c. Glabrous annuals. Flowers in 

 crowded clueterSj axillary or in spikes. Calyx becoming some- 

 what fleshy in fruit and often colored. Seeds subglobose. 



C. rnbrnm L. Sp. 218. Glabrous and somewhat fleshy, not mealy : 

 stem erect, leafy, 1-3 feet high, often much branched: leaves thick 1-4 inch- 

 es long, rhombic ovate or rhombic-lanceolate, narrowed at base, coarsely sin- 

 uate dentate or the upper entire, petioled: flowers in erect compound leafy- 

 braoted axiUaryand terminal spikes: calyx 3-5-parted its segments slightly 

 fleshy, red, not keeled.obtuse about as long as the utricle: stamens 1 or2: seed 

 separating from the pericajrp. In saline or alkaline soil, Brit. Columbia to 

 California and the Atlantic States also in Eui-ope and Asia. 



C. hnmilis Hook. Fl. ii, 127. Glabrous annual : stem prostrate or 

 ascending, 1-6 inches long; leaves ov^te to lanceolate, 6-12 lines long, obtuse 

 to acute, often hastate, rarely toothed, attenuate below to a petiole: flowers 

 in short axillary and terminal spikes or clusters: calyx 3-5-parted, its seg- 

 ments slightly fleshy, usually green, not keeled: obtuse; about as long as the 

 utricle: stamens one or two: stigma? short: seed horizontal, shining, rather 

 sharp-edged. On muddy banks ^nd flats. Washington and Oregon to 

 Nevada and Colorado. 



4 BIJTUM L. Sp. 2. 

 Annual herbs with alternate petioled rather light green leaves 



