206 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
2. Corispermum marginale Rydb. Bull. Torrey Club 80: 247. 1903. 
TypE Locatity: Albuquerque, New Mexico. Type collected by C. L. Herrick in 
1894. 
Range: Wyoming to New Mexico. 
New Mexico: Thornton; Grants; Albuquerque. 
8. CYCLOLOMA Moq. 
Erect annual with alternate, thin, oblanceolate or oblong, saliently toothed leaves; 
flowers very small, solitary, axillary, in open panicles; calyx 5-cleft, the lobes cari- 
nate, becoming closely appressed and developing a broad transverse membranous 
wing; pericarp pubescent; seed lenticular. 
1. Cycloloma atriplicifolium (Spreng.) Coulter, Mem. Torrey Club 5: 143. 1894. 
Salsola atriplicifolia Spreng. Mant. Fl. Hal. 1: 35. 1811. 
Salsola platyphylla Michx. Fl. Bor. Amer. 1: 174. 1803. 
Tyre Locatity: North America, 
RanGE: Ontario to Montana, Arkansas, and Arizona. 
New Mexico: Mesilla Valley; Nara Visa; Arch; Elida; Shiprock; Roswell. Sandy 
soil, in the Lower and Upper Sonoran zones. 
. 9. MONOLEPIS Schrad. 
A low spreading annual with petioled, lanceolate, hastately lobed leaves; flowers 
in axillary clusters; calyx of a single persistent fleshy unappendaged sepal; peri- 
carp persistent upon the flattened seed. 
1. Monolepis nuttalliana (Roem. & Schult.) Engelm. Trans. Amer. Phil. Soc. n. 
ser. 12: 206. 1861. 
Blitum chenopodioides Nutt. Gen. Pl. 1: 4. 1818, not Lam. 1783, 
Blitum nuttallianum Schult. Mant. 1: 65. 1822. 
Monolepis chenopodioides Moq. in DC. Prodr. 137: 85. 1849. 
TYPE LocaLity: ‘‘On arid soils near the banks of the Missouri.” 
RanGE: Washington and Minnesota to California and Texas. 
New Mexico: El Rito Creek; Carrizo Mountains; Tunitcha Mountains; Chama; 
Tierra Amarilla. Open slopes, in the Upper Sonoran and Transition zones. 
10. BLITUM L. Burrs. 
A glabrous light green annual; leaves alternate, hastate, petioled; flowers small, 
crowded in axillary capitate clusters; calyx fleshy in fruit, becoming bright red at 
maturity. 
1. Blitum capitatum L. Sp. Pl. 4. 1753. 
Chenopodium capitatum 8. Wats. Bot. Calif. 2: 48. 1880. 
Tyre Locairy: ‘‘Habitat in Europa: praesertim in comit. Tyrolensi.’’ 
RanGeE: British America to New Jersey, New Mexico, and California; also in the Old 
World. 
New Mexico: Tunitcha Mountains; Santa Fe and Las Vegas mountains; Sandia 
Mountains; Mogollon Mountains; White and Sacramento mountains. Damp woods, 
in the Transition Zone. 
11. CHENOPODIUM L. Goosrroor. LaAmn’s QUARTERS. 
Annual herbs with alternate, often fleshy, petioled leaves; flowers small, green, 
sessile, in axillary, terminal, or panicled spikes; lobes of the perianth usually keeled 
or crested; stamens 5; pericarp membranous, closely investing the lenticular seed. 
