126 Chenopodiaceae 



and unequally sinuate-dentate, dark green, glabrous or slightly 

 mealy when young; flowers in dense clusters in terminal spikes; 

 calyx deeply 5-toothed, loosely enveloping the fruit; pericarp 

 persistent; seed subglobose, about 2 mm. broad. 

 Frequent in the valleys and foothills. March-May. 



3. ROUBIEVA Moq. 



A perennial herb, glandular-pubescent, strong scented, 

 prostrate and diffusely branched, with narrow small 

 short-petioled deeply pinnatifid leaves. Flowers small, 

 green, perfect or pistillate, solitary or in small axillary 

 • lusters. Calyx urn-shaped, 3-5-toothed, in fruit be- 

 coming ovoid, strongly reticulated. Stamens 5. Styles 

 3, exserted. Wall of the pericarp thin, glandular. Em- 

 bryo a complete ring. 



1. R. multifida (L.) Moq. Prostrateor ascending, very leafy, 

 1-4 dm. long; leaves lanceolate to linear or linear-oblong, deeply 

 pinnatifid into linear-oblong, acute, entire or toothed lobes; 

 flowers l-(> in an axil, sessile, scarcely 1 mm. broad, some perfect, 

 some pistillate; fruiting calyx 3-nerved and strongly reticulate- 

 veined ; utricle compressed. 



Occasionally found in waste places. Pasadena; Compton. 



4. MONOLEPIS Schrad. 



Low branching annual herbs, with small narrow alter- 

 nate entire, toothed or lobed leaves and polygamous or 

 perfect flowers in small axillary clusters. Calyx of a 

 single persistent herbaceous sepal. Stamen 1. Styles 

 2, slender. Utricle flat, the pericarp adherent to the 

 vertical seed. Embryo nearly a complete ring. 



1. M. Nuttalliana (H. & S.) Greene. Slightly mealy. when 

 young, becoming glabrous or nearly so; stem 8-24 cm. high, 

 with many ascending branches; leaves lanceolate, short-petioled 

 or the upper sessile, l-<> cm. long, narrowed at base, 3-lobed, the 

 middle lobe linear or linear-oblong, acute or acuminate, 8-4 times 

 as long as the ascending lateral ones; sepal oblanceolate or 

 spatulate; utricle minutely pitted, l mm. broad. 



Cienega, Dm tdson. 



