146 PAPAVERACEAE. 



firm texture, pinnately parted or divided, petioled, 6-12 cm. long; 

 divisions 3-9, cimeate-oblong or lanceolate, dentate, the terminal 

 3-cleft, margins and rachis often sparsely ciliolate-spinulose; flowers 

 terminating the branches; sepals smooth, beaked; petals delicate, 

 4-6 cm. long. 



Occasional in canyons. Santa Ana Mountains; Puente Hills. 

 It also occurs in Ventura County. 



2. R. trichocalyx Eastwood. Closely resembling the last in 

 habit, leaves thinner, divisions narrower; sepals setose, beakless or 

 nearly so. 



In canyons near Corona also in San Diego, Santa Barbara and 

 Ventura Counties. 



4. DENDROMECON Benth. Bush Poppy. 

 Smooth branching shrubs with alternate vertical thick 

 rigid entire or cUiolate-dentlculate leaves, and showy 

 yellow flowers. Sepals 2. Petals 4. Stamens numer- 

 ous, with short filiform filaments and linear anthers. 

 Ovary linear, 1 -celled and with 2 nerve-like placentae, 

 elastlcally 2-valved from the base upward; valves strlate- 

 costate. Seeds oval or globose, finely pitted, carunculate 

 at the hlllum. 



1. D. rigidum Benth. Shrub 1-3 m. high, with many slender 

 branches and light-colored bark; leaves pale or glaucescent, lance- 

 olate and cuspidate-acuminate, varying to oblong and obtuse with 

 rigid mucro, entire or rarely ciliolate-denticulate, reticulate-veiny 

 with strong midrib, short-petioled, 2-6 cm. long; flowers bright 

 yellow, 2-4 cm. broad; capsule arcuate, 4-6 cm. long. 



Frequent in the chaparral belt. Flowering nearly throughout 

 the year. 



5. ESCHSCHOLZIA Cham. California Poppy. 



Smooth glaucous annual or perennial herbs, with 

 colorless bitter juice, finely dissected leaves and bright 

 orange or yellow flowers. Sepals coherent into a narrow 

 pointed hood, deciduous at anthesis from a dilated torus. 

 Petals 4, borne on the torus. Stamens numerous, with 

 short filaments and linear anthers. Ovary linear, with 

 2 nerve-like placentae; styles short; stigmas divided 

 into 4-6 linear unequally divergent lobes. Capsule 

 elongated, 10-nerved, 1 -celled, dehiscent by 2 valves 

 separating from placental ribs. Seeds globose, reticulate 

 or rough tuberculate. 



Perennial with a stout branching root. 1. E. calif ornica. 



Annual with a simple tap-root. 



Stems smooth and glabrous. 2. E. peninsularis. 



Stems pubescent below; scabrous or hirsute 

 above, 3. E. hypecoides. 



