g 4 FUMARIACBJ5. 



6. MECONOPSIS, Vigoier. 

 ; . M. heterophylla, Benth. Capsule truncate, ribbed, beaked. 



6. ESCHSCHOLTZIA, Chamisso. 



[Cup-like torus enclosing the ovary 2-margined; the inner membranous, the outer and 

 lower usually thicker (First shown by E. L. Greene)]. 



* Outer margin of the obconical torus a broad green or reddish rim. 



1. E. Califomica, Cham. Smooth, perennial, often decumbent. 



* Torus without conspicuous rim, cylindrical or nearly so. 



2. E. Austin, Greene. Erect, branching, hairy below. 



3. E. tenuifolia, Benth. Scape-like peduncles square, very slender. 



4. E. rhombipetala, Greene. Square peduncles rough, stout: petals fugacious. 



7. DENDROMECON, Bentham. 

 1. D. rigidunx, Benth. Leaves ovate or narrower, rigid, vertical. 



FUMARIACE.E. 



Corolla flattened heartshaped or 2-spurrei at base .......................... ..... 1 



Corolla 1 -spurred at base, deciduous ....................................... ....... 2 



1. DICENTRA, Borkhausen. 



* Flowers drooping on a scape : filaments lightly united. 



1. D. formosa, DC. Raceme com'pd: persistent petals united, rose color. 



2. D. uniflor a, Kellogg. Flower solitary, ^ inch long: capsule short. 



3. D. pauciflora, Watson. Flowers 1 to 3, 8 to 12 lines long: capsule exserted. 



4. D. cucullaria, DC. Raceme simple: spurs divergent. 



* Flowers narrow, erect, in panicles on leafy stems. 



6. D. ckrysantha, H. &, A. Petals yellow, 6-9 lines long, tips widely divergent. 

 6. D. ochroleuca, Engelmann. Petals yellowish, longer, tips less divergent. 



2. CORYDAIJS, Ventenat. 



1. C. aurea, Willd. *ar. occidentalis, Gr. Flowers golden yellow. 



2. 0. Scouleri, Hook. Flowers rose-colored in spreading racemes. 



3. 0. Caseana, Gr. Flowers white or cream-color, bluish tipped. 



> C. Bidwelliaa, Watson. Similar, but crest entire, spur curved, 



I 1. Pods splitting when ripe, the sides (valves) separating from a central pai 

 rib (placenta) which bear the seeds and usually frame a transparent partition. 



