CHEYSAMPHOEA. PAPAVEEACEiE. 31 



PLATYSTEMON. 



als. Style short, with 5 short linear or club-shaped lobes. 

 Capsule loculicidally 5 valved. Seeds very numerousfobovate- 

 clavate, thickly beset with soft slender prpjections. 



C. Californlca Greene I.e. A smooth perennial herb of greenish 

 yellow hue, from long creeping rootstocks, leaves tubular gradually enlarg- 

 ing upwards to a vaulted veritrir.pse hood wbich terminates in a forked de- 

 flexed appen(5age, under which' is the contracti'd rounded priflce, the ven,- 

 ti'al edge winged: scapes 2^3 feethigli bearing several m.embvanaceous bracts; 

 and a solitary noddinf flower; sepals dull yellow 1-3 inches long, much 

 longer than the brown, spotted with yellow petals. In bogs, soutnwestern 

 Oregon and northern Oialifornia. 



Order V. PAPAVERACEiE Endl. Gen. 854. 



Herbaceous or rarely shrubby plants, with milky or colored 

 juice. Leaves mostly alternate, without stipules. Peduncle 1- 

 flowered. Sepals, petals and stamens hyppgynous. Sepals ^2 

 or 3. Petals twice as many, in, two sets, imbricated and usu- 

 ally crumpled in the bud. Stamens indefinite. Capsule 1-celled 

 with parietal placentae. Seeds anatropous, with minute embryo 

 in copious albumen. Platystemon is exceptional, in having the 

 several capels distinct or at least early separting and forming 

 as .maiiy tbrulose pods, and Bschscholtzia has colorless juice 

 in the herbage. 



Tribe i. Annuals with opposite entire leaves. Sepals usually 

 three, distinct. ' '■ ■ 



1. Platystemon., Filaments very broad; carpels many, distinct or soon 



becoming §o. , 



2. Platystigma. Filaments slightly dilated or filiform, ovary 8-ovuled. 



3. Canbya. Filaments shorter than the anthers, persistent; ovary 3- 



valved. 

 Tribe ii. Annual or perennial herbs. Sepals completely 

 united into a narrow cap which falls ofT entire from a top-shaped 

 receptacle. ' ,, 



4. Esehscholtzia. Stigma lobes 4-6, subulate, unequal; style verjr 

 short: capsule linear,. 2-valved. ■. ■- ■ . 



1 PLATYSTEMON Benth. Trans. Hort. gee.' ser. 2, i, 405. 



.Low annual with mostly opposite or who.rled, entire, leaves 

 and long-peduricled yellow flowers that are nodding in the bud'. 

 Sepals 3, distinct! Petals ',6, in two series. Stamens many with 

 broad flattened filaments and linear anthers. Carpels 6-18, each 

 several-ovuled, at first all united in a circle into a deeply, pluri- 

 sulcate, compound' ovary b}' as many parietal placenta,, in fruit 

 separating and. closing into as many torulose, narrow follicles 

 which when mature are disposed to break up transversely into a 

 few 1-seeded joints. 



P. Califorijica Benth. ,1. c. Stems slender, branching , from the base 



6-12 inches high, hispid with long spreading hairs : leaves 1-4 inches long, 



sessile or clasping, broadly linear, obtuse: peduncles 3-^8 inches lohg: 



