32 PAPAVERACE^E. PLATYSTIGMA. 



CANBYA. 



sepals hispid : petals pale yellow shading to orange in the center, 3-6 lines 

 long, tardily deciduous, at length loosely closing over the forming fruit; 

 carpels aggregated -into an oblong head, 5-10 lines long, beaked with the 

 linear persistent stigmas, the one-seeded divisions a line long: seeds 

 smooth. Southern Oregon near the sea to California. 



2. PLATYSTIGMA Benth. 1. c. 406. 



Low and slender annuals with verticillate or opposite entire 

 leaves and long-peduncled white or yellow flowers in spring. 

 Sepals 2 or 3. distinct. Petals 4 or 6, in two series, deciduous. 

 Stamens 6--12, rarely 4, with narrow filaments. Carpels 3, rarely 

 4, wholly combined into a somewhat 3-lobed, or angled, or nearly 

 terete ovary, having as many strictly parietal placenta. Stigmas 

 ovate to subulate. Seeds smooth and shining. 



P. lineare Benth. 1. c. 407. Somewhat villous with spreading hairs, 

 6-12 inches high, the stems usually very short and leafy: leaves all linear 

 sessile, 1-2 inches long : petals yellow, 4-6 lines long: stamens numerous, 

 with oblong-linear anthers: capsule half inch long, obpvoid or clavate- 

 ovoid, crowned with the 3 broad and obtuse spreading introrsely stigma- 

 tose stigmas. Valleys and low hills, Oregon to central California. 



P. Oregannm Watson, Bibl. Index 43. Smooth, 1-3 inches or more high 

 with spreading branches or peduncles : leaves a quarter to at most an inch 

 long, lower round to spatulate, on long wing-margined petioles; upper 

 leaves spatulate to linear 2-4 lines long, verticillate or opposite : flowers on 

 long filiform peduncles, opening at night only : petals white 1-2 lines long : 

 stamens 4-6, with filiform filaments and oblong anthers : stigma subulate : 

 capsule linear, 8-10 lines long, the thin valves commonly twisted in age. 



In open places, Hood River and the Willamette valley to the borders of 

 California. 



3. CANBYA Parry in Gray Proc. Am. Acad. xii, 51, t. 1. 



Little annuals with alternate entire leaves and numerous fili- 

 form, one-flowered scapes. Sepals 3. Petals 6, scarrious-marces- 

 cent and persistent, closing over the capsule till the fruit is grown. 

 Stamens 6 or 9 : filaments shorter than the oblong-linear anthers. 

 Capsule ovoid, strictly 1-celled, 3-6-valved from above ; valves 

 alternating with as many nerviform placenta?. Style none. Stig- 

 mas 3 oblong-linear, opposite the 3 nerviform placenta? and re- 

 curved-appressed to them. Seeds neither crested nor carunculate. 



C. aurea Watson Proc. Am. Acad. xxi, 445. Stems 1-2 inches high : 

 leaves fleshy, linear, 1-3 lines long, glabrous or sparingly pubescent, all 

 clustered at the base of the stem : scape-like peduncles few to several, half 

 to an inch or more long : flowers bright yellow ; petals ovate, 1%> lines long, 

 deciduous. On the Sage Plains southwest of Prineville, Oregon. 



4. ESCHSCHOLTZIA, Cham, in Nees. Horse. Phys. Berol. 73, t. 15. 



Smooth herbs with colorless (or of the root red,J bitter juice, 

 finely dissected alternate petioled leaves, and bright yellow flow- 

 ers in summer, usually only opening in bright sunshine. Sepals 

 2, completely united into a conical calyptra and is detached and 

 pushed off by the expansion of the petals. Petals 4. Stamen 

 numerous, with short filaments and linear anthers. Ovary linear, 

 strictly 1-celled, with two nerviform placentae. Style very short : 



