16 RANUNCULACEiE. 



••^smaBfolius, Geyer. Smooth: akenes in globose head. 

 Lemmoni, Gr. Sepals villous: akenes pubescent, 

 oxynotus, Gr. Leaves small: sepals hairy: heads oblong. 

 Bloomeri, Watson. , Akenes straight-beaked, 

 occidentalis. Akenes flat, often rough ; beak cur\^ed- 

 canus, Benth. Densely soft villous when young. 

 Califomicus, Benth. Petals narrowly obovate, 6 to 20. 

 hispidus, \iichx. Hispid: calyx scarcely reflexed. 

 orthorhjTicllus, Hooker. Akenes nearly 2 lines long, 

 hebecarpus, Hook. & Arn. Flowers minute: akenes bristly, 

 muricatus, Linn. Akenes prickly, large, strong-beaked. 



7. CAIiTHA, Linnaeus. 

 1. C. leptosepala, D C. Scape-like stems 1-flowered. 



8. COPTIS, Salisbury. 



1. C. asplenifolia. Salis. Small petals pouched: sepals slender. 



2. C. occidentalism T. & G. Petals not pouched, linear. Or. 



9. ISOPYRUM, Linnaeus. 



1. I. occidentalis, Hook. & Am. Several flowers: follicles 6 lines long. 



2. I. stipitatum, Gray. One flower: follicles stipitate, 3 lines long, obtuML 



3. I. Hallii, Gray. Large: 7 to 9 flowers: follicles smaller, acuminate. 



10. AaUILEGIA, Tournefort. 



1. A. tnincata, F, & M. Petals truncate, red, yellow-tinged, CaL 



2. A. formosa, Fischer. Similar: petals longer outside. Oregon. 



3. A. caerulea, James. Flowers blue to white: spurs very slender. 



11. DELPHINIUM, Tourn. 



Flowers blue, purple or white, in terminal racemes. 



Capsule pubescent 1, 2, 3, 5 



Capsule glabrous 4, 6, 7, 8 



Flowers red or yellowish in loose racemes. 9, 10 



simplex. Douglas. Stem and raceme strict: sepals 4 or 5 lines long, 

 variegatum, T. & G. More hairy raceme loose: sepals 6 to 10 lines long. 

 Menziesii, DC. A longer spur: upper petals purple-veined, 

 decorum, F & M. Usually smooth: flowers like the last. 

 depauperatum, Nuttall. Smaller: possibly variety of the last. 



