ROSACEA 53 



20. AGEUIONIA, Toumefort. 

 1. A. Supitoria, L. Hairy: 2-4 ft. high: racemea spicate: akene anbglobosa 



21. ACSNA, Linnsus. 

 1. A. tri£da, R. & P. Leaves crowded at base: green flowers in terminal spiles. 



22. FOTEKITTH, Linnffius. 



1. F. officinale, B. & H. Flowers deep purple or red in a short spike. 



2, P. annutun, Nutt. Smaller: leaflets pinnatifid: flowers greenish. 



23. E.OSA, Toumefort. i 



1. K. Nutkana, FresL Spines stout: stipnles broad; flowers 2 or 3 inches broad. ^ 



2. S. pisocarpa, Gr. Globose fruit smaller, with a neck. ^ 



3. B. Californica, C. & S. Often tall: fruit ovoid, with a neck. ~J:^ 



4. K. spithamea, Watson. A span high or less: globose fruit glandnlar-prickly. ^ '' .'^ 



5. XL. gymnocarpa, Nutt. Slender: calyx-lobes deciduous, leaving fruit naked. ~ Is. 



24. HEIEBOM£IiES, J. Eoemer. 

 1. H. arbutifolia, Rcem. Panicles terminal: fruit ripe in December. (Toyon.) .;^ 



25. PIE.US, LinnteuB. !; ^ 



Si 



1. P. rivularis, Dougl. Leaves simple, woolly: fruit ovoid. 



2. P. sambucifolia, C. & S. Leaves pinnate: fruit globose, red. 



26. CSAT.S:GUS, Linnaeus. 



1. C. rivularis, Nutt. Leaves ovate, serrate, rarely lobed. {Uaicthom.) 



2. C. Souglasii, LindL A large tree: leaves often incised: fruit 6 lines thick. 



s^: 



S ^ 





27. AiyrKT^ANCHEEB,, Medicus. 

 A. alnifolia, Nutt. Flowers in short racemes: petals not ovate. {8?uui-berty.) 



\ 



CALTCANTHACEj;. 



1. CAXYCANTHTJS, Liimaus. 

 O. oceidentalis, H. & A Inner sepals and outer petals lurid purple or red, «> 

 inch or more long, slender, leathery: inner petals shorter, incurved. 



