SCROPHULARlACEiE. 97 



■• • OlabrouSf or inflorescense puheruUnt or viscid: leaven toothedor pinnatifid: tteriU JilameTU 

 hairy: corolla funnel form ^ modcratdy bilibuUe. 



Corolla over an inch long, lobea and all the stamens sparsely hairy 20 



Corolla an inch long or usually less 21« 22, 23 



• • * GlabrouJi or puberlent: leaves all entire. 



Corolla 6 lines long, slender: sterile filaments bearded 24 



Corolla short bilabiate, 8 to 18 lines long: sterile filament naked. 



Calyx glandular or viscid: leaves lanceolate to spatulate 25, 26 



Calyx not glandular or viscid: thyrsus usually narrow 27, 28, 29 



1. P. Menziesii, Hooker. Leaves 3-12 lines long: corolla violet to pink. Cal. N. 

 Var. Newberryi, Gr. Corolla rose-purple or pink. Southern Sierras. 



2. P. cordifolius, Benth. Climbing over bushes, very leafy. San Luis Obispo. S. 



3. P. corymbosus, Benth. Erect, 1 or 2 ft. high, leafy: cyme corymbose. 



4. P. tematus, Torr. Branches slender: upper leaves in 3's. Kern Co. S. 

 6. P. breviflorus, Lindl. Sterile filament naked. Sierra Nevada. 



6. P. Lemmoni, Gr. Paniculate: sterile filament yellow bearded. N. Cent. CaL 



7. P. antirrhinoides, Benth, Branched, leafy, paniculate: corolla pale yellow. 



8. P. glaber, Pursh. Wide corolla 1 to 1^ in. long. Sierras eastward. 



9. P. centranthifolius, Benth. Very glaucous: corolla tubular, bright scarlet. 



10. P. spectabilis, Thurber. Corolla ro^e-purple or lilac, the limb violet. 



11. P. Clevelandi, Gr. Corolla crimson, 9 lines long: sterile filaments bearded. 



12. P. Palmeri, Gr. Corolla 8-9 lines broad: sterile fil. densely yellow-bearded. 



13. P. Rattani, Gr. Leaves 3-8 in. long, denticulate: corolla pale purple. N. W»C»i 

 Var. minor, Gr. Smaller: corolla 6-7 lines long. Klamath and Trinity R. 



Var, Kleei, Gr. Between the foregoing in size. High peak new Santa Cruz, 



14. P. pminosus, Dougl. Pubescent: corolla deep blue, hairy. Or. Wash. 



15. P. ovatus, Dougl. Pubescent: leaves ovate, serrate, green: corolla purple bluet 



16. P. confertus, Dougl. Thyrsus in 2-5 dense whorls: corolla yellowish, small. 



17. P. deustua, Dougl. Tufted, woody at base: corolla yellow to dull white. 



18. P. heterodoxus, Gr. Leaves obtuse, entire. Near Donner Pass, Cal. 



19. P. glandulosus, Lindl. Corolla lilac: sterile filaments naked. Or. Wash- 



20. P. venustus, DougL Leaves closely serrate: sepals small. Or. 



21. P. diffu U8, Dougl. Often diffuse: leaves unequally serrate. Or. Wash. 



22. P. Richardsoni, Dougl. Leaves incised or laciuiate-pinnatifid. Or. 



23 P. triphyllus, Dougl. Leaves lonceolate or linear, rigid, often laciniate. 



24. P. gracilentua, Gr. Peduncles and calyx viscid. Mts. N. Cal., Or. 



25. P. loBtus, (rr. Ashy-pubescent: corolla an inch long blue. Mts. CaL 



26. P. Roezli, Kegel. Smaller: corolla smaller, paler. Sierra Nev. to Or. 



27. P. azureus, Benth. (Glaucous; leaves ovate or narrower: curoUa broad. 

 Var. Jafirayanus, Gr. Low broad-leaved form in the Sierras. 



Var. parvuius, Gr. Broad leaves au inch or less long: corolla 9 lines long. Alpine. 



1-2 



