82 POLEMONIACE^. 



pharnaceoides, Gr. Smaller: the flowers half as large, 3 to 5 lines broad. 



pusilla, Benth. Corolla short funnelform, 2 or 3 lines long, throat yellowish. 

 Califomica, Gr. Corolla larger, twice as long as calyx. Common form. 



Harknessii, Curran. Corolla white, 1 or 2 lines long, tube equaling lobes. 



Bolauderi, Gr. Corolla purplish, lobes exceeding the narrow tube. 



ambigua. Tube, dark throat and lilac-purple limb, each 2 lines long. 



Rattam, Gr. Less branched: corolla tube long exserted, slender. Cent. CaL 



aurea, Nutt. Diffuse: leaves hispidulous: very small: corolla yellow. 

 decora, Gr. Corolla white or purplish, throat often dark. Cent. Cal. S. 



dianthoides, Endl. Corolla hlac or purple, large, lobes fringed. S. Cal. 



Lemmoni, Gr. Leaves minute: calyx Inbes rigid: corolla yellow. S. CaL 



§ 2. Linanthus, Endl., Benth. 

 10. G. dichotomar Benth. Smooth: corolla salverform, satiny-white, large. 



§ 3. Leptosiphon, Endl., Benth. 



densiflora, Benth. Stout: leaf -lobes stiff: corolla 8 to 10 lines broad. 

 androsacea, Steudel. Very variabie: corolla throat yellow or dark, 

 micrantha, Steud. Corolla very slender, usually yellow. 

 tenella, Benth. Leaves hispidulous-ciliate: corolla pink, throat yellow. 

 ciliata, Benth. Rigid, grayish-hispid : corolla rose color. 



§ 4. Siphonella, Gray. 

 16. G. Nuttallii, Gr. Perennial: corolla white; throat broad, yellow. 



§ 5. Leptodactylon, Bentham. 

 Califomica, Benth. Corolla often 18 lines broad. Coast, 

 ptmgens, Benth. Viscid: corolla smaller. Sierra Nevada, 



§ 6. Navarretia, Gray, 



squarrosa, H. & A. Corolla blue to white: stamens included, 

 cotxilsefolia, Steud. Less viscid: stamens exserted. 

 intertexta, Steud. Calyx and spiny bracts white and woolly atbase^ 

 Breweri, Gr, Less pungent: corolla yellow, 3 or 4 lines long, 

 leucocephala, Gr. Erect or branches procumbent, pale green, 

 prostrata, Gr. Similar; prostrate branches from a central head, 

 divaricata, Torr. Heads small; bracts nearly palmately cleft, 

 fllicaulis, Torr. Small corolla similar, but stamens exserted. 

 viscidiila, Gr. Stout, Diffuse: corolla violet to purple. 



