VOL. 2.] Milliken. Calif or nian Polemoniaceae. 67 



LIST OF PLATES. 



FACING PAGE 



1. Flower and Fruit of Six Species 1 



2. Polemonium parvifolium 8 



3. Navarretia squarrosa 18 



4. Gilia latiflora ; G. aehilleaefolia ; G. multieaulis 36 



5. Gilia Davyi 30 



6. Linanthus dichotomus 46 



7. Linanthus liniflorus 48 



8. Linanthus Lemmoni 56 



9. Linanthus androsaceus 57 



10. Linanthus parviflorus var. rosaeeus 59 



11. Phlox austromontana ... .. 64 



