POLEMONIAC&E. 145 



2. y. speciosa, Doagl. Leaves in 4'a and 6's: 2 glands on eaoh corolla-lobe, 



3. F. Parryi, Torr. Leaves in 2's or 3's: corolla white, glands lunate-oboordata. 



4. F. nitida, Benth. Slender: light blue corolla often greenish spotted. 



5. F. albicaulis, Doagl. Similar bat minutely pnberalent: glands linear-obloiig. 



5. MENYANTHES, Toornefort. 



1. M. trifoliata, L. Leaves 3-foliolate: flowers racemose: corolla bearded. 



2. M. Christa-galli, Men*. Leaves reniform: flowers cymose, created. 



POLEMONIACE2E. 



Leaves entire, opposite: corolla salverform, rose-purple to white: stamens inserted at 

 unequal heights: perennials 1 



Leaves various; rarely all opposite and entire, then the stamens are inserted at equal 

 heights: corolla from salverf onn and funnel form to almost rotate 2 



Leaves simply pinnate, alternate; leaflets entire, apex sharp: corolla rotate to funnelform: 

 stamens declined, hairy at base 



1. PHLOX. Linnaeus. 



Matted cushion-like, evergreen: leaves narrow, crowded, 3 to 6 lines long. 



Woolly, in mats 2 to 4 inches high : leaves imbricated, recurved ... . 1 



Not woolly: leaves rigid, hispid-ciliate, sometimes recurved 3 



Not woolly, less densely tufted: leaves narrower, less rigid 8 



Loosely tufted: leaves linear to ovate, mostly exceeding an inch long. 



Leaves very narrowly linear, style long, slender 4, 6 



Leaves linear to ovate: corolla usually 6 to 10 lines broad 6, 7 



1. P. canescens, T. & G. Corolla white, 6 to 9 lines long, tube exserted. 



2. P. csespitosa, Nutt. Corolla tube a little exceeding the calyx lobea. 



3. P. Douglasii, Hook. Leaves with margins naked or cilia te at base. 



4. P. linear if olia, Or. Much branched: leaves 1 or 2 inches long a line wide, 



5. P. longifolia, Nutt. Similar but lower and cells mostly 1-ovuled, 



6. P. adsurgons, Torr. Smooth leaves ovate or narrower: corolla-tabe long. 



7. P. upeciofia, Pnrsh. Leaves lanceolate to linear: corolla tube and style short. 



2. CHLTA.Ruiz&Pavon. 

 Leave* opposite, at tout betow, palmately parted into Uncar or filiform divisions (entire in 



8 and rarely in 10). 

 Diffusely branching to nearly simple stems: corolla nearly rotate to salverf onn. 



flowers scattered on filiform pedicels 1 to 8 



Flowers sessile, a few together or solitary. 0, 10 



