610 
Polemoniaceae. Phlox Family, 
Herbs with alternate or Opposite simple or pinnate leaves without 
stipules, flowers regular or nearly so, 5-merous, perfect. Corolla 
from saucer-shaped to tubular, the lobes convolute in the bud, Stamens 
alternate with the corolla-lobes, the filaments adnate to the tube, bak 
often unequal and inserted at diiferent levels, Ovary superior, 3 =| 
chambered, the style 1, S-lobed, Fruit a S-valved, 3-chambered loculic- 
idal cansule. seeds often with a mucilaginous coat vhen wetted, 
© Leaves all opposite or appearing whorled 
7 Leaves entire }. Phlox | 
°) Leaves palnately divided into 3-5 filiform 
6 segments, thus appearing whorled 
~fa, 
Corollas 5-6 rm. long; filiform-stemned annualsg Linanthus 
ACL u 
—- - 
“ Corollas 13-15 ma, long; stiff-stemned perennials g Linanthestrun 
> Leaves, at the least the un er, alternate 
< Leaves entire 
4 leaves all alternate; flowers in globose clusters 4 Jollomia 
4 Lower loaves opposite; flowers solitary in axils fy icrosteris 
= i 
RE Leaves pinnate or pinnatifid 
4 Corolla trumpet-sha»ed, the tube tyrice as long 
& as the lobes or longer 
Lalyxelobes very unequal, spinose, sometimes 
/© Cleft; leaves prickly 6 lliavarretia i 
‘> Calyx-Lobes subequal, not spinoses; leaves 
fonot prickly 
i 
& stamens inserted on the tube at the same 
(& level 7. Gilia 
