130 KEY AND FLORA 



to be erect, on deflexed pedicels. This is common in California, 

 blooming in late summer, and growing in dry ground in the valleys 

 and foothills. 



APOCYNA'CE^E. DOGBANE FAMILY 



Perennial herbs with milky juice and opposite entire leaves 

 without stipules. Flowers in cymes or corymbs, regular, all 

 the parts 5, except the pistil, which consists of 2 ovaries, with 

 the styles and stigmas united. Fruit a pair of slender folli- 

 cles. Seeds with a tuft of silky down. 



APOC'YNUM, Indian Hemp, Dogbane 



Corolla bell-shaped, 5-cleft, with 5 scales opposite the lobes 

 and near their base. Stamens inserted on the base of the 

 corolla, with short filaments and arrow-shaped anthers, 

 uniting into a ring. 



a. A. androssemifo'lium L. Corolla rose-color, with revolute lobes 

 and a bell-shaped tube longer than the calyx. This is generally 

 much branched, and the flowers are numerous in loose cymes. 

 Widely distributed. 



b. A. cannab'inum L. Corolla white, with erect lobes, and the 

 tube not longer than the calyx. Flowers small, in dense cymes. 

 This grows in marshy places. Widely distributed. 



POLEMONIA'CEJE. PHLOX FAMILY 



Herbs or rarely shrubs. Leaves simple or divided, with- 

 out stipules. All parts of the flower 5, except the pistil, 

 which has a 3-lobed style and a 3-celled ovary with axillary 

 placenta. Stamens on the tube of the corolla, alternate with 

 its lobes. Embryo with endosperm. 



GII/IA 



Herbs or rarely shrubs. Leaves various, alternate or oppo- 

 site. Calyx partly herbaceous, generally papery below the 

 folds, with lobes narrow and acute. Corolla from funnel-form 



