lo Sierra Club Publications. 



stamens, sepals and petals 4 ; fruit a i-seeded berry ; flowers in 

 cymes or heads, in the latter case with conspicuous involucre; 

 leaves simple, opposite. . . . Dogwood Family " 



WITH BOTH CALYX AND COROLLA, THE LATTER WITH THE 

 PETALS UNITED. 



OVARY SUPERIOR. 



Corolla regular. 



Ovary deeply 4-lobed, in fruit forming 4 nutlets ; herbage gener- 

 ally rough and hairy ; inflorescence coiled in bud. 

 Borage Family 



Ovary 2-celled, ovules numerous ; fruit a pod or berry. 



Tobacco Family 



Ovary 2-celled (generally 4-ovuled), generally twining plants. 

 Morning Glory Family 



Ovary i-celled or imperfectly 2-celled, styles 2-cleft or entire ; in- 

 florescence generally coiled in bud {not so in Nemophila). 



Baby- Eyes Family 



Ovary 3-celled with the seeds on the axis, style 3-lobed. 



Phlox Family 



Ovary i-celled with the seeds on the sides, style i, stigmas 2. 



Gentian Family 



Ovary cells as many as petals, style i, anthers 2-celled, opening 



by holes at the top Manzanita Family 



Ovary i-celled with the seeds in the center, stamens opposite the 



petals Primrose Family 



Ovaries 2, distinct, with a stigma common to both and united 

 with a crown-like column of stamens ; flowers in umbels ; seeds 

 with a tuft of silky hairs ; plants with milky juice. 



Milkweed Family 



Similar to the above except that the stamens are distinct and free 

 from the stigma , but the anthers are disposed to cohere with it. 

 Dogbane Family 



Corolla irregular. 



Fertile stamens fewer than the divisions of the corolla. Ovary 

 deeply 4-lobed, becoming 4 nutlets ; corolla 2-lipped; aromatic 

 herbs or shrubs with opposite leaves. . . Mint Family 



Ovary 2-celled, with many seeds in the central axis, style and 

 stigma I Figwort Family 



Ovary 2-celled with many seeds on the walls ; root parasites 

 without any green color. . . . Broom-Rape Family 



OVARY INFERIOR. 



Ovary with as many cells as petals, anthers 2-celled opening by 

 holes at the top ; fruit a berry. . Huckleberry Family 



Ovary 2-5-celled (sometimes becoming i-celled) ; fruit a berry ; 

 leaves opposite without stipules. . Honeysuckle Family 



