(37) 
b. Seeds naked. 
1. Gayophytum.—Calyx tube not prolonged 
beyond the ovary. Anthers versatile. 
Stamens opposite the petals smaller than 
alternates. Ovary 2-celled. Style short. 
Capsule 2-celled, 4-valved. 
2. Cuothera.—Calyx tube prolonged be- 
yond the ovary, lobes of the limb re- 
flexed. Anthers versatile. Ovary 4- 
celled, ovules o. Style filiform. Capsule 
4-celled, loculicidal. 
8. Godetia.—Culyx tube prolonged beyond 
the ovary, funnel-shaped, lobes of the 
limb reflexed. Anthers basi-fixed. 
4. Clarkia.—Calyx tube prolonged beyond 
the ovary, lobes of the limb reflexed. 
Petals unguiculate. Stamens alternately 
smaller. Anthers basi-fixed. 
5. Boisdavalia—OCalyx tube prolonged be- 
yond the ovary, lobes of the limb erect. 
Petals sessile,2-lobed. Alternate stamens 
shorter. Anthers basi-fixed. 
C. Floral parts complete, superior. Corolla 
gamopetalous. 
1. Vaccinium.—Stamens inserted on the 
margin of an epigynous disc. Cells of 
anthers elongated into a tube at the 
apex. Fruit a o-seeded berry. Shrub. 
