(37) 



b. Seeds naked. 



1. Gayophytum. Catyx 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. (Eiiothera. Calyx tube prolonged be- 

 yond the ovary, lobes of the limb re- 

 flexed. Anthers versatile. Ovary 4- 

 celled, ovules oo. Style filiform. Capsule 

 4-celled, loculicidal. 



3. Godetia. Calyx 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. 



6. Boisduvalia. Calyx 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 co-seeded berry. Shrub. 



