(41) 



3. Arctostaphylos. Corolla urceolate. 

 Ovary 5-celled, calls l-ovul&te. Fruit 

 baccate. Shrub. 



4. Arbutus. Corolla urceolate. Ovary 5- 

 celled, cells ac-seeded. Fruit a berry. 

 Tree. 



5. Samolus. Alternate stamens sterile. 

 Ovary 1-celled, oo-seeded with central 

 placentation. 



II. Digynia. 



1. Saxifraga. Ovary 2-celled, co-seeded. 

 Capsule loculicidal. 



2. Tellima. Petals lobed. Ovary 1-celled, 



cc-seeded. Styles short. Stigmas capi- 

 tate. Capsule dehiscent at the apex. 



3. Tiarella. Petals entire. Ovary 1-celled. 

 Styles short. Stigmas simple. Capsule 

 dehiscent to the base; valves unequal. 



4. Acrena. Calyx tube contracted at the 

 throat, angular, the angles armed with 

 glochidiate prickles. Petals 0. Stig- 

 mas penicillate. Akenes 2, enclosed in 

 the calyx tube. 



in, Trigynia, 



1. Silene. Calyx gamosepalous, 5-dentate, 

 without bracts at the base. Petals uu- 

 guiculate. Capsule dehiscent by teeth. 

 Seeds reniform. 



