28 
KEY TO FLORA OF CAPE PENINSULA 
Stamens tetradynamous; corolla cruci- 
form. Crucifer ae. 
Stamens and corolla not as above. 
Style lateral; ovary 1-celled; perianth 
regular. Thymelaeaceae. 
Style terminal; ovary 2-cel led ; peri- 
anth irregular. Polygaleae. 
Cells of the ovary more than 1-ovuled. 
Leaves pal mately compound (except in Oxalis 
monophylla); petals twisted in 
the bud ; bulbous. 
Geraniaceae (inch Oxalideae). 
Leaves simple ; not bulbous. 
Stamens tetradynamous ; corolla cruci- 
form. Cruciferae. 
Stamens and corolla not as above. 
Trees. 
Flowers unisexual dioecious; leaves 
alternate. Bixaceae. 
Flowers hermaphrodite; leaves oppo- 
site. Lythrarieae. 
Herbs or shrubs. 
Sepals 2. 
Corolla irregular ; leaves multi- 
partite; often with tendrils. 
Papaveraceae. 
Corolla regular; leaves entire; never 
bearing tendrils. Portulaceae. 
Sepals or calyx segments more than 2. 
Styles distinct to the base. 
Ovary 4 — 5-celled; corollayellow. 
Lineae. 
Ovary 1-celled ; corolla pink or 
white. Caryophylleae. 
Styles more or less combined. 
Ovary 1-celled. 
Low prostrate herbs inhabit- 
ing sea-shore ; corolla 
pink. Frcmkeniaceae. 
