26 
KEY TO FLORA OF CAPE PENINSULA 
Styles distinct to the base. 
Calyx in a broken whorl (i.e. some of the 
sepals appearing to be within the 
others), much imbricated. 
Elatineae. 
Calyx in a complete whorl, little imbri- 
cated. 
Stipules membranous ; ovary 1-celled. 
Stipules ochreate ; ovary 1-ovuled. 
Polygonaceae. 
Stipules not ochreate; ovary oo - 
ovuled. Garyophyllaceae. 
Stipules not membranous ; ovary more 
than 1-celled. 
Flowers unisexual ; leaves simple. 
Euphorbiaceae. 
Flowers hermaphrodite ; leaves com- 
pound ; a tree. Saxifrageae. 
Styles not distinct to the base. 
Gynaeceum of 5 1-ovuled carpels adhering 
to a beak-like receptacle; stamens 
monad el ph o u s. Geraniaceae. 
Gynaeceum not as above. 
Calyx of 2 sepals. Portulaceae. 
Calyx of more than 2 sepals. 
Leaves compound. Zygopliylleae. 
Leaves simple. 
Petals twisted in the bud (i.e. con- 
torted aestivation); pubescence 
stellate; stamens slightly con- 
nate at base. Sterculiaceae. 
Petals valvate in the bud; pubes- 
cence not stellate; stamens free. 
Scrambling or twining with ten- 
drils; leaves broader than long. 
Ampelideae. 
Erect, or if scrambling then with 
thorns ; leaves not broader 
than long. Rhamneae. 
