100 KEY TO PLANTS. 
the bud. Petals 2-4, contorted in the 
bud. Stamens 2, 4,6, or 8. Herbs or 
undershrubs, very rarely shrubs. Leaves 
herbaceous. Seeds without albumen. 
Onagrariede. 
(4) Segments of the calyx 5 (very rarely 4), 
imbricate in the young bud. Petals 5 
(very rarely 4), imbricate in the bud. 
Stamens 5 or 10, very seldom 4 or 8. 
Shrubs, rarely undershrubs, usually 
heath-like. 174. 
174 (a) Stamens 4-5. Ovary half-inferior. Seeds 
with copiousalbumen. Flowers capitate, 
rarely paniculate. Anthers dehiscing 
by longitudinal slits. Ovary 1-2-celled. 
South Africa. Bruniaceae. 
(2) Stamens 8-10. Ovary inferior. Seeds 
without albumen. Ovary 1-2-celled. 
Australia. Myrtaceae. 
175 (a) Ovary half-inferior. Fruit capsular. 176. 
(6) Ovary inferior. Fruit indehiscent or 
separating into two indehiscent cocci. 
177. 
176 (a) Leaves stipulate. Seeds with a crustace- 
ous or horny testa and a thin albumen. 
Shrubs or trees. Leaves petiolate. 
Flowers racemose or capitate. Sepals 
