324 Plants and their Ways in Sontli Africa 



Adenandra (" Shepherd's J)ehght "). — Petals broad. 

 Stamens and staminodia tipped with a gland. Capsule gland- 

 dotted. Small shrubs, with alternate or rarely opposite leaves, 

 and pretty white flowers flushed with red at the back. 



Barosma. — Petals much longer than the calyx. Stamens 

 longer than the thread-like or petaloid staminodia, both bearing 

 glands at the tip. Capsule eared at the tip. Small shrubs, 



sto 



Fk:. 302. — I, Section througJi Hower of Barusnui ircndata , Hook., after the 

 removal of the petals (magnified): .f/, fertile stamens; sti\ barren stamens 

 (staminodes) ; d, lobes of disc. II. Diagram of flower ; sto, staminodes ; (/, 

 disc. (l''rom Edmonds and Xhirloth's " h^lementary IjOIany lor Sotith Afi-ica.") 



leaves mostly opposite, bordered with glands. B. cre/iii/d/ii, 

 Hook., is the true " Buchu ". 



Agathosma. — Petals longer than the cal}'x. Staminodia, 

 like slender clawed petals. Ovary 2-4 lobed. Small shrubs, 

 with alternate or rarely opposite leaves. Flowers in heads or 

 umlicls (axillary in one species), white or reddish purple. 



Zanthoxylon has flowers with calyx and corolla each <.if 

 4"(3"S) parts. Staminate flowers have stamens eijual in num- 

 ber to the petals and a reduced ovary, which suggests that the 

 flowers were in former times perfect. The pistillate flowers 

 have 5-1 carpels, separate or partially united; stamens none 

 or much reduced; each carpel has 2-1 black shining seeds. 



Eastern trees with paripinnate lea\es, paiiicled flowers, and lart'e 

 stroni^ tliorns on stem and branches. 



Order Poi,\( '..m.ack.v.. 



This order is often mistaken foi- Leguminosa-, as the flowers 

 suggest a ga)' swarm of Utile biillcrHies ri_'ad)' for Hii'hl. A 



