VASCULAR PLANTS. 89 



2. Ceanothus, L- 



Calyx-tube hemispherical, concave; margin 

 petaloid. Petals unguiculate; margin cucullate. 

 Ovary half immersed into the disk; style 3-cleft. 

 Fruit a 3-seeded capsule with base embraced 

 by the calyx tube, dehiscent at the inner angle. 



\> . leaves simple, flowers blue, purple, white. 



Family lvi. Ampelipideae . 



Calyx inconspicuous. Stamens inserted with 

 the petals, opposite and of equal number. 

 Ovary 3-locular; loculi 2-ovulate; ovules col- 

 lateral. Fruit a berry. Lower leaves opposite; 

 upper by the transformation of one of the pair 

 into a tendril, apparently alternate. 



1. Vitis, Tournef. 



Petals coherent at their apex, caducous. 

 *? . leaves simple, palmately-nerved. 



ORDER XIX. GTJTTIFER^:. 



Flowers regular, calyx free, sepals 5 — 4, im- 

 bricate in aestivation. Petals convolute in aesti- 

 vation, sometimes 0. Stamens go, polyadel- 

 phous, sometimes reduced in number. Carpidia 

 several, connate into an ovary. 



Family lvii. Hypericineae. 



Sepals 2-seriate. Petals as many and alter- 

 4a 



