﻿vni SEQUENCE OP ORDERS. 



XCVIII. GESNERACE.E (page 437). Ovary 1-celled ; placentas 2, 

 parietal, much intruded. (Herbs, nearly or quite stemless in the 

 South African species. Cymes lax, many- {rarely 2-)flowered.) 



XCIX. BIGNONIAOE^ (page 447). Ovary 2- (rarely l-)celled; 

 ovules numerous, in more or less regular rows. Seeds usually flat 

 with a broad wing, exalbuminous. {Trees or shrubs, frequently 

 twining or climbing, very rarely herbs. Leaves usually opposite and 

 compound, Floicers paniculate or racemose, often large^ 



C. PEDALINE^ (page 4o4). Ovary 2-4- (rarely l-)celled ; cells 1- 

 to many-ovuled. Seeds sometimes winged ; albumen very thin. 

 {Annual or pei'ennial herbs, rarely shrubs or small trees. Leaves 

 opposite or the upper alternate, simjde. Flowers usually solitary and 

 axillary.) 



