204 NATURAL HISTORY OF PLANTS. 
Colutee forms a third group with the six genera; Colutea, Suther- 
landia, Swainsona, Lessertia, Clianthus, and Eremosparton. These 
are herbaceous or rarely suffrutescent plants, of axillary inflorescence. 
The flowers have a usually spreading or reflexed standard, diadelphous 
stamens (9-1), muticous anthers, a multiovulate ovary, and a style 
Astragalus verus. 
Fre. 161. 
Habit (3). 
often rigid, always bearded along its superior edge. The fruit is 
often bladder-like. 
The fourth subseries or subtribe, Jndigoferee, only includes Jn- 
digofera (Indigo-plant; Fr., Indigotier) and Cyanopsis. It consists 
of herbs or shrubs, with often dotted leaves covered with peculiar 
hairs. The flowers form axillary racemes or spikes; their anthers 
1 Fixed by the middle (“ Pili medifix?’”), 
