sheathing at the base, the sheaths ciliated at the margins. 
Involucre of two unequal bracteas, of the same shape as the 
leaves, but shorter. Umbel sessile, terminal, of many pedi- 
cels, at first curved downwards, then erect. Calyx of three 
green, glabrous sepals, tipped with purplish. Corolla of 
three broadly-ovate, spreading petals, thrice as long as the 
calyx, and of a fine purplish-blue colour. Stamens six, 
equal in length ; filaments blue, clothed with long, shaggy, 
blue hairs: Anthers deep yellow. : 
Fig.1. Flower: magnified. 
