colour, wavy and almost filiform, hairy, especially upwards. 
Leaves opposite, or sometimes alternate, linear, approach- 
ing to lanceolate, hairy, with three nerves, prominent and 
paler beneath. Flowers collected into globose heads and 
destitute of any distinct involucre, the few leaves which 
are situated at the base of the flowers being similar to 
those of the branches. Perianth pure white, hairy exter- 
nally. Tube long and slender: limb of five spreading, 
ovato-lanceolate segments. Anthers yellow, scarcely pro- 
truded : Pollen orange. Germen inferior, pale green, in- 
serted upon a tuft of hairs. Style quite included. 
—— 
Fig. 1. Flower. 2. Leaf:—magnified. 
