PROTEACEZ. 391 
woody false dissepiment, formed by the union of the coats of the two 
collateral seeds, thickened where in contact. The seeds are flattened, 
surrounded by a wing of variable development ; and the central part, 
containing an exalbuminous embryo, is half sunk in a cavity of the 
false septum. Banksia consists of Australian and Tasmanian trees 
Banksia ericifolia. 
Fra, 228. Fig. 227. Fie, 229. 
Flower (3). Floriferous branch (3). gene section 
of flower, 
and shrubs. Their leaves are alternate and verticillate, varying in 
form, rigid and coriaceous, and usually dry. The blade is usually flat 
with scarcely reflexed edges. But these edges are sometimes curled 
downwards closely, so that the leaf becomes almost cylindrical, like 
that of several species of Grevillea and Hakea. Their edges are 
rarely quite entire; the blade is commonly incised or pinnatifid. In 
young plants the leaves are pretty frequently polymorphous. ‘The 
flowers form terminal or subaxillary spikes, often accompanied 
by several approximated leaves at the base. The involucre when 
