Fig. s. sp:kelet enclosed by a delicate glume called palea (Fig. 4, Pa.)
of Awnless Brome and consists chiefly of three stamens (Fig. 4, St.) and
Natural size. a pistil with two feathery branched stigmas (Fig. 4, P.).
Gl.—Sterile The number of flowers varies in different grasses;
L.—Lemma. Awnless Brome has seven to nine in each spikelet, whereas Red Top has only one. In the latter the whole spikelet consists of the two sterile glumes (Fig. 3, Gl.), the lemma (Fig. 4. L.) and the palea (Fig. 4, Pa.) enclosing the flower proper.