Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 603
chment, stem, and leaves. Such areLessonia, which stows to a great height and resembles a branching treewith pendent leaves two or three feet long ; Macrocystis, where thestalk-like base of each branch of the leaf is hollowed out into a largepear-shaped air-bladder ; JVereocystis, Laminaria, and… … Fig. 420.—Process of conjugationin Ectocarpits siliculosus. (FromViness Physiology.) oogones ; the same conceptacles contain both antherids andothers these two sexual elements are disposed in different conceptacleson the same plant; whilst in the commonest of all, F. vesiculosus (blad-der-wrack),…
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