Handbook of practical botany for the botanical laboratory and private student (1908)
Strasburger, Eduard, 1844-1912, Hillhouse, William, 1850-1910 · London, S. Sonnenschein; New York, Macmillan · leaf 439
s 1 It is hardly likely to be regularly obtainable in England, so that thealternative plants referred to must be relied on for material.—[Ed.] 26 402 XXIX. THE GYNCECIUM OF ANGIOSPEEMS. have already dehisced, we shall find the ovules in part fully-developed and not yet fertilised, in part already… … We recognise it as an anatropous ovule, with but one integument(i). The whole interior of the ovule is filled by the embryo-sac ;we miss the nucellus, which, during development, is pressed backby the embryo-sac. The apex of the embryo-sac is occupied, aswe can clearly see, by three cells. These…
Botany · Plant physiology · Microscopy
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