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 189
abarely recognisable intercellu-lar space, to fifteen or twentycells surrounding a largecavity. The cells are atonce recognisable by theirgranular contents. The modeof origin of the resin-passageis easily observable. It arisesthrough the separation of the secreting cells, while these cellsdivide… … Fig 57*.—Ke.siu-pas.sages ill the bast of avoung stem of Hedera helix in transverse sec-tion ( X 800). A, early stage ; E, later stage ;//, the resin-passage surrounded by its secret-ing cells; c, tlie canibiuin layer; tvb, softbast; h, bast fibres ; r/). cortical parenchyma.(After Sachs.) NOTE ON…
Botany · Plant physiology · Microscopy
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