Carpenter, William Benjamin, 1813-1885 · London : John Churchill · leaf 442
nd uponthe surface of the testa orouter coat of seeds; andin the Collomia grandi-Jlora, i]iQSalvia verbenaca(wild clary), and someother plants, the mem-brane of these cells is soweak, and the elasticityof their fibres so great,that when the membraneis softened by the actionof water, the fibres… … I^/T^ Spiral fibres of Seed-coat of Collomia. This very curious pheno- 420 MICROSCOPIC STELCTUEE OF PHANEROGAMIC PLANTS. menon, wMcli greatlj perplexes those who are ignorant ofits real nature, maybe best observed in the following manner:—A very thin transverse slice of the seed should first be…
Microscopy
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