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 112
cus now with a higherpower upon a part in which we see only the walls of the longi-tudinally elongated wood-cells, always selecting the broader ofthem, and concentrate our attention upon the bordered pits ofthese walls. The bor-dered pit appears in rf- ^the form of two con- \lcentric circles or… … Pinus sylvestris. a bordered pit in siir- FiG. 27.face view ; B, a bordered pit in tangential longitndinalsection ; t, the torns. C, cross-section of an entire tra- to the primary wall cheide; m, middle lamella; m*, a seam; i, the separating the two limiting men.brane ( x 540). elements. This pit,…
Botany · Plant physiology · Microscopy
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