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 407
d, andstand erect; the stalk is coveredwith brown scales. Here alsoalcohol material treated with glyce-rine can serve for study. Ifwe bring pieces removed from the axis of the cone with thescalpel under the simple microscope, and isolate them withneedles, we can see (Fig. 135), that in the axils of… … FiG. 135.—Pinus sylvestris. Fruit-scale / with its two ovules, s, and thecentral rib, c. Behind is the bract, b.Upon the ovule the integument liasgrown out into two prolongations, m(x7). POLLEN AND POLLINATION. 371 guished as fruit-scales. At the base of the fruit-scale, right andleft, is found on…
Botany · Plant physiology · Microscopy
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