. The elements of botany for beginners and for schools. Botany. 102 STAMENS. [section 9. 290. So anthers are generally two-celled. But as the pollen begins to form in two parts of each cell (the anterior and the posterior), sometimes these two strata are not confluent, and the anther eveu at maturity may be four-celled, as in Moonseed (Fig. 296) ; or rather, in that case (the word cell being used for each lateral half of the organ), it is two-celled, but the cells bilocel- lute. 291. But anthers may become one-celled, and that either by confluence or by suppres' sion. 292. By confluence, when
. The elements of botany for beginners and for schools. Botany. 102 STAMENS. [section 9. 290. So anthers are generally two-celled. But as the pollen begins to form in two parts of each cell (the anterior and the posterior), sometimes these two strata are not confluent, and the anther eveu at maturity may be four-celled, as in Moonseed (Fig. 296) ; or rather, in that case (the word cell being used for each lateral half of the organ), it is two-celled, but the cells bilocel- lute. 291. But anthers may become one-celled, and that either by confluence or by suppres' sion. 292. By confluence, when the two cells run togetlier into oue, as they nearly do in most species of Pentstemon (Fig. 297), more so in Monarda (Fig. 300), and completely in the Mallow (Fig. 298) and all the Mallow Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gray, Asa, 1810-1888. New York American Book Co
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