. Beginners' botany. Botany. Fig. 97. —Digitately Parted Leaves of Begonia. parted, if the sinuses reach two thirds or more to the midrib (Fig. 97); divided, if sinuses reach nearly or quite to the midrib. The parts are called lobes, divisions, or seg- ments, rather than leaf- lets. The leaf may be pinnately or digitately A pinnately parted or lobed, parted, cleft, or divided cleft leaf is sometimes said to be pinnatifid Leaves may have one or all of three parts — blade, or expanded part; pe- tiole, or stalk; stip- ules, or appendages at the base of the petiole. A leaf that has all three of th
. Beginners' botany. Botany. Fig. 97. —Digitately Parted Leaves of Begonia. parted, if the sinuses reach two thirds or more to the midrib (Fig. 97); divided, if sinuses reach nearly or quite to the midrib. The parts are called lobes, divisions, or seg- ments, rather than leaf- lets. The leaf may be pinnately or digitately A pinnately parted or lobed, parted, cleft, or divided cleft leaf is sometimes said to be pinnatifid Leaves may have one or all of three parts — blade, or expanded part; pe- tiole, or stalk; stip- ules, or appendages at the base of the petiole. A leaf that has all three of these parts is said to be complete (Figs. 91, 106). The stipules are often green and leaflike and per- form the function of foliage, as in the pea and Japanese quince (the latter common in yards). Leaves and leaflets that have no stalks are said to be sessile (Figs. 98, 103), sitting. Find several Fig. 98 Oblong- ovate Sessile Leaves of 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 Bailey, L. H. (Liberty Hyde), 1858-1954. New York, The Macmillan company
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Keywords: ., bookauthorbai, bookcentury1900, bookdecade1900, booksubjectbotany
