. Class-book of botany: being outlines of the structure, physiology and classification of plants; with a flora of the United States and Canada. Botany; Plants; Plants. 130 131 132 133 Forms of leaves. 130, Silene Virginica. 181, Magnolia Fraseri. 136, Arabis dentate. 18T, Polygonum arifolium. 132, Hepatica acutiloba. 133, Asarum Virginicum. 134, Hydro- cotyle Americana. 135, II. umbellata. veinlets than upon the relative development of the intervening tissue. The prefix pinnated is obviously used in contrast with palmated among palmate-veined Feather-veined leaves, approaching the comp


. Class-book of botany: being outlines of the structure, physiology and classification of plants; with a flora of the United States and Canada. Botany; Plants; Plants. 130 131 132 133 Forms of leaves. 130, Silene Virginica. 181, Magnolia Fraseri. 136, Arabis dentate. 18T, Polygonum arifolium. 132, Hepatica acutiloba. 133, Asarum Virginicum. 134, Hydro- cotyle Americana. 135, II. umbellata. veinlets than upon the relative development of the intervening tissue. The prefix pinnated is obviously used in contrast with palmated among palmate-veined Feather-veined leaves, approaching the compound. 138, Quercas imbricaria—undulate, 138, Q. alba (white oak)—lobate-sinuate. 140, Q. Jraerocarpa—lyrate. 141, Mulgedium (milk- weed). 142, Bipinnatifid leaf of Ambrosia artemisifolia (hog-weed). 269. Pinnatifid [pinna, feather, findo, to cleave) feather-cleft, the tissue somewhat sharply cleft between the veinlets about half way to the midvein, forming oblong segments. When the segments of a pinnatifid leaf are pointed and curved backward it becomes runcinate, t. e., re-uncinate. When the terminal segment of a pinnatifid leaf in. 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 Wood, Alphonso, 1810-1881. New York, A. S. Barnes & Burr


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Keywords: ., bookcentury1800, booksubjectbotany, booksubjectplants, bookyear18