. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. 288. AhdB Toxicodendron radicans. 289. Rh<is Toxicodendron radicans. ,* 1 R. T*. 3 microcarpon Tor. & Gray R. Toxicodendron 7 microcarpon Michx. — Leaves oval-oblong; fruit smaller. These varieties, which have been hitherto, for the most part, treated as belonging to two species,
. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. 288. AhdB Toxicodendron radicans. 289. Rh<is Toxicodendron radicans. ,* 1 R. T*. 3 microcarpon Tor. & Gray R. Toxicodendron 7 microcarpon Michx. — Leaves oval-oblong; fruit smaller. These varieties, which have been hitherto, for the most part, treated as belonging to two species, R. radicans and B. Toxicodendron, are com- mon in many parts of North America; sometimes covering the surface of the ground to a great extent, and at other times climbing to the top of the highest trees, and penetrating the bark with their fibrous roots. The terri- ble effects of their poison are frequent, and well authenticated. § iii. Lobddium Dec. Sect. Char. Leaf of 3 leaflets, and palmately disposed on the tip of the com- mon petiole, cut in a serrate manner; the teeth large. Flowers in a dense catkin. Sexes polygamous. There are two-lobed glands under the ovary, alternate with the stamens. Styles 3, short, distinct. Drupe rather com- press ed, villose. Nut smooth. Aromatic shrubs. {Dec. Prod., ii. p. 72.) j» 8. R. aroma'tica Ait. The aroihatic Rhus, or Sumach. Idmtifkatim. Ait. Hort. Kew., 1. p. 367.; Dec. Prod., 2. p 73.; Don's Mill., 2. p. 75.; Tor. and Gray, 1. p. 219. Synonymes. R. BUavgolens Ait.; R. trlfoMta todd. Cat.; R. canadensis ^arsh.\ Lobddium arom&ticum iZaf.; Turpfm'a Kaf.; Schm&lzza Desv.; Jtfyrlca trifoli^ta Hort.; Toxico- dendron crenitum Mill. Diet. No. 5. Engravings. Turp. in An. du Mus., 5. p. 445. t. 30.; and our ng. 290. Spec. Char., S[c. Leaves pubescent when young (at length coriaceous, and often glabrous) ; leaf- lets sessile, rhomboid-ovate, unequally and in- cisively toothed, the terminal one narrowed at the base. (Tor. and Gray.) A
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectforestsandforestry
