. Bulletin (Pennsylvania Department of Forests and Waters), no. 33-35. Forests and forestry. 32. u d ^ 03 bi) 0) M b£ »0 CO tew S H^ o '-^ » £ M C? ca 2 o 33 WILLOWS,—SALIX, (Tourn.) L. Leaves usually narrow and short-stalked. Buds 1-scaled; terminal bud absent. Trees and shrubs; usually of poor form; associated with moist habitats. 46. Black Willow,—Salix nigra, Marsh. Leaves narrow-lanceolate-attenuate, smooth and bright green when fully developed. Persistent i-oval stipules, or sometimes small ovate ones soon decidous. Buds conirnl- acute. Twigs fine, brittle, many deciduous. Bark dark, dee
. Bulletin (Pennsylvania Department of Forests and Waters), no. 33-35. Forests and forestry. 32. u d ^ 03 bi) 0) M b£ »0 CO tew S H^ o '-^ » £ M C? ca 2 o 33 WILLOWS,—SALIX, (Tourn.) L. Leaves usually narrow and short-stalked. Buds 1-scaled; terminal bud absent. Trees and shrubs; usually of poor form; associated with moist habitats. 46. Black Willow,—Salix nigra, Marsh. Leaves narrow-lanceolate-attenuate, smooth and bright green when fully developed. Persistent i-oval stipules, or sometimes small ovate ones soon decidous. Buds conirnl- acute. Twigs fine, brittle, many deciduous. Bark dark, deeply fissured or rarely plated. (Fig. 7) 47. *Weeping Willow,—Salix babylonica, L. Leaves very slender-attenuate, sharp toothed. ''Duck-bilV buds close apprest to twigs. Twiffs fine, drooping, weakly attached to bramhlets. Common ornamental tree of unique habit. 48. *Crack Willow,—Salix fragilis, T^. Leaves coarse-serrate, silvery betwath; medium wide for a willow, as is also true of twigs. Buds of apprest "Duck-bill" type. Twigs always smooth, yellow in winter, brittle. Gray bark breaks into plated ridges with exfoliating ten- dencv. Common ornamental or shade tree on fertile and moist soils; propagating vegetatively along stream-courses by its brittle branches. Native to Europe. 49. ?Purple Willow,—Salix purpurea, L. Leaves oblanceoUte to tongue-shaped, slightly serrulate; rarely opposite. Duck-bill buds, red to purple,—nearly same color as twigs. Twigs rather tough and heavy; usually pubescent toward tips. Native to Europe where it is grown for basket mak- ing. 50. *American Green or Peach-leaf Willow,—Salix amygdalina, L. Leaves paU or glaucous below, slender petioles %"—1" 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 Pennsylvania. Dept. of Forests and Wat
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectforests, bookyear1923
