The tree book : A popular guide to a knowledge of the trees of North America and to their uses and cultivation . THE POISON SUMACH (Rhus Vernix) White berries in drooping clusters, growing withsmooth foliage of brilliant autumn colouring inswampy ground set apart the deadliest of the the plant is far worse than handling poisonivy. The twigs are pale grey in winter, dottedthickly with lenticels (breathing pores) THE DWARF SUMACH (Rhus cofallina) This tree is shrubby in the North. The new growth is coatedwith fine, silky down. The leaves are lustrous and smooth above,and lined w
The tree book : A popular guide to a knowledge of the trees of North America and to their uses and cultivation . THE POISON SUMACH (Rhus Vernix) White berries in drooping clusters, growing withsmooth foliage of brilliant autumn colouring inswampy ground set apart the deadliest of the the plant is far worse than handling poisonivy. The twigs are pale grey in winter, dottedthickly with lenticels (breathing pores) THE DWARF SUMACH (Rhus cofallina) This tree is shrubby in the North. The new growth is coatedwith fine, silky down. The leaves are lustrous and smooth above,and lined with soft hairs. The central leaf stalk is wing-marginedbetween the pairs of leaflets. The twigs are brown and markedwith breathing pores. The prominent leaf scars give the twigsa zigzag A. Pistillate flowers B. Fruit cluster Staminate flowers THE SMOOTH SUMACH (Rhus glabra) This is rarely a tree at all, but is familiar as a roadside shrub. The foliage and flower cluster are smooth, the stems coatedwith a pale bloom. The ruddy leaves and fruit glow brightly against duller backgrounds in autumn and winter. A pleasantbeverage is made of the acid fruits. This is one of the best sumachs for decorative planting, especially for autumn effects The Sumachs and the Smoke Tree colour effects. Its habit of spreading by root suckers makesit objectionable for planting except in situations where thetrees can spread unchecked, and the massed effect of thefoliage can be enjoyed at some distance. The fern-likeleaves are much larger if the plants are cut back severelyeach spring. For screen and border shrubs this species isvery satisfactory. The Dwarf, Black, or Mountain Sumach (Rhus copallina,Linn.), is the soft, velvety species, fully as handsome, if not quiteas large, as the precedi
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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttrees, bookyear1920
