Kermes), the pistachio or terebinth tree, the sumach (Rhus pentaphila), and other species of Rhus which are widely spread.
The lac, when taken from an incision ~ in the trunk of the Rhus vernicifera (urushi-no-ki), contains approximately 70% of lac acid, 4% of gum arabic, 2% of albumen, and 24% of water.
The Chinese galls of commerce (Woo-pei-tsze) are stated to be produced by Aphis Chinensis, Bell, on Rhus semialata, Murr.
Rhus - Sumach.
Among the indigenous trees are the Abies excelsa, Abies microsperma, Pinus sinensis, Pinus pinea, three species of oak, five of maple, lime, birch, juniper, mountain ash, walnut, Spanish chestnut, hazel, willow, hornbeam, hawthorn, plum, pear, peach, Rhus vernicifera, (?) Rhus semipinnata, Acanthopanax ricinifolia, Zelkawa, Thuja orientalis, Elaeagnus, Sophora Japonica, &c. Azaleas and rhododendrons are widely distributed, as well as other flowering shrubs and creepers, Ampelopsis Veitchii being universal.
Americana, Cephalaria tatarica, Cotoneaster pyracantha, Citrus aurantium, Diospyros ebenum, Ficus carica, Illicium anisatum, Ligustrum caucasicum, Punica granatum, Philadelphu.s coronarius, Pyrus salicifolia, Rhus cotinus and six species of Viburnum.
The sumach (Rhus glabra) grew luxuriantly about the house, pushing up through the embankment which I had made, and growing five or six feet the first season.
It is now filled with the smooth sumach (Rhus glabra), and one of the earliest species of goldenrod (Solidago stricta) grows there luxuriantly.