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PHARMACEUTICAL BOTANY 



XVI. Order Sapindales. Anacardiacece or Sumac Family. 

 Shrubs or trees producing in stems and leaves secretion contents 

 that are either acrid watery or acrid opalescent or white viscid, 

 viscid acrid and poisonous. Leaves alternate, rarely opposite, 

 simple (Rhus Cotinus), three-foliate (Rhus toxicodendron) or pinnate 

 (Rhus glabra, R. venenata, etc.). Inflorescence frequently terminal 

 and composed of racemes or cymes, often reduced to a simple raceme. 

 Flowers small, clustered, green, greenish- white to greenish-yellow; 

 sepals five, rarely six or four green, small; petals five smaller than 

 sepals; stamens equal in number to the petals and alternate, rarely 

 fewer, sometimes double in number, rarely indefinite, inserted 

 hypogynously or upon an enlarged disc that surrounds or swells 

 up between stamens and pistil; pistil monocarpellary more rarely 

 bicarpellary, very rarely as in Spondiece of ten to five carpels, 

 ovary one-celled with single ovule. Fruit a drupe. Seeds exalbumi- 

 nous with large embryo filling seed cavity. 



Rhus 

 Toxicodendron 



Fresh leaflets 



Rhus toxicodendron United States 



Celastracece or Staff Tree Family. Shrubs (Euonymus), or shrubby 

 climbers (Celastrus). Leaves alternate, rarely opposite, simple, en- 

 tire or toothed. Inflorescence of axillary cymes or terminal racemes. 

 Flowers perfect (Euonymus, Pachistima) or polygamo-dicecious 

 (Cleastrus) greenish (Celastrus), greenish or yellowish- white (Euony- 

 mus Europceus), greenish-purple (Euonymus americanus) to dark- 



