98 
Spring Flora of Oklahoma 
2. Toxicodendron toxicodendron (L.) Britton. Poison Oak. A 
low branching shrub, spreading by underground branches, the young 
shoots densely pubescent. Leaves long-petioled, 3-foliolate. Leaf¬ 
lets ovate to obovate, irregularly lobed, toothed or sinuate-margined. 
Panicles long. Fruit papillose, depressed-globose. 
Dry woods. April-May. Common. 
IV. COTINUS Adans. 
Shrubs or small trees, with a ternate-petioled ovate, 
oval, or obovate entire leaves, and small, polygamous flow¬ 
ers in large, terminal panicles. The calyx 5-parted. Petals 
longer than the calyx. Stamens 5. Drupe obliquely ob¬ 
long or oval, compressed, gibbous, 1-seeded. 
1. Cotinus americanus Nutt. Chittam-wood. A small, widely 
branched tree. Leaves oval or slightly obovate. Flowers green, 
borne in loose, large, terminal panicles, pedicels elongating to l'-l%' 
and becoming very plumose. Drupe reticulate-veined, 2" long. 
Rocky hills. April-May. 
FAMILY 48. ILICACEiE. Holly Family. 
Shrubs or trees, with watery sap, and alternate-peti- 
oled simple leaves. Flowers axillary, small, clustered or 
solitary, white, mainly polygamo-dioecious, regular. Stip¬ 
ules minute or none. Calyx 3-6-parted. Petals 4-6, dis¬ 
tinct or slightly united at the base, hypogynous, decidu¬ 
ous. Stamens hypogynous, as many as the petals or 
sometimes more. Ovary 1, superior, 3-several-eelled. 
Stigma discoid or capitate. Fruit a small berry-like 
drupe, enclosing several nutlets. 
I. ILEX L. 
Shrubs or trees, with entire, dentate or spiny-toothed, 
minutely stipulate leaves, and axillary, cymose or solitary, 
perfect or polygamous flowers. Calyx small, 4-5-cleft or 
toothed. Petals 4-9, somewhat united at the base, oblong, 
obtuse. Stamens of the same number, adnate to the base 
of the corolla. Berry-like drupe globose. 
