. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. I4». PLATE CXIII. SWEET BUCKEYE. 1. A flnwi'iiii^ liranch, x i. 2. A llower with stij,'ma below antliers, natural size. 3. A flower witli stigma alx)ve anthers, natural size. •1. A fruiting lirancli, x J. 5. A seed, x I. 6. Longitudinal section of a seed, x i. 7. A winter twig, x J. ,.,..,, j S. Section of a winter twiu showing a leaf-sear with hundle-scars, sliglitly enlarged. 201 SWEET BUCKEYE. Aesculus octandra, Marshall. FORM—The largest Ameriean species of the genus. Usually a small tree less than 60 ft. in he
. Bulletin (Pennsylvania Department of Forestry), no. 11. Forests and forestry. I4». PLATE CXIII. SWEET BUCKEYE. 1. A flnwi'iiii^ liranch, x i. 2. A llower with stij,'ma below antliers, natural size. 3. A flower witli stigma alx)ve anthers, natural size. •1. A fruiting lirancli, x J. 5. A seed, x I. 6. Longitudinal section of a seed, x i. 7. A winter twig, x J. ,.,..,, j S. Section of a winter twiu showing a leaf-sear with hundle-scars, sliglitly enlarged. 201 SWEET BUCKEYE. Aesculus octandra, Marshall. FORM—The largest Ameriean species of the genus. Usually a small tree less than 60 ft. in height with a diameter of 18 inches, but may reach a height of 110 ft. with a diameter of over 8 feet. At its optimum in western North Carolina and eastern Tennessee. Reported a mere shrub In western Texaa. BABK—Light brown to grayish-brown, evidently-fissured, breaking up into manjy th!n Irregular scales. See Fig. 58. TWIGS—Stout, at first finely hairy, becoming smooth, reddish-brown to ashy-gray, slightly lll-smelllng when bruised. Pith large, light gieen, circular in outline. BUDS—Opposite; terminal bud present and about 4/5-2 Inches long; non-resinous, somewhat hlunt-poin'ed, covered by nearly triangular or ovate keohMl scales. Outer hud-scalos reddish- brown, covered with a thin bluish bloom; Inuer bud-scales yellowish-green, enlarging In spring to 1-2 inches. LEAVES—Opposite, compound, with 5, sometimes 7, short-stalked or stalkless leaflets. Leaflets oval to obovate, 4-10 Inches long, flnely toothed on margin, long-pointed at apex, narrowed at base, dark green and smooth on upper surface when mature, yellowish-green and somewhat hairy on under surface. LEAF-SCABS—Opposite, large, heart-shaped to inversely-triangular. Bundle-scars large, in more than 3s, usually 3-9, often arranged in 3 groups. FLOWEBS—Appear about April or May when the leaves are developed. Suinll, yellow or purplish, with 4 conniving petals; borne in linely hairy terminal panicles about 4
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