CELASTRINE^ 



pedicels slender, puberulous ; Calyx 4-partite, lobes acute, ciliate, hypogynous, 

 imbricate in bud ; Petals 4, imbricate ; Stamens 4, alternate with petals, 

 adnate to base of corolla, anthers introrse ; Ovary 4-celled, style 0, stigmas 

 broad and sessile ; Fruit a drupe, ovoid or spherical, \ in. diam. ; red or yellow ; 

 1 -seeded nutlets ribbed. 



Leaves alternate, elliptical to obovate-oblong, acute, wavy with few 

 scattered spiny teeth, or entire, thick, coriaceous, dull yellow-green, paler 

 beneath, 2-4 ins. long; petioles short, grooved above; stipules minute, 

 persistent ; leaves falling after three years. 



An evergreen tree, 20-40 ft. ; pyramidal head ; Branches short, slender ; 

 Twigs glabrous, pale brown ; Bark light grey, warty excrescences ; Buds 

 obtuse or acuminate ; scales ciliate. 



Introduced from U.S.A., 1744. Specific name from L. opacus, dark, 

 shady, opaque. 



Class I Dicotyledons 



Division II. . . Calycifiorce 



Natural Order . . . Celastrinece 

 Shrubs or small trees, with alternate or rarely opposite leaves, and small 



deciduous stipules ; Flowers small, regular, cymose, greenish or purplish ; 



Calyx small, 4-5-fid, imbricate ; Petals 4-5, inserted under margin of disk, 



imbricate ; Stamens 4-5, alternate with petals, inserted on flat disk ; Ovary 



superior, 3-5-celled, immersed in disk ; Fruit dehiscent or indehiscent ; seeds 



usually with an arillus. 



Distinguished from Rhamneae by stamens opposite petals ; from Rosacea? 



by the definite stamens ; and from Onagrarieae usually by parts not being 



in powers of 2. 



AMERICAN BURNING BUSH, Euonymus americanus. 



Shrubberies. Generally as a wall plant; made handsome in autumn by 



the crimson fruit. May, June. 



The genus Euonymus contains several useful trees and shrubs which 



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