124 CLASS V. ORDER III. 



"Variety (i parvifolium. Leaves not half the size of the fore- 

 going, mostly acuminate. — At Sandwich. — Mr. Greene. 



Viburnum dentatum. L. Arroio tcood. 



Leaves ovate, dentate-serrate, plated. L. 



A more common shrub than the foregoing. The shoots are 

 slender and very straight, from whence it has received the name 

 of Arrow wood. Leaves roundish or oval, very regularly tooth- 

 ed, the veins parallel and prominent underneath. — Moist woods. 

 — June, July. 



Viburnum ackrifolium. L. 3Iaple Viburnum. 



Leaves three lobed, acuminate, sharply serrate; 

 petioles without glands, hairy ; cyines not radiate. 



Leaves rounded or hearted at base, broad, divided into three 

 lobes with large teeth, very soft with minute down underneath. 

 Cymes on long peduncles. — Dry woods, Roxbury. — June, July. 



Viburnum lantanoides. Mx. Hobble bush. 



Petioles and nerves pulverulent and downy ; leaves 

 roundish-heart shaped, abruptly acuminate, unequally 

 serrate ; cymes radiate, closely sessile ; fruit ovate. 



Young leaves roundish and mealy in appearance, older leaves 

 very large. Outer florets of the cyme very large, white, hypo- 

 crateriform and barren, the segments obovate ; inner florets 

 small, bell shaped, fertile, the segments ovate. Berries large. — 

 In old woods, Princeton, JafTrey, New Hampshire. — June. 



Viburnum oxycoccos. Pursh. Tree Cranberry. 



Leaves three lobed, three nerved, lobes divaricate, 

 acuminate, toothed; petioles glandular; cymes radi- 

 ate. 



Leaves paler underneath with large, unequal, bluntish teeth. 

 Petioles smooth with about two glands in front at the base of the 

 leaf. Outer florets barren, with large Avhite hypocrateriform 

 corollas. Fruit large, red, ripening late, and remaining after the 

 leaves have fallen, intensely acid and somewhat bitter. — In Lan- 

 caster, New Hampshire, and in Maine. — July. 



