DICOTYLEDONS. 173 



less ; ovary 4-5-celle(l, each cell partially divided by a parti- 

 tion which makes the ovary appear 8-10-celled, style slender, 

 stigma simple ; fruit a many-seeded berry. 



1. V. coRYMBOSUM L. HiGH-BUSH BLUEBERRY. An erect 

 shrub, 6-12 ft. high ; branches rigid, young twigs minutely warty ; 

 leaves deciduous, oval to ovate-lanceolate, acute, margins bristly, 

 serrulate, smooth or pubescent, short-petioled ; racemes numerous, 

 appearing with or before the leaves ; bracts oval or oblong, decidu- 

 ous ; flowers white or pink ; corolla almost as long as the pedicel, 

 cylindrical ; berry globose, blue or black, flavor slightly acid, pleas- 

 ant. February-April. Common in woods and thickets, whole plant 

 extremely variable. 



2. V, sTAMiNEUM L. Deerberry. An erect shrub, 3-10 ft. 

 high ; branches widely spreading, twigs smooth or puberulent ; 

 leaves deciduous, oval or oblong, acute or acuminate at the apex, 

 obtuse or slightly cordate at the base, firm, smooth, and green above, 

 pale and sliglitly pubescent beneath, petioled ; racemes with leaf-like 

 bracts ; flowers numerous, drooping, on jointed, slender pedicels ; 

 corolla bell-shaped, purplish-green ; 2-awned anthers and style ex- 

 serted ; berry globose or pear-shaped, inedible. April-.Tune. Dry 

 woods. 



3. Y. arboreum Marsh. Farkleberry. Tree-like, sometimes 

 30 ft. high ; bark gray ; twigs slender, smooth or pubescent ; leaves 

 deciduous, ovate or oval, nuicronate, entire or glandular-dentate, 

 coriaceous, green al)ove, often slightly pubescent beneath ; racemes 

 with leaf-like bracts ; pedicels slender, drooping ; corolla campanulate, 

 white; anthers included; style exserted ; berry globose, black, mealy, 

 ripening in winter. May-June. Common in dry, open woods. 



OG. PRIMULACEiE. PRIMROSE FAMILY. 



Annual or perennial herbs ; leaves scattered, or clustered 

 and radical ; inflorescence various, flowers regular, perfect ; 

 calyx free or adherent to the base of the ovary, usually 4-5- 

 lobed and persistent ; corolla 4-5-lobed ; stamens as many as 

 the lobes of the corolla and opposite them, inserted on its 

 tube or hypogynous, filaments distinct or slightly united at 

 the base ; ovary 1-celled, with a free central placenta, style 

 single, stigma entire, capitate ; fruit a 1-celled, many-seeded 

 capsule. 



