VACCINIACEiE. 223 



half an inch long. Flowers single or in pairs, nearly sessile. Berry oblong, 

 deep blue, crowned with the style. Alpine Marsh Whortleberry. 



** Leaves evergreen. 



12. V. Vitis Idcea Linn. : stem creeping ; branches erect ; leaves obovate, 

 evergreen, dotted beneath, subentire and revolute at the margin ; flowers in 

 terminal drooping racemes ; corolla cylindric-campanulate. 



Woods and mountains. Mass. N. to Arct. Amer. May. June^ — A low shrub 

 with a creeping stem and angular branches. Leaves small, coriaceous. Flowers 

 few, in a raceme, pale red. Corolla mostly 4-cleft, with 4 stamens. Berry red, 

 acid. Also a native of Europe. Red Whortleberry, Cowberry. 



2. OXYCOCCUS. Pers.— Cranberry, ^ 

 (From the Greek ofuj, acid, and kokkos, a berry.) 



Calyx adnate to the ovary, with the limb 4-cleft. Corolla 

 4-parted, with the segments somewhat linear and revolute. 

 Stamens 8. Filaments connivent. Anthers tubular, 2 -parted. 

 Berry 4-celled, many-seeded, 



1. O. macrocarpus Pursh: stem creeping, with the branches ascending ; 

 leaves oblong, nearly flat, obtuse, glaucous beneath; pedicels elongated, 

 1-flowered. Vaccinium macrocarpon Ait. 



Sphagnous swamps. Can. to Del. June. T^. — Stem creeping, and throwing 

 up short erect branches. Leaves about half an inch long, obscurely serrulate. 

 Flowers white or pale red, on slender axillary pedicels. Berry large, bright scar- 

 let, agreeably acid. Common Cranberry. 



2. O. palustris Pers. : stem filiform, creeping ; leaves ovate, acute, en- 

 tire, with revolute margins ; pedicels elongated, terminal, 1-flowered ; seg- 

 ments of the corolla oval. O. vulgaris Pursh. Vaccinium Oxycoccus Linn. 



Alpine bogs. Can. to N. Y. June. \i. — A small evergreen creeping plant. 

 Leaves 3 — 4 lines long, glaucous beneath. Flowers red. Berry bright purple, 

 globose, very acid, smaller than the preceding. Small Cranberry. 



3. PHALEROCARPUS. G. Z?o?t.— Snowberry. 

 (From the Greek 0aX»jpof, white, and Kapnos, fruit.) 



Calyx bi-bracteate, adhering to the ovary ; the limb 4-parted, 

 thin and membranaceous. Corolla short- campanulate, 4-cleft. 

 Stamens 8. Filaments short and dilated. Anthers awnless. 

 Berry globose-ovoid, white, crowned with the teeth of the calyj, 

 4-celled ; the cells many-seeded. 



P. serpyllifolia G. Don : stem filiform, creeping, hispid ; leaves roundish- 

 ovate, acute, with slightly revolute margins, smooth above, paler and some- 

 what hispid beneath; flowers solitary, axillary, subsessile. GauUheria 

 serpillifolia Pursh. Vaccinium hispidulum Linn. Chiogenes hispidula 

 Torr. (f Gr. 



Alpine swamps. Mass. Conn, and N. Y. May, June. \i. — Stem creeping, 

 much branched. Leaves evergreen, small. Flowers solitary, on recurved 

 pedicels. Corolla and berry white ; the taste of the latter resembling that of 

 GauUheria procumbens. Creeping Snowberry. 



