250 ERICACEAE. [VACOINIUM. 



in. diam., dark blue, glaucous. DISTRIB. Europe (Arctic), N. and W. 

 Asia, N.W. America. Berries used for preserves, &c. 



2. V. uligino'sum, L. ; procumbent, glabrous, branches terete ascend- 

 ing, leaves deciduous oblong or obovate quite entire glaucous beneath, 

 peduncles 1-fld., anthers with dorsal awns. 



Mountain bogs and copses, from Westmoreland and Durham to Shetland ; 

 ascends to 3,500 ft. in the Highlands ; fl. May-June. Stems 6-10 in., woody, 

 rigid, naked below. Leaves ^-1 in., coriaceous, obtuse or acute, veins reti- 

 culate beneath. Peduncles 1-3 together, ^ in. Calyx-tube hemispheric ; 

 lobes 4-5, broad, obtuse. Corolla % in., pale pink, subglobose. Berry 

 smaller than in F. Myrtillus, of the same colour. DISTJRIB. Europe 

 (Arctic), N. and "W. Asia, JST. America. 



3. V. Vitis-Idse'a, L. ; procumbent, branches pubescent, leaves ever- 

 green obovate dotted beneath, margins revolute, racemes short terminal 

 drooping, anthers awnl ess. Cowberry. 



Woods and heaths, chiefly in mountain districts, from Devon, S. Wales, and 

 Notts to Shetland (absent in S.E. half of England) ; ascends to 3,300 ft. in 

 the Highlands ; Ireland ; fl. June-July. Stems wiry, tortuous, branched 

 and naked below ; branches 6-18 in., trailing or ascending. Leaves ^-1 j in., 

 glossy green above (like box), bifauious, very coriaceous, margins thickened 

 entire or obtusely serrulate, pale beneath ; nerves not reticulate. Flowers 

 crowded ; pedicels 2-braeteolate. Calyx-tube hemispheric ; lobes 4, broadly 

 ovate, ciliolate. Corolla campanulate. Berry J in. diam.. globose, red, 

 acid. DiSTitiB. Europe (Arctic), N". Asia, N. America. 



** Corolla rotate. 



4. V. Oxycoccos, L. ; creeping, leaves evergreen ovate-oblong, base 

 cordate, margins strongly recurved. Oxycoccus palustris, Pers. Cranberry. 

 Peat bogs, usually amongst Sphagnum, from Somerset and Sussex to Shetland, 



local; ascends to 2,700 ft. in the Highlands; Ireland; fl. Jnne-Aug. 

 Stems puberulous. Leaves -J in., scattered, spreading, shortly petioled, 

 deep green above with a median channel, glaucous beneath with reticulate 

 nerves. Peduncles 1-3, 1 in., capillary, erect, puberulous. Flowers in. 

 diam., red. Calyx-limb minute. Corolla-lobes linear-oblong. Stamens 

 exserted, filaments pubescent purple; anthers yellow. Berry | in. diam., 

 globose, dark red. DISTRIB. Europe (Arctic) (excl. Turkey), N. Asia and 

 America. The berries are an excellent antiscorbutic. 



2. AR'BUTUS, L. 



Shrubs. Leaves alternate, evergreen. Flowers in terminal panicled 

 racemes, bracteate, white or pale red. Sefials 5. Corolla hypogynous, 

 globose or subcampanulate ; lobes 5, reflexed. Stamens 10, on the base of 

 the corolla, filaments short dilated below ; anthers deflexed, ovoid, open- 

 ing by 2 pores, awns 2 reflexed. Disk annular. Ovary 5-celled ; style 

 simple, stigma obtuse ; ovules many, placentas pendulous from the upper 

 angles of the cells. Berry globose, granulate ; cells 5, 4-5-seeded. Seeds 

 angled, testa coriaceous. DISTEIB. N. temp, regions; species about 10. 

 ETYM. The old Latin name. 



