VACCINIACEAE • ERICACEAE 235 



YACCINIVM— continued 



(b) Evergreen 



* V. glauco-albiim. 4. July. Stems hairless. Ls. ov., 2, stiff and hard, pointed, 

 toothed, green above, blue-white below. Berry ^, black with blue bloom. 

 Himalaya. (Fig. loi d.) 



V. Mortinia. Mortina. 4. May. Branchlets dark, downy. Ls. ov., \, minutely 

 toothed, crowded, pitted below. Fls, pink. Berry red. South America. 

 (Fig. loi c.) 



V. ovatum. 12. September. Branchlets purple, downy. Ls. ov., i, leathery, 

 finely toothed. Fls. white, in short nodding axillary racemes. Berry \, 

 black. West North America. (Fig. loi b.) 



V. Vitis-Idaea. Cowberry. |. May-June. Low-creeping shrub. Branchlets 

 yellowish green, warted, hairless. Ls. ov., 2, minutely toothed in outer 

 half or entire, firm, hairless. Fls. pink. Berry |, red. Northern Hemi- 

 sphere (including Britain). (Fig. loi f.) 



Family 58. ERICACEAE. K4-5, C (4-5) or 4-5, A8-10, G (4-5) 

 Anthers 2-celled, opening by apical pores. 



Andromeda polifolia. Bog Rosemary, i^. April. E. Stems thin, wiry, 

 hairless. Ls. alternate, linear, |, dark green above, felted or glaucous below, 

 margins recurved. Fls. \, pink, egg-shaped, in terminal clusters. Fruit an egg- 

 shaped capsule. Northern and Arctic regions. (Fig. 51 b.) 



ARBUTUS. Ls, alternate, leathery, toothed, hairless, crowded towards end of 

 branch. Fls. I, white or pinkish, pitcher-shaped, in terminal panicles. Fruit a 

 berry. 



A. andrachnoides. 30. November-January. E. Ls. ov., 4, dark green above, 



glossy below, stalk short and hairy. Berry i, red. Hybrid. 

 A. Menziesii. Madrona. 100. May. E. Bark smooth, peehng, reddish brown. 

 Ls. ov., oblong, 6, finely toothed or entire, dark green above, grey or 

 white below, stalk short. Fl.-panicles erect. Berry |, orange-coloured. 

 California. (Fig. loi H.) 

 A. Unedo. Strawberry Tree. 30. October-November. E. Ls. ov., 4, tapering 

 to both ends, sharply toothed, stalk hairy. Fl.-panicles drooping. 

 Berry |, orange-red, rough. South Europe and Ireland. (Fig. loi j.) 

 Arcterica nana (Pieris nana). Prostrate. April. E. Branchlets downy. Ls. 

 in whorls of three, ov., -|-, entire, leathery. Fls. |, white, in small terminal clusters. 

 Fruit a dry capsule. Japan. (Fig. 72 L.) 



ARCTOSTAPHYLOS. Ls. alternate, leathery, entire. Fls. pink, egg-shaped, 

 nodding in terminal clusters. Fruit a red berry. 



A. Manzanita. Manzanita. 25. March-April. E. Branchlets downy. Ls. 

 ov., 2, unequal-sided, hard and stiff, greyish green, pitted. Fls. \. 

 Berry -|. California. (Fig. 122 B.) 

 A. Uva-ursi. Red Bearberry. Prostrate. April-June. E. Ls. obov., i, rounded 

 at end, crowded, often in rosette-like tufts. Fls. very small, white or 

 pinkish, in terminal clusters. Berry J, black. Northern Hemisphere 

 (including Britain). (Fig. 122 A.) 



