284 



Ericaceae. 



Andromeda. Bog Rosemary. 

 (Family Ericaceae). 



Bog shrubs: evergreen. Twigs 

 slender, at first 3-sided: pith small, 

 3-sided, continuous. Buds soli- 

 tary, sessile, compressed, small, 

 ovoid, with 2 exposed scales. Leaf- 

 scars alternate, more or less ele- 

 vated, half-round, or crescent- 

 shaped, minute: bundle-trace 1: 

 stipule-scars lacking. Leaves sim- 

 ple, entire, elliptical to narrowly 

 oblong, revolute, whitened be- 

 neath. The small short-ovoid 5- 

 celled capsules are present in 

 winter. 



Winter-character references: 

 Andromeda cernua. Shirasawa, 

 284, pi. 13. A. ovalifolia. Shira- 

 sawa, 242, pi. 3. A. polifolia. Bose- 

 mann, 35; Fant, 50. 



Like Kalmia, Pieris, Leucothoe, 

 Chamaedaphne and Rhododendron, 

 this genus is reputed to be poisonous. 



Leaves glabrous: capsules brown. A. polifolia. 



Leaves tomentulose beneath: capsules glaucous. 



A. glaucophylla. 



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