CXXX. PYEOLACE^. 



619 



verse slits, their niany-celled and -ovuled ovary and loculicidal capsule. The diagnosis rests solely upon 

 their parasitism and fleshy stem, provided -with scales replacing the leaves. 



Monotropece are European [Asiatic] and American parasites on the roots of trees, principally pines 

 and beeches. Many species have the acent of violets or pinlcs. In some parts of Europe the .shepherds 

 give their sheep powdered Hypopitys to quiet their cough. The Canadian Pterospora Andromedea is 

 employed by the Indians as a vermifuge and diaphoretic. 



CXXX. PYROLACEJS. 



(Ericarum genera^ Jussien., — Ptrolaoe^, Lindl.) 



Pyrola minor. 



Pyrola. Diagram. 



