236 PYROLACEAE 



Leaf-blades orbicular, leathery, mostly shorter than the petioles. 



2. P. chlorantha. 

 I,eaf-blades oval, membranous, mostly longer than the petioles. 



3. P. ellipiica. 

 Style straight : stamens converging. 4. P. secunda. 



1. Pyrola rotundlfolia L. Round-leaved Wintergreen. (Man. 

 p. 693 ; I. F. y. 2J26.) In dry woods, N. S. to S. Dak., Ga. and Ohio. 

 Also in Eu. — Peniisylvania : Pike ; Monroe ; Carbon ; Columbia ; 

 Northampton ; Bucks ; Montgomery ; Delaware ; Chester ; Lan- 

 caster ; Franklin ; Huntingdon ; Blair ; Somerset ; Allegheny. 



2. Pyrola chlorantha Sw. GrEEnish-elowered Wintergreen. 

 (Man. p. 693 ; I. F. /. 2727.) In dry woods, Lab. to B. C, D. C, 111., 

 Neb. and Colo. Also in Eu. — Pennsylvania : Monroe ; Bucks ; Pike ; 

 Delaware ; Berks ; Lancaster ; Franklin ; Luzerne ; Tioga ; 

 Blair ; Huntingdon. 



3. Pyrola elliptica Nutt. Shin-lEaf. (Man. p. 693 ; I. F. /. 272S.) 

 In rich, mostly dry woods, N. S. to B. C, D. C, 111., Mich, and in the 

 Rocky Mts. to N. Mex. — Pennsylvania : Pike ; Monroe ; Northamp- 

 ton ; Bucks ; Montgomery ; Berks ; Delaware ; Chester ; Lan- 

 caster ; Luzerne ; Franklin ; Huntingdon ; Somerset ; Alle- 

 gheny ; Erie. 



4. Pyrola secunda L. One-sided Wintergreen. ( Man. p. 694 ; 

 I. F. f. 27 J J.) In woods and thickets. Lab. to Alaska, D. C, Neb., along 

 the Rocky Mts. to Mex. and to Calif. — Pennsylvania : Pike ; Delaware ; 

 Chester ; Lancaster ; Columbia ; Tioga ; Sullivan ; Huntingdon ; 

 Blair ; Cambria ; Susquehanna. 



4a. P. secunda pumila Paine. (Man. p. 694.) A low northern form. 

 — Monroe ; Wayne ; Schuylkill. 



2. MONESES Salisb. 



1. Moneses uniflora (L. ) A. Gray. One-flowered WinTERGREEN. 

 (Man. p. 694; I. F. /. 2734.) In woods, Lab. to Alaska, Conn., Pa., 

 Mich., in the Rocky Mts. to Col. and to Ore. Also in Eu. and Asia. N. 

 Pa., deep woods. — Pennsylvania : northern tier of counties. 



3. CHIMAPHILA Pursh. 



Sepals longer than broad : leaves variegeted : blades broadest below the mid- 

 dle. I. C. niaculata. 



Sepals as broad as long : leaves not variegated ; blades broadest above the mid- 

 dle. 2. C. umbellata. 



1. Chimaphila maculata (L. ) Pursh. Spotted Wintergreen. 

 (Man. p. 695 ; I. F. /. 2733.) In dry woods, Me. and Out. to Miun., Ga. 

 and Miss. — Pennsylvania : Northampton ; Bucks ; Montgomery ; 

 Delaware ; Chester ; Lancaster ; Franklin ; Huntingdon ; 

 Erie ; Allegheny. 



2. Chimaphila umbellata (L.) Nutt. Pipsissewa. Prince's PiNE. 

 (Man. p. 695 ; I. F. /. 2736.) In dry woods, N. S. to B. C, Ga., Mex. 

 and Calif. Also in Eu. and Asia. — Pennsylvania: Northampton; Bucks; 



