236 PYROLACBAE 



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



2. P. chlorantha. 

 Ijeaf-blades oval, membranous, mostly longer than the petioles. 



3. P. ellipHca. 

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



1. Pyrola rotundifolia L. Round-i<baved WnsTTERGREEN. (Man. 

 p. 693 ; I. F. y. 2y26.') In dry woods, N. S. to S. Dak., Ga. and Ohio. 

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

 Northampton ; Bucks ;■ Montgomery ; Delaware ; Chester ; L,an- 

 CASTER ; Franklin ; Huntingdon ; Blair ; Somerset ; Allegheny. 



2. Pyrola chlorantha Sw. GrEEnish-Flowerbd Wintergreen. 

 (Man. p. 693 ; I. F. /. 272/.) 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. /. 2728.) 

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

 Rocky Mts. to N. Me^.^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. P. f. 2733.) 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 tlj^ 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. maculata. 



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

 dle, i. C. umbellata. 



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

 (Man. p. 695 ; I. F. / 273s.) In dry woods. Me. and Ont. to Minn., 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 ; 1. F. /. 2736. ) In dry woods, N. S. to B. C, Ga., Mex. 

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



