LACKAWANNA AND WYOMING FLORA. 39 



456. R. Rhodora, Don. (Rhodora canadensis, L.) RHODORA. 

 Abundant on the Pocono; near its southern limit. Prof. Porter. 

 Mountains N. E. of Dunmore ; Moosic L. ; Reservoir L. east of Glen 

 Summit, etc. Diidley. 



457. R. maximum, L. BIG LAUREL. Along all the streams descend- 

 ing from the mountains ; on the Lackawanna R.; in the evergreen for- 

 ests on the Pocono a splendid plant. 



[Menziesia globularis Salisb., a southern plant, is found sparingly in 

 N. E. Penn. according to Prof. Porter. Not seen within limits.] 



LEDUM, L. 



LABRADOR TEA. 



458. L. latifolium, Ait. Lehigh Pond Marsh, 1886; above Goulds- 

 boro near railroad, 1886. Dudley. On the Tunkhanna; at Naomi 

 Pines. Porter. Near its southern limit. The above stations the 

 only ones reported from Pennsylvania. Porter. 



CHIMAPHILA, PURSH. 

 PRINCE'S PINE. 



459. C. umbellata, Nutt. Not rare. 



460. C. maculata, Pursh. SPOTTED PRINCE'S PINE. Luzerne, etc., 

 not rare. Thurston. 



MONESES, SALISB. 



M. grandiflora, Salisb. (M. uniflora, Gray.) Collected in 

 Susquehanna Co. by the elder Canby, the specimen being in Prof. 

 Porter's herbarium. Not collected since. 



PYROLA, TOURN. 

 FALSE WINTERGREEN. 



461. P. secunda, L. Wilkes-Barre Mt., in herb. Thurston. 



462. P. elliptica, Nutt. SHIN-LEAF. Frequent. 



463. P. rotundifolia, L. Near Duryea; Campbell's Ledge woods; 

 Mountain Inn road, and elsewhere. Dudley. 



MONOTROPA, L. 



464. M. uniflora, L. INDIAN PIPE. Apparently widely distributed, 

 and rather common in both valleys. 



465. M. Hypopitys, L. PiNE-SAP. Kingston. Thurston. Near 

 Lynn, Susquehanna Co., apparently rare. Davis. 



