LACKAWANNA AND WYOMING FLORA. 53 



603. P. cilinode, MICHX. Near Dunnings, and near Tobyhanna, on 

 D., L. & W. R. R.; toward Lehigh P. Dudley. About Kingston. 

 Thurston. 



604. P. dumetorum, L. Var. scandens, GRAY. CLIMBING BUCK- 

 WHEAT. Apparently common in low grounds. 



FAGOPYRUM, TOURN. 



605. F. ESCULENTUM, MOENCH. BUCKWHEAT. Cultivated from Eu- 

 rope ; sometimes escaped ; in herb. Davis. 



73. ARISTOLOCHIACE^E. 



ASARUM, TOURN. 

 WILD GINGER. 



606. A. Canadense, L. Occasional in rich woods. Gorge above 

 Falling Spring. Miss Carlson. Near Ashley Planes ; below Wood- 

 ward Breaker, near Kingston. Thurston. In herb.; probably from 

 within limits. Davis. 



74. LAURACE^:. 



SASSAFRAS, NEES. 



607. S. officinale, NEES. Frequent. 



LINDERA, THUNB. 



608. L. Benzoin, BLUME. SPICE-BUSH. Frequent, at least in lower 

 part of our territory. 



75. THYMEL^EACE^E. 



DIRCA, L. 



LEATHER WOOD. MOOSE WOOD. 



609. D. palustris, L. Elk Mountain. Dudley. 



76. LORANTHACE^. 



ARCEUTHOBIUM, BIEB. 



610. A. pusillum, PECK. DWARF MISTLETOE. A parasite on the 

 black spruce. First found in Pennsylvania, by Prof. Dudley, in 

 swamp at the head of Little Roaring Brook, June 3Oth, 1886; also 

 found on the dwarf spruces about Lehigh Pond, July 6th, 1886; no- 

 ticed at the latter station on a second visit in 1889. 



In Prof. Dudley's herb., also in herb, of Lack. Inst. 



