LACKAWANNA AND WYOMING FLORA. 47 



63. LENTIBULARIACE^E. 



UTRICULARIA, L. 



BLADDERWORT. 



[35. U. vulgaris, L. COMMON B. Pond in lower Lackawanna Val- 

 ley. Dudley. Wyoming Swamp, abundant. Thurston. 



536. U. minor, L. L. Henry. Dudley. 



37. U. intermedia, Hayne. L. Henry, on floating islands. Dudley. 



38. U. cornuta, Michx. Marsh about Lehigh Pond. Dttdley. 



64. ACANTHACE^E. 



DIANTHERA. GRONOV. 



539. D. Americana, L. WATER-WILLOW. Shores of the Susque- 

 hanna near Mocanaqua; Pond opp. Duryea. Dudley. Kingston 

 "Pond Holes" and along the river, abundant. Thurston. Before it 

 was found on the upper Susq. R., in '86, Prof. Porter quoted it only 

 from the lower Susquehanna and the Juniata. 



65. VERBENACE^:. 



VERBENA, TOURN. 



540. V. urticaefolia, L. WHITE VERVAIN. Frequent 



541. V. hastata, L. BLUE VERVAIN. Common. An apparent hy- 

 brid between the two is found near Kingston. Thurston. 



PHRYMA, L. 



LOPSEED. 



* 



542. P. Leptostachya, L. Between Glenburn and Clark's Summit, 

 in woods near turnpike. Davis. 



66. LABIATE. 



TRICHOSTEMA, L. 

 BLUE CURLS. 



543. T. dichotomum, L. Campbell's Ledge ; Duryea. Dudley. Not 

 uncommon. 



