84 FLORA OF THE UPPER SUSQUEHANNA. 



BIQNONIACE/C. 



CATALPA Scop. 



C. Catalpa (L.) Karst Catalpa. Indian Bean. Not uncom- 

 mon in cultivation and occasionally found as an escape. It is 

 not quite hardy and many of the smaller branches are annually 

 killed by the cold. Leaves cordate; flowers large, bell-shaped, 

 white spotted with yellow and violet; pods often a foot long. 

 ( C. Bigftom'oides Walt.) 



ACANTHACE^. 



DIANTHERA L. 



D. Americana L. Water Willow. Found only in the Susque- 

 hanna river from the town of Tioga to our southern limits, Fen- 

 no; Clute, Occasionally grows on the river banks, but usually 

 found in shallow water where it grows luxuriantly. July. Aug. 



VERBENACE/E. 



VERBENA L. 



V. urticaefolia L. White Vervain. A common weed along 

 roadsides and in waste places. 



V. hastata L. Blue Vervain, Common on the borders of 

 swamps, in meadows and along roadsides. Usually in some- 

 what moist soil. Well known. 



PHRYMA L. 



P. Leptostachya L. Lop-seed. Frequent throughout in woods 

 and thickets. Flowers small, in a long terminal spike; fruit re- 

 flexed. 



LABIAT/E. 



TRICHOSTEMA L. 



T. dichotomum L. Bastard Pennyroyal. * Plentiful on the 

 river flats opposite Apalachin, Feftno. Elsewhere not reported. 



