Flora of Vermont 191 



S. rostrata Richards. (S. Bebbiana Sargent). Beaked Willow. Bor- 

 ders of thickets; common. 



S. serioea Marsh. Silky Willow. In swamps and along streams; fre- 

 quent. 



S. UTa-nrsl Pursh. Summit of Mt. Mansfield, (Robbins). 



S. discolor x Iiiiiiiilis. Johnson, (Grout). 



S. frag'ilis* x alba, var. vitelliiia.* .Johnson. (Grout). 



S. lucida X sericea. Rutland, (Kirk). 



S. nigra x sericea. Rutland, (Kirk). 



S. sericea x cordata. Johnson, (Grout). 



MYRICACEAE. SWEET GALE FAMILY 



MYRICA 

 M. asplenifolia L. (Comptonia peregrina [L.] Coulter). Sweet Fern. 



Dry sterile soil of the lower altitudes; common. 

 M. Gale L. Sweet Gale. Swamps and borders of ponds; frequent. 



JUGLANDACEAE. WALNUT FAMILY 



CARYA. (HICORIA). Hickory 



C. alba (L.) K. Koch. Mocker Nut, White Heart Hickory. Rocky 

 pasture, Burlington, (Burns). 



C. cordiforinis (Wang.) K. Koch. (C. amara Nutt). Bitternut Hick- 

 ory. In moist soil; frequent in the lower altitudes of western 

 Vermont and known in Connecticut Valley as far north as Hart- 

 land. 



V. glabra (Mill.) Spach. (C. porcina Nutt.). Pignut. West Castle- 

 ton, Pownal, (Eggleston) ; Marsh Hill, Ferrisburg, (Brainerd). 



C. oyata (Mill.) K. Koch. (C. alba Nutt.). Shellbark Hickory. Rich 

 soil; frequent in the lower altitudes west of the Green Moun- 

 tains; known in the Connecticut Valley as far north as Bellows 

 Falls. Often cultivated; therefore native habitat is sometimes diffi- 

 cult to determine. 



JUGLANS. Walnut 

 J. cinerea L. Butternut. Rocky hillsides: fre(|uent. 



BETULACEAE. BIRCH FAMILY 



ALNUS. Alder 



A. crispa (Ait.) Pursh. (A. viridis, Gray's Manual, ed. 6, in part, not 

 DC; A. Alnobetula Am. auth. in part, not K. Koch). Green Alder. 

 Higher mountain tops; common. 



A. crispa (Ait.) Pursh, var. mollis Fernald. Rhod. I-j: 44. Downy 

 Green Alder. Rocky shores of Connecticut River; occasional. Bur- 

 lington Bay, (Mrs. N. F. Flynn) ; Jamaica, (Dobbin). 



A. iucana (L.) Moench. Speckled or Hoary Alder. Borders of 

 streams; common. ■ , 



