53 



alternate -leaved forms have been fotind, especially at 

 3?aughannock (see D. 39 and 42). 



For other variations, a series from Beechwoods (D* 

 15 - 36, except 16> will be described, and notei added 

 for some of the rest of the numerous specimens. 



D. 30, 31, 36s Large, leaflets rather broad; 30 

 & 31 specially closely serrate. Petioles long ( 4 l/2 - 

 6 1/2 cm.) with D. 30, medium or longer ( 2 I/2 - 3 I/2 

 cm.) vith the others. 



D. 26, 34: Similar, except that serrations and 

 incisions are few. Petioles medium (ab. 2 I/2 cm.) with 

 D. 25, long (ab. 4 cm.) with. other- 



D. 22, 27, 32: Rather smaller, leaflets much in- 

 cised, petioles all short (ab. 1-1 1/2 cm.) 



D. 16, 33, 35: Size medium; leaflets of medium 

 width or above; petioles medium (ab. 1 3/4 & 2 - 2 3/46m. ). 



D. 18, 21, 23, 28: Ifostly smaller; leaflets narrow 

 with D. 21, all 3 deeply cleft and segments very narrow 

 with the rest. Petioles short (D. 18 & 21) or medium 

 (D. 23 & 28). 



D. 17, 20, 24, 26: Size medium to small; D. 24 

 & 26 closely incised, D. 17 with rather narrow leaflets, 

 distantly incised; petioles about medium (1 1/2 + to 3 cm.). 



D. 13 (Beechwoods): leaflets deeply cleft and in- 



