PLATE XXVIII. ; 
) Figs. 1,2. Sassafras hastatum Newb. TRED. Se ee eS: Leica SEER ee A 
Sp AAGINEN penn SWE NGI th oS ec so: oe Aamo ke eomssoueesbeedc see cece cose 
4. Avalia grénlandica Heer...-...-.... 00-2 --00eeeee see 
: Dearaliarosundlloba New Danes pees ere teapot nee eee 
196 
* = 
