446 



THE [UhRK IV \ \HR\LLSI [\ o\ \Ll 



inconspicuous, or prominent and extending 

 enclose tlie petiole as in Acer saccharinuni 

 l)r„ad and shallow; the terminal lobe with 

 'th; the lateral lobes with one or two large 

 de; the teeth acute, rarely somewhat acumi- 



rved the occurrence of maple 

 1. but it is at present impos- 

 ot the recognized leaves 



Carya alba \utl-— Although uevvr abundant, the leaves oi the 

 hickory have been noted in three former collections from the Don. 

 Their form and \enation are so characteristic as to leave little 

 room for doubt as to their true character. 



Rollick ('00, 221, 222) now records the occurrence of three 



■ from the Talbot and two from the Sunderland For- 



of Marvland. Only one of these is specifically recogniz- 

 able, and to this the name Hicona pseudo-glabra, Ilolhck, is 



Cercis canadensis I..— The red-bud, an altogether new constitu- 

 ent of the Don flora, is represented in the present collection l)y a 



Madura aurantiaca 



