46 ICOSANDRIA. DI-PENTAGYNIA. 



241. Prtnus. L. Cherry. Plum- 



1 Virginiana. Willd. (Clioke-chcrry.) 

 Cerasus Virginiana. Mx. 



In woods and hedges, k . May. white. 



2 serotina. Willd. (Wild-cherry.) Woods and hedges. 



h • May — June, white. 



3 Pennsylvania. Ait On hills and in woods. New-Jcr. 



sey. b. May. white. 



4 depressa. Ph. (Sand cherries.) On the shore of Lone 



Island about New-Utrecht. \ . May. white. 



DI-PENTAGYNIA. 



242. Crataegus. L. Thorn. 



1 coccinea. Ait. In woods. New-York and New-Jersev 



h . May. white. 



2 cordata. Ait. Willd. 

 nopulifolia. Walt. Ph. 

 Mcspilus Phoenopyrum. L. 



In woods and on the banks of rivulets among rocks. N. York 

 and N. Jersey. Jj . June, white. 



3 pyrifolia. Ait. Willd. 

 cornii'olia. Pers. 



On rocks in woods. 1? . June, white. 



4 crus galli. Ait. Willd. 

 Mespilus lucida. Ehrh. 



In woods. New- York, k • May. white. 



5 oxveantha. L. (Hawthorn.) Hedges. Greenwich. 



?43. Pyrus. L. Pear, Src. 



1 arbutifolia. Willd. (Choke berry.) 

 Mespilus arbutifolia. L. 

 Ai'onia pyrifolia. Pers. 

 Mespilus arbutifolia. 



erythrocarpa. Mx. 

 Crataegus pyrifolia. Lmk. 

 In swamps. Sometimes on high hills, h . Mav— June 

 swamps. J 



2 melanocarpa. Willd. 

 Aronia arbutifolia, Pers. 

 Crataegus arbutifolia. Link. 

 Mespilus arbutifolia. 



melanocarpa. Mx. 

 In a bog meadow near Greenwich. \ . May. berries 



black, white. 

 S Botryaphim. Willd. (June berries. Shad Jlower. MaybusJ,.) 

 Aronia Botryapium. Pers. 

 Mcspilus Canadensis. L. 

 In woods, h. May. white. 



