46 ICOSANDRIA. DI-FENTAGYNIA. 



241. PRtwtrs. L. Cherry. Plum. 



1 Virgmiana. WilJd. (Choke-cherry.) 

 Cerasus Virginiana. Mx. 



In woods and hedges, h . May. white. 



2 serotina. Willd. (mid-cherry.) Woods and hederes. 



h. May — June, white. 



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



sey. \i. May. white. 



4 depress* Ph. {Sand cherries.) On the shove of Lone; 



Island ahout New-Utrecht. ^ . May. white. 



DI-PENTAGYNIA. 



242. Crataegus. L. Thorn 



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



\. May. white. J 



2 cordata. Ait. Willd. 

 populifolia. Walt. Ph. 

 Mespilus Phoenopyrum. L. 



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

 and N.Jersey, fc. June, white. 



3 pyrifolia. Ait. Willd. 

 cornifolia. Pers. 



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



4 crusgalli. Ait. Willd. 

 Mespilus lucida. Ehrh. 



In woods. New- York, k • May. white 



5 ^jiaym 4 ClBwttiirfi.) Hedges. Greenwich. 



243. Pyrus. L. j>ear 9 8rc. 



1 arbutifolia. Willd. (Choke berry.) 

 Mespilus arbutifolia. L. 

 Aronia pyrifolia. Pers. 

 Mespilus'arbutifolia. 



erythrocarpa. Mx. 

 Crataegus pyrifolia. Lmk. 

 In swamps. Sometimes on high bills, h . Mav— luiio 

 swamps. J UMJ,V * 



2 melanocarpa. Willd. 

 Aronia arbutifolia. Pers. 

 Crataegus arbutifolia. Lmk. 

 Mespilus arbutifolia. 



melanocarpa. Mx. 

 In a hog meadow near Greenwich. ^ . May. berries 

 black, white. 



3 Botryaphim. Willd. (June berries. Shad Jiower. Maubnsh) 

 Aronia Botryapium. Pers. 



Mespilus Canadensis. L. 

 In woods, k • May. white. 



