36 



5 secunda L. 



6 uniflora L. Keene, N. Hampshire. 



317 Pyrus L. 



1 coronaria. Crab Apple. N. Haven, Eaton. 



Q. 



318 QuercUs L. 



1 alba W. White Oak. 



2 ambigua ? Mx. fil. 



3 Banisteri Mx. Shrub Oak. 



4 coccinea Wang. Scarlet Oak. 



5 montana W. Chesnut Oak. 



6 palustris W. Pin Oak. 



7 prinos-chinchapin Mx. Chinquapin, 2 to 4 feet high, on 

 sandy plains. 



8 prinos-discolor Mx. False Red Oak. 



9 rubra W. Red Oak. 



10 tinctoria Mx. Black Oak. 



319 Queria L. 



1 canadensis L. Fork Chickweed. Onychia dichotoma Mx. 



R. 



320 Ranunculus L. 



1 abortivus L. 



2 acris L. Butter Cup, Crowfoot. 



3 bulbosus L. 



4 cymbalaria Ph. Salt Marshes, Boston. 

 5- fascicularis Muhl. 



- 6 filiformis Mx. Whitmore's Ferry, Sunderland. 



7 flammula L. Spear Wort. Amherst, N. Parish. 



8 fluviatilis L. River Crowfoot. 



9 recurvatus L. 



10 repensL. 



11 sceleratus L. Celery Crowfoot. 



321 Raphanus L. 



§? 1 raphanistrum L. Cadlock. Charlock. 



322 Rhamnus L. 



1 alnifolius l'Herit. Dwarf Alder. Boggy Meadows, Deer. 



field. 

 § 2 catharticus L. Buckthorn. Hardwick. 



