3g6 PHYSICAL GEOGRAPHY. 



Caulophyllum thalictroides. Cohosh. Capsella Biirsa-pastoris . Shepherd^s 



Purse. ....•• 

 Podophylhim peltatum. May-apple. 



Lepidiutn Virginicum. Wild Pepper- 



WATER-LILY FAMILY. gyaSS *A 



Brasenia peltata. Water-shield. (Introduced from southern U. S.) 



Nymphsea odorata. Whitewater-lily. * Cakile Americana. Sea-rocket. . . 5- 



Nuphar advena. Yellow water-lily.* ; \yi. Raphanus Raphanistrum.\ ^^ , '* 



*N. Kalmiana. ^^^^^ family. 



PITCHER-PLANT FAMILY. yiola rotundifolia C 



Sarracenia purpurea. y. lanceolata. 

 5 Side-saddle flower. * « 



\ Pitcher-plant. V. blanda. White violet. ... * 



POPPY FAMILY. ^' palustris M 



Papaver somniferum. Poppy. • • Selkirku. 



V. cucullata. Common blue violet. . * 

 Chelidonium mams. Celandine. 



V. sagittata. 



Sanguinaria Canadensis. Blood-root. A y. canina ; var. sylvestris. . * ; fM 



FUMITORY FAMILY. V. Canadensis C 



Dicentra CucuUaria. V. pubescens. Yellow violet. . . * 



D. Canadensis. V. tricolor. Pansy. 



Corydalis glauca A V. renifolia, Gray. 



•' => Hanover; a new species. 



Fumaria officinalis. Fumitory. rock-rose family. 



MUSTARD FAMILY. Helianthemum Canadense. . . A 



Nasturtium palustre. Marsh Cress. . * Hudsonia ericoides S 



N. sylvestre. Conway, Concord. 



JSr. Armoracia. Horse-radish. H. tomentosa 5 



Dentaria diphylla. Pepper-root. Lechea major A 



D. laciniata. L. thymifolia S 



„ , ,. ,, L. minor. Pinweed *A 



Cardamme bellidifolia. . . . M 



„ , . . ^ » SUNDEW FAMILY. 



C. hirsuta. Bitter Cress. . . . * 



Drosera rotundifolia. 



Arabis laevigata. Rock Cress. -q longifolia. Sundew. 



Barbarea vulgaris. Yellow Rocket. ST. john's-wort family. 



(Native in north-western U. S.) Hypericum pyramidatum. 



Sisymbriujn officinale. Hedge Mustard. * 



H. ellipticum. 



Brassica nigra. Black Mustard. H perforatum. Common St. John^s- 



B. campestris. Cale. . . . * wort. ......* 



Subularia aquatica. H. coryrabosum * 



Echo lake, Franconia ; Gilmanton. H. mutilum * 



* On Tuckerman's authority. 



