78 CATALOGUE OF 



OsMUNDA cinnamomea, Linn. J. ^ 2 — 5 ft. Fern. Wet swamps. 



O. interrupta, Mx. J. ^ 1 — 2 ft. Fern. Bog meadows. 



O. regales, Linn. J. 21 3 — 4 ft. Fern. ° Boggy meadows. 



OsTRYA vlrginica, Willd. Iron-wood. M. Ij 20 — 40 ft. Woods. 



OxALis violacea, Linn. p. J. 2/ 4 — 6 i. Rich shady woods. 



O. stricta, Linn. Wood-sorrel, y. J. 6 — 12 i. Fields. 



O. aceiosella, Linn. Wood-sorrel, iv. r. J. 2/ 3 — 4 i. Woods. 



The Irish Shamrock, according to Dr. L. C. Beck. 

 OxYcoccus 7nacrocarpus, P. Cranberry, r. J. J2 Creeping. 



Sphagnoiis swamps. 

 O. vulgaris, Ph. r. J. l2 Creeping. Sphagnous swamps. 

 Panax trifolia, Linn. lo. M. ^ 6 — 8 i. Shady woods. 

 P. qumqupfolia, Linn. Ginseng, ic. M. ^ 1 — 2 ft. Shady woods. 

 Panic UM crMS-o-aZZi,. Linn. Barn-grass. Au. 2 — 4 ft. Cultivated 



fields. 

 P. hispidum, Muhl. Au. (v) 3 — 4 ft. Fields. 

 P. clandeslinum, Linn. Ju. J/. 2 ft. Dry sandy fields. 

 P. latifollwn, Linn. Ju. IJ. 1 ft. Woods. 

 P. pz&escews, Lk. Ju. 2/ 12 — 18 i. Sandy fields. 

 P. dichotomum, Linn. Au. 21 6 — IS i. Open dry woods. 

 V . nitidum, Lk. Ju. ^ 6 — 18i. Dry fields. 

 P. agrostoides, Rluhl, Au. ^ 2 — 3 ft. Sandy meadows. 

 P. virgatum, Linn. Au. 2/ 3 — 4 ft. Dry woods. 

 P. capillare, Linn. Au. <v) 1 — 2 ft. Dry woods. 

 Papaver r/ieas, Linn. Wild Poppy, r. J. (v) 12 — 18 i. Cultivated 

 fields. 



Parietaria penns?/?yanica, Muhl. g. J. 6 — 15 i. Damp woods. 



Farthenivm integrifoUum, Linn. zo. Ju. ^ 2 — 3 ft. Rocky banks 



. of Potomac. 



F ASF ALVM ciUatifolium,Mx. Au. ^ 12 — 18 i. Dry meadows. 



Pastinaca saiiva, Linn. Parsnip, y. Au. S 2 — 4 ft. Naturalized. 



Pedicularis canade7isis, hum. y. p. M. ^ 6 — 12 i. Woods. 



Penthorum sedoides, Linn. g-y. Ju. 2/ 12 — 18 i. Damp places, 

 ditches, &c. 



Yentstemos puiescens, Ait. w-p. J. 21 1 — 2 ft. Dry hill sides. 



P. levigata, Ait. w-p. Ju. 21 2 — 3 ft. Meadows. 



Phacelia parui/Zom, Ph. i. M. 6— 10 i. Sandy shores. 



Phalaris americana, Ell. Ribbon-grass. Ju. 2/ 2 — 3 ft. Cultivated 

 fields. 



Phaseolus perennis, Wr. r-p. Ju. ^ Twining. Naturalized. 



P. dlversifolius, P. p. Ju. ^ Twining. Sandy fields. STRorno- 



STYLES. 



