550 



INDEX. 



Plantago 



lanceolata, ii. 310 ; iii. 495. 

 major, ii. 309. 

 inarilima, ii. 31 1 ; iii. 495. 

 media, ii. 309 ; iii. 495. 

 Psyllium, ii. 312 ; iii. 495. 



POA 



alpina, iii. 203. 

 angustifolia, iii. 203. 

 annua, iii. 201. 

 Balfourii, iii. 207. 

 bulbosa, iii. 202. 

 caesia, iii. 208. 

 compressa, iii. 205. 

 flexuosa, iii. 208. 

 glauca, iii. 208. 

 laxa, iii. 209. 

 minor, iii. 208. 

 moutana, iii. 206. 

 nemoralis, iii. 206. 

 Parnellii, iii. 206. 

 pratensis, iii. 203. 

 polynoda, iii. 205, 519. 

 subcaerulea, iii. 203. 

 Irivialis, iii. 204. 



POLEMONIUM 



caeruleum, ii. 179; iii. 469. 



POLYCAEPON 



tetraphyllum, i. 389 ; iii. 431. 



POLYGALA 



amara, i. 186 ; iii. 324. 

 depressa, iii. 390. 

 oxyptera, i. 186. 

 vulgaris, i. 186 ; iii. 390. 

 Polygon DM 



amphibium, ii. 333. 

 aviculare, ii. 337. 

 Bistorta, ii. 332. 

 Convolvulus, ii. 340. 

 dumetorum, ii. 340 ; iii. 501. 

 Fagopyrum, ii. 341. 

 Hydropiper, ii. 336. 

 lapalhifolium, ii. 335. 



Polygonum 



laxum, ii. 335. 

 maritimum, ii. 339 ; iii. 501. 

 minus, iL 337 ; iii. 501. 

 mile, ii. 335 ; iii. 500. 

 nodosum, ii. 335. 

 Persicaria, ii. 334. 

 Kaii, ii. 338: iii. 501. 

 viviparum, ii. 333 ; iii. 500. 



POLYPODIUM 



alpestre, iii. 253. 

 calcareum, iii. 256. 

 Dryopteris, iii. 255. 

 Phegopteris, iii. 254. 

 vulgare, iii. 252. 



POLYPOGON 



liltoralis, iii. 165. 

 monspeliensis, iii. 166. 



POPULUS 



alba, ii. 382 ; iii. 507. 

 canescens, ii. 383 ; iii. 508. 

 nigra, ii. 384. 

 tremula, ii. 384. 



POLYCAHPON 



tetraphyllum, i. 389; iii. 431. 



Pot AMOG ETON 



acutil'olius, iii. 13. 

 compressus, iii. 12. 

 crispus, iii. 15. 

 densus, iii. 9. 

 filiformis, iii. 10. 

 flabellatus, iii. 10. 

 gramineus, iii. 12. 

 Leterophyllus, iii. 18. 

 lanceolatus, iii. 19. 

 longifolius, iii 17. 

 lucens, iii. 16. 

 marinus, iii. 10. 

 natans, iii. 20. 

 oblongus, iii. 21. 

 pectiuatus, iii. 10. 

 perfoliatus, iii. 15. 

 plantagiiieus, iii. 22. 



