58 



INDEX OF BRITISH PLANTS. 



Polypod'ium, L. continued. 



flex'ile, Moore = Athyr'ium flex'ile, Syme. 

 hyp'erbor'eum, Sw. = Woods'ia hyp'erbor'ca, R.Br. 

 Lonchi'tis, L. = Polystich'um^ Lonchi'tis, Roth. 

 Oreopt'eris, Ehr. =Lastrse'a Oreopt'eris, Presl. 

 Phegopt'eris, L. = Phegopt'eris polypod'ioi'des, Fee. 

 Robert'ia'num, Hoffm. = Phegopt'eris Robert'ia'na, R.Br. 

 Thelypt'eris, L. = Lastrse'a Thelypt'eris, Presl. 

 vulga're, L. 112. p. 6-9. Common Polypody. 



v. serra'tum, Willd. 



T. camb'ricum, Willd. 



Polypo'gon, Desf. GRAMIN'E^:, Grasses. Tri. Dig. 

 littora'lis, 1 Sm. 6. a. 7. Perennial Beard-grass. 

 mons'peliens'is, 2 Desf. 6. a. 6, 7. Annual Beard-grass. 

 Polystich'um, Roth. FIL'ICES, Ferns. Crypt. Fil. 

 acu'Iea'tum, Roth := P. loba'tum, Presl. 

 angula're, 3 Presl. 63. P- 7, 8. Angular-leaved, Shield-fern. 



v. hastula'tum, Kunze. 



v. ala'tum, Moore. 



T. grac'ile, Wollaston. 

 loba'tum, 4 Presl. 100. p. 7, 8. Hard Holly Fern. 



v. genui'num, 5 Syme. Close-leaved prickly Shield-fern. 



v. acu'Iea'tum, Syme. 



Lonchi'tis, 8 Roth. 22. p. 7. Alpine Holly Fern. Bough Alpine S. 

 Po'pulus, Tourn. SAL'ICIN'B.E, Willowworts. Dicec. Oct. 

 alb'a, L. 60. t. 3, 4. White Poplar. Abele Tree. 

 canesc'ens, Sm. 43. t. 3, 4. Grey or Hoary Poplar, 

 ni'gra, L. t. 3. Black Poplar. 

 trem'ula, L. 100. t. 4. Aspen. Trembling Poplar. 



v. villo'sa (Lange) 



v. gla'bra, Syme. 

 PORTCLA'CE^E, Juss. Purslanes. 



Pot' amoge'ton, L. NA'IADA'CE^E, Naiads. Tetran. Tetrag. 

 acu'tifol'ius, Link. 12. p. 6-8. Sharp-leaved Pondweed. 



v. ma'jor, Fieber. 



compress'us, Sm. = P. Fries'ii, Rupr. 

 cor'ia'ceus, Nolle. 

 crisp'us, L. 92. p. 7, 8. Curled Pondweed. 



v. serra'tus (Huds.) 

 decip'iens, 7 Nolte. 12. p. 7. 



dens'us, L. 57. p. 7-9. Opposite-, or Close-leaved Pondweed. 

 fi'liform'is, Nolle. 12. p. 7-9. Slender-leaved Pondweed. 

 fla'bella'tus, Bab. 37. b. 6, 7. Fan-like Pondweed. 

 Hu'itans, Roth. 1. 

 flu'itans, Sm. = P. rufesc'ens, Schrad. 

 Fries'ii, 8 Rupr. 34. p. 6, 7. Flat-stemmed Pondweed. 

 gramin'eus, Sm. = P. obtu'sifol'ius, Mert. & Koch. 

 Griffith'ii, Ar. Benn. 1. p. 7. 

 het'erophyll'us, Schreb. 66. p. 6-9. Various-leaved Pondweed. 



v. max'imus, Ar. Benn. 

 Kirk'ii, Syme = P. sparg'anifol'ius, Lsestad. 

 lanceola'tus, Sm. 2- p- 7-9. Lanceolate Pondweed. 

 Lonchi'tes, Tuck. I. p. 6-9. Willow-leaved Pondweed. 

 longifol'ius, Bab. = P. lu'cens, v. longifol'ius. 

 lu'cens, 9 L. 73. p. 6-9. Great Pondweed. 



v. acu'mina'tus (Schum.) 



v. longifol'ius, 10 Bab. (non Gay) I. 



v. decip'iens = P. decip'iens, Nolle. 



1 Agrostis littoralis. - A. panicea. 3 Aspidium angulare. * A. acnleatnni. Polystichum arnleatum. 

 5 Aspidium lobatum. 6 A. Lonchitis. Polypodium Lonchitis. ^ Potamogeton Inceus, v. decipiens. 



8 P. compressns. P. mneronatns. 9 P. Proteus. 1 P. longifolius. 



