KUNGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 55. N:0 5. 



269 



fhivialis Flsch., Bayer. Pot. 1907, 37: natans L., f. 



jluvialis Fk. Nov. fl. Suec. 1828, 36: gramin. L. f. — 

 11, 205, 206. 



jluvialis Langb & Mort. — 97. 



fhivialis Tis. in Collinder, Medelpads Fl. 1909, 179: 

 alpin. Bale., f. (nomen solum; to judge from herbal 

 materials it seems to be identic with P. alp. i. pa- 

 lustris {minor) Ti.s., Pot. suec. exs. 1, 1894 n. 13: folia 

 submersa 100—120 X 10—12 mm). 



jluviaUlis Fiscii., I. c., 132: juncifolius Kern., v. 



Ihtviatilis Fiscii. in Baumann, Veg. Untersees 1911, 92: 

 coloraius Vaiil., f. 



jhiviatilis Fr., 1. c, 28: nutans L., v. — 192. 



jluviaUlis Fr., 1. c., 37: graminews L., f. — 206. 



jluviaUlis Schl., Fl. berol. I, 1823, 115: natans L., v. 



— 192. 



jluviatilis SciiL., 1. c, 116: keterophyllus SciiK., v. — 210. 



jluviaUlis SciitiBLER u. von Makt., Fl. Wiirt., 1834, 

 111: pectiiiat. L., v. — 51. 



jluviatilis TnoKE, Essai etc. 1803, 46: lucens L., v. — 235. 



joliosus FiEB., Pot. Bohm. 1838, 43: pectinatus L., var. 

 (signed: joliosus M. & K.). 



joliosus M. K., ap. EoHl,., Deutschl. Fl. 1, 1823, 844: 

 heteroph. ScHR., v. 



foliosiis Eaf. — 7, 9, 89—93, 95, 120, 127. 



jol. X diversijolius ?{P. lateralis MoR.) ex Ar. Benn. 

 Notes etc. in Journ. of Bot. 1900, 128 (without vin- 

 dication). 



jol. X pusillus (P. turionijer Hacstk.). — 91. 



jol. X rutilis ex Hagstr. (P. strictijolius Ar. Benn.). 



— 92. 



joliosus Tis. Pot. Suec. exs. 11, 1895, n. 03. — 213- 215. 



fragilliinns IIag.str. — 198, 202. 



Franchetli Ak. Benn. & Bge. — 156. 



jrunconictis Fiscii. {pusillus X trivhoides). — 126. 



Friesii Rupr. — 94, 149. 



Vriesii X acutijolius f ex Ar. Benn., 1. c. 1907, 175. 



jrondosus Hag.str. — 174 — 176. 



Fryeri Ar. Benn. — 151, 158. 



furcatns Hagstr. — 79, 80. 



jijrisensis Tis. — 227 — 230. 



gallicus Hag.str. (obtusij. X trich.). — 118. 



Gaiidichandii Ch.^m. & Schl., De jilautis etc. in Linna?.a. 



1827, 199. — 198, 249. 

 Gayii Ar. Benn. — 108—110. 

 geminatus Hag.str. — 41, 51. 

 gemmijer Reichenb. — 60. 

 gemmiparus MoR. — 94. 

 gemmiparus Robb. iii Asa Gray, Manual etc. 1867, 489: 



pusillus L., V? (= gemmiparus MoR.). — 94. 

 genuinus FISCH., Bayer. Pot. etc., 1907, 145: Noltei 



Fiscii., eer. (See perlucens Fiscii.) 

 genuinus FiscH., 1. c., 54: jluitans Rtii., v. 

 gemiinus Eeichb. — 59. 



genuinus Sonder, Fl. liainb., 1850, 96: heteroph. Sciiu., v. 

 genuinus Tis., Pot. Suec. exs. IT, 1895, n. 79 — 80: up- 



saliensis Tis., f. — 244. 

 genuinus Van den Bosch, Crit. bcsdiouw. etc., in Nc- 



derl. Kruidk. Arch. I, 2: 2, 1851, 64: pectinatus 



L., a. 



gessnacensis Fiscii. {natans Xpolt/gonij., wahrscheinlicli). 



— 192. 



gevnliensis Hagstr. — 21. 

 glmicesccns Cii. & Schl., — 47, 50. 



glaucus GtJLDENSTEDX, Reise I, 1787, 49 (form still un- 

 known). 

 gotlandicus Hag.str. — 227 — 229. 

 graeilim- Tis., 1. c, I, 1894, n. 17. — 143. 

 gracilis Ar. Benn. in Graebner, Pot. in Engl.. 1. c, 



83: Zizii M. K., var. 

 gracilis Fiscii., 1. c, 116: pusillus E., f. 

 gracilis Fr., 1. c, 42: perjoliattis L., v. — 256. 

 gracilis Fn., 1. c, 49—50. — 75, 98, 124, 125. 

 gracilis Wolfg. — 145, 205. 

 gracittimus Hagste. — 143. 

 grmcus Heldr. ap. Geaebn., Pot. in Engl., 1. c, 69: 



jluitans Rtii, f. (= coloraius Vaiil ex Ge., 1. c, = 



P. vodosus PoiR. in hb. Stockh. ). — 189. 

 gramineijolius Hagstr. — 220. 

 graraiueus E. — 5, 6, 7, 11, 12, 13, 67, 134, 141, 145, 146, 



150, 164, 181, 185, 195, 198, 200, 202, 204—236, 239, 



241, 244, 246, 248, 252, 255, 257, 258, 259. 

 gram. X illinoensis {P. deminutus Hagstr.). — 209. 

 gram. X illin. X lucens {P. pseudo-Zizii Hagstr.).^— 



200, 210. 

 gram-. X lucens {P. Zizii M. & K. p. p.) ex Fryer, On 



the spec, rank of Z'. Zizii, in Tlie .Tourn. Bot. 1892, 



114—118. — 211. 

 gram. X lucens {P. Zizii M. & K.) ex Hagstr. — 11, 



181, 209, 210—216, 236. 

 gram. X lucens X natans {P. crassijolias Feyee) ex 



Hagstr. — 216, 239. 

 gram. X lucens X perjoliatus{P.Torssandri{Tis.)'HAGS'iK.). 



^ 210, 263. 

 gram. X mucronatus (P. lanceolatus Sm. ) ex AsCH. & Ge., 



Syn. mitt. Fl. I, 1897, 348). — 12, 150. 

 gram. X natans ex Almqu. Om gruppindeln. o. hybr. 



etc., in Bot. Not. 1889, 63 et in Hu. (without further 



argumentation). — 218. 

 gram. X natans (P. sparganijolius EiEST.) ex Hagste. 



— 12, 185, 192, 197, 217—220, 238. 

 gram. X nitens ex Ascii. & Ge., 1. o., 326. 



gram. X nodosus (P. argutidus Hagstr.). — 189, 220. 

 gram. X perjoliatus [P. nitens Web.) ex Almqu., 1. c, 



1889, 66. - 11, 12. 206, 218, 221—233, 244 



—246. 

 {gramin. X perjol.) X gramineus {P. innominiitus Tis. 



in Hartm. Sk. Fl. 1889, 49). — 223, 229. 

 {gram. X perjol.) X perjoliatus ex Almq. in Hartm. 



Sk. Fl., 1889, 49: gram. X perjol. p. — 229. 

 gram. X polygonijoUus ex Grabbn. (/'. Seemenii AscH. 



& Gr.). — 215, 231, 232. 

 gram. X prmlongus ex Almqu. (see Ae. Benn. in .Journ. 



of Bot. 1907, 174). - 228, 232. 

 gramineus X prwlongns {P. nariridiiris Hagsth. ). — 



232, 233, 258. 

 gram. X pusillus ex Asm. & Gr., Syu. niittok'ur. FJ., 



1897, 348. — 150. 

 gram. X Zizii ox Geaebn. Pot. in Englee, 1. o., 1907, 



136. — 209. 



