270 



J. O. HAGSTEOM, CRITICAL RESEARCHES ON THE POTAMOGETONS. 



graminifolius Fk., Nov. etc. 1828, 36: gram. L., a 



— 205, 206, 208. 

 graminifolius Benko. — 204. 

 graminifolius Hartm. ap. Hagstr. — 252. 

 grandifolius Hagstr. — 179. 



Griffithii Ae. Bbnn. — 149. 



Ch'isebachii Heuffel in Verh. Zool. — Bot. Ver. Wien, 



1858, 200 (status P. pusilU incrustatus, ex Smk: 



Ntman). — 121. 

 ^roeulandicns Hagstr. — 127 — 128. 

 Hartmanii Hagstr. — 21, 22. 

 Uarzii Fiscn., 1. c, 28, 57: Noltei Fiscii., ser. vel f. — 



184, 240. 

 hawaiensis Graebnee, Pot. in Englek, 1. c, 1907, 166 



(nom. solum). 

 HeidenreicMi AsCH. & Gr., Syn. etc., 327: Ulceus X gra- 



mineus. — 245, 246. 

 helodes DuM. — 178. 



helvetieus FisCH., 1. c, 134: vaginatus Tdrcz., var. — 33. 

 Henuing^ii Ar. Benn., New Pot. in Jouru. of Bot. 1910, 



151. — 83, 119. 

 heterophyllus Fr., 1. c, 34: lucens L., var. (is P. Zizii 



M. & K.). 

 herterophyllus Fk., I. c, 35: nitens Web., p. — 226. 

 heterophyllus Fr., 1. c, 37: gramineus L., p. — 205. 

 heterophyllus Schreb. — 121, 150, 189, 204, 211. 

 heteroph. X coloratus (P. yracf^ts Wolfg.) ex Ar. Benn. 



ap. Linton, Hybr. etc. in Journ. of Bot. 1907, 300. 

 heteroph. X Friesii: P. lanceolatus Sm. p. p. ex Fryer, 



P. rivvlaris GiLLOT, in Journ. of Bot. 1894, 337 — 340. 



— 12, 149. 



heteroph. X nutans (P. Tiselii Richt. ) ex Ar. Benn. 

 ap. Linton, 1. c. 



heteroph. X perfoliatws: P. nitens Web. ex Ak. Benn. 

 ap. Linton, 1. c. 



heteroph. X pusillus: P. lanceolatus Sm. p. p. ox Fryer, 

 l.fc. — 12. 



hibernicus Hagstr. — 192, 193. 



Hillii MoR. — 88, 108—109, 114. 



hindostauicus Hagstr. — 155, 156, 163, 248. 



Hohenackeri Gandog. — 58. 



holmiensis Hagstr. — 20. 



homophyllus Hagstr.: ampUfol. i. — 163. 



homophyllus Hagstr.: illin. i. — 199. 



Hornemanni Meyer. — 176, 179. 



huillensis Welw. — 131. 



humilis DuM., Flor. belg. 1827, 163: crispus L. j3. (with- 

 out description). — 60. 



hungaricus Gandog. — 58. 



hybridus MiciiAUX, 1803. — 138. 



hybridus Making, 1891 = P. cristatus Kegel & M. 



hybridus Petagna. — 138, 204. 



lUinoensis Mor. — 164, 198—202, 204, 209, 210. 



illin. X lucens {P. pseudolucens Hagstr.). — 199, 210. 



illin. X nodosus (P. Faxoni MoR. ) ex Hagstr. — 200. 



illin. X perfoliatws (P. subdentaius Hagstr.). — 201. 



imbecillus Tis., 1. c, H, 1895, n. 92: perfol. L., f. — 256. 



incompletus Hagstr. — 127. 



incrustatus Tis., 1. c. III, 1897, n. 128: pect. L., f. — 49. 



indicus MiQU. — 159. 



indicus Rth. ap Roem. & Schult., Syst. veg. Ill, 1818, 



516 (= Aponogeton monostachyus ex ipso auctore: 



SCHULTBS, Mant. etc. 1827, 366). 

 indicus Roxburgh. — 156, 183, 188. 

 innominatus Tis. ap. Almqu. Pot. in Hartn., Handb. 



1889, 49: nitens Web. f s. Tis. Pot. Suec. exs. I, 



1894, n. 49. — 223, 228, 229. 

 insignis Tis., Pot. suec. exs. II, 1895, n. 56. — 235, 236. 

 insolitus Tis. — 117. 

 insnianus Hagstr. — 154, 155, 189. 

 intercedens Tis., 1. c, II, 1895, n. 81: upsaliensis Tis., f. 



— 244. 

 interior Rydb., in Rob. & Fern., Gray's New Man. 1908, 



47. — 18. 

 intermedius Ar. Benn., Journ. of Bot. 1907, 174: hete- 

 roph. Schreb., v. 

 intermedius Cham. & Schl., De plantis etc. iu Liunsea 



1827, 221. 

 intermedius FiSCH. — 97. 

 intermedius Gaudin, FJ. helv. I, 1828: 471: plantag. 



Du Croz, y- 

 intermedius Hag.str., Pot. in Neum., Sv. F1., 1901, 797: 



gramin. X perfol., ser. — 223. 

 intermedius Hagstr. — 20. 



intermedius Kupffer, 1. c., 168: gram. X not., i. — 218. 

 intermedius Mert. & K. — 176. 



intermedins Spenner, F1. frib. 1825, 33: densus L. v. 

 intermedius Tis., 1. c, I, 1894, n. 48: nitens Web.?, S. 



(cfr. Fryer in The Journ. Bot. 1890, 178). — 226 



—230. 

 intermixtus Ar. Benn., P. prcel. etc. in Journ. of Bot. 



1903, 166: perfol. X prcel., f. — 258. 

 interruptus Ar. Benn., 1. c, 1890, 302: pusillus L., var. 

 interruptus Kit. — 33, 48, 50. 

 interruptus Schdltes. — 94. 

 intricatus NoLTB ap. Ar. Benn., 1. c, 1889, 297 (= P. 



Berchtoldi Fieb.?). 

 involutus Fryer. — 223. 



iteratus Tis., 1. c, I, 1894, n. 18: alpinus Balb., f. 

 Jachsoni Lees. — 62, 257. 

 jcesevadensis Tis., 1. c, 1895, ii. 82 — 84: upsaliensis Tis., 



|3. — 244. 

 jamaicensis Griseb. — 152, 155. 

 japonicus Ar. Benn., Notes etc. in Bull. Herb. Boiss. 



1896, 549: Bobbinsii Oakes, v. — 56. 

 japonicus Franchet & Sav. — 248. 

 javanicus Hassk. — 75, 115, 129—134, 136. 

 jemtlandicus Tis., 1. c, I, 1894, n. 23: gramin. L., f. — 



206, 207, 209, 214. 

 jemtlandicus Tis., 1. c, n. 38: nitens Web.?, f. — 226. 

 juncifolius Kerner. — 14, 19, 22—23, 27, 33. 

 juncif. X pectinatusf ex Fisch., Bayer. Pot. etc. 1907,133. 

 Keissii Pisch., 1. c, 43: gessnacensis FisCH., v. 

 Kerneri Hagstr. — 22, 27. 

 KiMmanii Hagstr. — 18. 

 Kirhii Syme (P. gramin. X nat. ex Hagstr. — nat. X 



pologonif., probably, ex Fryer: Linton in Journ. 



of Bot., 1907, 300). — 217. 

 Kochii FiscH., 1. c, 28, 50: spaihulaius Schr., ser. — 148. 

 Kochii Lang. — 205. 



