University of Nebraska - Lincoln DigitalCommons@University of Nebraska - Lincoln
The Prairie Naturalist Great Plains Natural Science Society
6-2015
VASCULAR PLANTS OF THE FOREST RIVER BI- OLOGY STATION, NORTH DAKOTA
Alexey Shipunov
Kathryn A. Yurkonis
John C. La Duke
Vera L. Facey
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This Article is brought to you for free and open access by the Great Plains Natural Science Society at DigitalCommons@University of Nebraska - Lincoln. It has been accepted for inclusion in The Prairie Naturalist by an authorized administrator of DigitalCommons@University of Nebraska - Lincoln. The Prairie Naturalist 47:29–35; 2015
VASCULAR PLANTS OF THE FOREST RIVER BI- known to occur at the site. Despite this effort, 88 species OLOGY STATION, NORTH DAKOTA—During sum- in La Duke et al. (unpublished data) are not yet supported mer 2013 we completed a listing of the plant species of the with collections, but have been included with this list. No- joint University of North Dakota (UND) Forest River Biol- menclature and taxon concepts are given in the accordance ogy Station and North Dakota Game and Fish Department with USDA PLANTS database (United States Department of Wildlife Management Area (FRBS).The FRBS is a 65 ha Agriculture 2013), and the Flora of North America (Flora of tract of land that encompasses the south half of the SW ¼ of North America Editorial Committee 1993). section 11 (acquired by UND in 1952) and the north half of We recorded 498 plant species from 77 families in the the NW ¼ of section 14 (acquired by UND in 1954) in Ink- FRBS (Appendix A), which is greater than the number of ster Township (T154N, R55W). The two parcels are bisected species listed for the UND Oakville Prairie Field Station by the Forest River, a tributary of the Red River of the North. (Facey et al. 1986).Seventy-five percent of the species are The area contains a unique mix of representative eastern native to North America (USDA 2013), and we conducted North Dakota upland prairie and riparian plant communi- a site-wide Floristic Quality Analysis using C values (coef- ties. Several spring-fed creeks flow into the river, and the ficients of conservatism) from Northern Great Plains Floristic site contains numerous ravines that lead from drier upland Quality Assessment Panel (2001).The native flora of the site prairies to wide terraces along the river bottom. As a result had a mean C value of 5.38 and a Floristic Quality Index of of this variation in topography and moisture, the site con- 26, indicating that the site contains native flora indicative of tains a wide variety of sharply contrasting vegetation types. a disturbed natural area. Data collected as part of this proj- We collated species lists and collection dates (if known) ect will contribute to developing future management bench- from previous survey efforts (La Duke et al., unpublished marks to reduce woody and non-native invaders throughout data) and regional herbaria. We visited the site monthly (Jun– FRBS.—Alexey Shipunov1, Kathryn A. Yurkonis2, John C. La Aug) in summer 2013 and collected more than 150 plant Duke3, and Vera L. Facey2, 4.1Department of Biology, Minot samples. Specimens were jointly deposited into the Minot State University, Minot, ND 58707, USA, 2Department of Bi- State University (MISU) and UND (GFND) herbaria. ology, University of North Dakota, Grand Forks, ND 58202, Our collection efforts were focused on documenting rare USA, 3College of Natural and Social Sciences, University of or regionally unlisted species. We documented 24 species Nebraska at Kearney, Kearney, NE 68849, USA, 4deceased; that had not previously been associated with the site, and Corresponding author email address: alexey.shipunov@mi- collected vouchers for an additional 21 species which were notstateu.edu.
Appendix A. Vascular plant species list.
I. Adoxaceae V. Anacardiaceae 1. Viburnum lentago L. 17. Rhus glabra L. 2. Viburnum opulus L. 18. Toxicodendron radicans (L.) Kuntze 3. Viburnum rafinesqueanum Schult. VI. Apiaceae II. Alismataceae 19. Cicuta maculata L. 4. Alisma subcordatum Raf. 20. Cryptotaenia canadensis (L.) DC. 5. Sagittaria cuneata Sheldon 21. Cymopterus acaulis (Pursh) Raf. 6. Sagittaria latifolia Willd. 22. Daucus carota L. III. Amaranthaceae 23. Heracleum maximum Bartram 7. Amaranthus albus L. 24. Lomatium foeniculaceum (Nutt.) J.M. Coult. & Rose 8. Amaranthus retroflexus L. 25. Lomatium orientale J.M. Coult. & Rose 9. Chenopodium album L. 26. Osmorhiza claytonii (Michx.) C.B. Clarke 10. Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson 27. Osmorhiza longistylis (Torr.) DC. 11. Chenopodium simplex (Torr.) Raf. 28. Sanicula marilandica L. 12. Corispermum villosum Rydb. 29. Sium suave Walter 13. Salsola tragus L. 30. Zizia aptera (A. Gray) Fernald IV. Amaryllidaceae 31. Zizia aurea (L.) W.D.J. Koch 14. Allium stellatum Fraser ex Ker Gawl. VII. Apocynaceae 15. Allium textile A. Nelson & J.F. Macbr. 32. Apocynum androsaemifolium L. 16. Allium tricoccum Aiton 33. Apocynum cannabinum L. 30 The Prairie Naturalist • 47(1): June 2015
34. Asclepias incarnata L. 77. Eutrochium maculatum (L.) E.E. Lamont 35. Asclepias lanuginosa Nutt. 78. Gaillardia aristata Pursh 36. Asclepias ovalifolia Decne. 79. Grindelia squarrosa (Pursh) Dunal 37. Asclepias syriaca L. 80. Gutierrezia sarothrae (Pursh) Britton & Rusby 38. Asclepias verticillata L. 81. Helianthus pauciflorus Nutt. VIII. Araceae 82. Helianthus strumosus L. 39. Arisaema triphyllum (L.) Schott 83. Heliopsis helianthoides (L.) Sweet 40. Lemna minor L. 84. Heterotheca villosa (Pursh) Shinners 41. Spirodela polyrrhiza (L.) Schleid. 85. Hieracium canadense Michx. IX. Araliaceae 86. Hieracium umbellatum L. 42. Aralia nudicaulis L. 87. Lactuca tatarica (L.) C.A. Mey. X. Asparagaceae 88. Liatris punctata Hook. 43. Asparagus officinalis L. 89. Lygodesmia juncea (Pursh) D. Don ex Hook. 44. Maianthemum canadense Desf. 90. Oligoneuron rigidum (L.) Small 45. Maianthemum racemosum (L.) Link 91. Packera aurea (L.) Á. Löve & D. Löve 46. Maianthemum stellatum (L.) Link 92. Packera plattensis (Nutt.) W.A. Weber & Á. Löve 47. Maianthemum trifolium (L.) Sloboda 93. Prenanthes albaL. 48. Polygonatum biflorum (Walter) Elliott 94. Ratibida columnifera (Nutt.) Woot. & Standl. XI. Asteraceae 95. Rudbeckia hirta L. 49. Achillea millefolium L. 96. Rudbeckia laciniata L. 50. Achillea sibirica Ledeb. 97. Senecio congestus (R. Br.) DC. 51. Agoseris glauca (Pursh) Raf. 98. Solidago canadensis L. 52. Ambrosia artemisiifolia L. 99. Solidago flexicaulis L. 53. Ambrosia trifidaL. 100. Solidago gigantea Aiton 54. Antennaria howellii Greene 101. Solidago missouriensis Nutt. 55. Antennaria neglecta Greene 102. Solidago mollis Bartlett 56. Antennaria parvifolia Nutt. 103. Solidago nemoralis Aiton 57. Antennaria plantaginifolia (L.) Richardson 104. Sonchus arvensis L. 58. Arctium minus Bernh. 105. Sonchus asper (L.) Hill 59. Artemisia absinthium L. 106. Symphyotrichum ascendens (Lindl.) G.L. Nesom 60. Artemisia campestris L. 107. Symphyotrichum ciliatum (Ledeb.) G.L. Nesom 61. Artemisia dracunculus L. 108. Symphyotrichum ciliolatum (Lindl.) Á. Löve & D. Löve 62. Artemisia frigida Willd. 109. Symphyotrichum cordifolium (L.) G.L. Nesom 63. Artemisia ludoviciana Nutt. 110. Symphyotrichum ericoides (L.) G.L. Nesom 64. Bidens cernua L. 111. Symphyotrichum laeve (L.) Á. Löve & D. Löve 65. Bidens frondosa L. 112. Symphyotrichum lanceolatum (Willd.) G.L. Nesom 66. Carduus nutans L. 113. Symphyotrichum oblongifolium (Nutt.) G.L. Nesom 67. Cirsium arvense (L.) Scop. 114. Symphyotrichum praealtum (Poir.) G.L. Nesom 68. Cirsium undulatum (Nutt.) Spreng. 115. Symphyotrichum puniceum (L.) Á. Löve & D. Löve 69. Cirsium vulgare (Savi) Ten. 116. Tanacetum vulgare L. 70. Conyza canadensis (L.) Cronquist 117. Taraxacum laevigatum (Willd.) DC. 71. Cyclachaena xanthifolia (Nutt.) Fresen. 118. Taraxacum officinaleF.H. Wigg. 72. Echinacea angustifolia DC. 119. Tragopogon dubius Scop. 73. Erigeron glabellus Nutt. 120. Tripleurospermum perforatum (Mérat) M. Lainz 74. Erigeron philadelphicus L. 121. Vernonia baldwinii Torr. 75. Erigeron strigosus Muhl. ex Willd. 122. Vernonia fasciculata Michx. 76. Euthamia graminifolia (L.) Nutt. 123. Xanthium strumarium L. NOTES 31
XII. Balsaminaceae 163. Symphoricarpos albus (L.) S.F. Blake 124. Impatiens capensis Meerb. 164. Symphoricarpos occidentalis Hook. 125. Impatiens pallida Nutt. XIX. Caryophyllaceae XIII. Betulaceae 165. Cerastium arvense L. 126. Betula papyrifera Marsh. 166. Cerastium nutans Raf. 127. Corylus americanaWalter 167. Moehringia lateriflora (L.) Fenzl 128. Corylus cornuta Marsh. 168. Stellaria longifolia Muhl. ex Willd. 129. Ostrya virginiana (Mill.) K. Koch XX. Celastraceae XIV. Boraginaceae 169. Celastrus scandens L. 130. Cynoglossum officinaleL. XXI. Convolvulaceae 131. Hackelia deflexa (Wahlenb.) Opiz 170. Calystegia sepium (L.) R. Br. 132. Hackelia virginiana (L.) I.M. Johnst. 171. Convolvulus arvensis L. 133. Lappula squarrosa (Retz.) Dumort. 172. Cuscuta gronovii Willd. ex Schult. 134. Lithospermum canescens (Michx.) Lehm. XXII. Cornaceae 135. Lithospermum incisum Lehm. 173. Cornus sericea L. 136. Onosmodium bejariense DC. ex A. DC. XXIII. Cucurbitaceae XV. Brassicaceae 174. Echinocystis lobata (Michx.) Torr. & A. Gray 137. Arabis drummondii A. Gray XXIV. Cyperaceae 138. Arabis holboellii Hornem. 175. Carex aquatilis Wahlenb. 139. Capsella bursa-pastoris (L.) Medik. 176. Carex assiniboinensis W. Boott 140. Cardamine pensylvanica Muhl. ex Willd. 177. Carex atherodes Spreng. 141. Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn 178. Carex aurea Nutt. 142. Descurainia pinnata (Walter) Britton 179. Carex bebbii Olney ex Fernald 143. Draba nemorosa L. 180. Carex blanda Dewey 144. Draba reptans (Lam.) Fernald 181. Carex brevior (Dewey) Mack. 145. Erysimum cheiranthoides L. 182. Carex conjuncta Boott 146. Erysimum inconspicuum (S. Watson) MacMill. 183. Carex deweyana Schwein. 147. Lepidium densiflorum Schrad. 184. Carex diandra Schrank 148. Lepidium virginicum L. 185. Carex duriuscula C.A. Mey. 149. Lesquerella arenosa (Richardson) Rydb. 186. Carex eburnea Boott 150. Rorippa islandica (Oeder) Borbás 187. Carex echinata Murray 151. Rorippa palustris (L.) Besser 188. Carex emoryi Dewey 152. Sinapis arvensis L. 189. Carex granularis Muhl. ex Willd. 153. Sisymbrium altissimum L. 190. Carex gravida L.H. Bailey 154. Sisymbrium loeselii L. 191. Carex hystericina Muhl. ex Willd. 155. Sisymbrium officinale(L.) Scop. 192. Carex laeviconica Dewey 156. Thlaspi arvense L. 193. Carex laxiflora Lam. XVI. Campanulaceae 194. Carex mackenziei Krecz. 157. Campanula rapunculoides L. 195. Carex peckii Howe 158. Campanula rotundifolia L. 196. Carex pellita Muhl. ex Willd. 159. Lobelia spicata Lam. 197. Carex pensylvanica Lam. XVII. Cannabaceae 198. Carex praegracilis W. Boott 160. Humulus lupulus L. 199. Carex pseudocyperus L. XVIII. Caprifoliaceae 200. Carex retrorsa Schwein. 161. Lonicera dioica L. 201. Carex rosea Schkuhr ex Willd. 162. Lonicera morrowii A. Gray 202. Carex rostrata Stokes 32 The Prairie Naturalist • 47(1): June 2015
203. Carex saximontana Mack. 245. Melilotus officinalis (L.) Lam. 204. Carex scoparia Schkuhr ex Willd. 246. Oxytropis lambertii Pursh 205. Carex sprengelii Dewey ex Spreng. 247. Pediomelum argophyllum (Pursh) J. Grimes 206. Carex stipata Muhl. ex Willd. 248. Pediomelum esculentum (Pursh) Rydb. 207. Carex tenera Dewey 249. Trifolium repens L. 208. Carex tetanica Schkuhr 250. Vicia americanaMuhl. ex Willd. 209. Carex torreyi Tuck. 251. Vicia sativa L. 210. Carex tribuloides Wahlenb. XXX. Fagaceae 211. Carex vulpinoidea Michx. 252. Quercus macrocarpa Michx. 212. Carex× subimpressa Clokey XXXI. Gentianaceae 213. Eleocharis engelmannii Steud. 253. Gentiana andrewsii Griseb. 214. Eleocharis erythropoda Steud. XXXII. Geraniaceae 215. Eleocharis palustris (L.) Roem. & Schult. 254. Geranium carolinianum L. 216. Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller XXXIII. Hydrocharitaceae 217. Schoenoplectus fluviatilis (Torr.) M.T. Strong 255. Elodea canadensis Michx. 218. Schoenoplectus tabernaemontani (C.C. Gmel.) Palla 256. Elodea nuttallii (Planch.) H. St. John 219. Scirpus atrovirens Willd. XXXIV. Hydrophyllaceae 220. Scirpus microcarpus J. Presl & C. Presl 257. Ellisia nyctelea (L.) L. XXV. Elaeagnaceae 258. Hydrophyllum virginianum L. 221. Elaeagnus commutata Bernh. ex Rydb. XXXV. Iridaceae XXVI. Equisetaceae 259. Sisyrinchium montanum Greene 222. Equisetum arvense L. XXXVI. Juncaceae 223. Equisetum hyemale L. 260. Juncus arcticus Willd. 224. Equisetum laevigatum A. Braun 261. Juncus bufonius L. 225. Equisetum pratense Ehrh. 262. Juncus canadensis J. Gay ex Laharpe XXVII. Ericaceae 263. Juncus dudleyi Wiegand 226. Orthilia secunda (L.) House 264. Juncus interior Wiegand XXVIII. Euphorbiaceae 265. Juncus longistylis Torr. 227. Chamaesyce serpyllifolia (Pers.) Small 266. Juncus nodosus L. 228. Euphorbia esula L. XXXVII. Lamiaceae XXIX. Fabaceae 267. Agastache foeniculum (Pursh) Kuntze 229. Amorpha canescens Pursh 268. Galeopsis tetrahit L. 230. Amorpha fruticosa L. 269. Hedeoma hispida Pursh 231. Amphicarpaea bracteata (L.) Fernald 270. Leonurus cardiaca L. 232. Astragalus agrestis Douglas ex G. Don 271. Lycopus americanus Muhl. ex W. Bartram 233. Astragalus crassicarpus Nutt. 272. Mentha arvensis L. 234. Astragalus lotiflorus Hook. 273. Monarda fistulosaL. 235. Astragalus missouriensis Nutt. 274. Nepeta cataria L. 236. Dalea candida Michx. ex Willd. 275. Physostegia parviflora Nutt. ex A. Gray 237. Dalea purpurea Vent. 276. Salvia × sylvestris L. 238. Desmodium canadense (L.) DC. 277. Scutellaria galericulata L. 239. Desmodium illinoense A. Gray 278. Scutellaria lateriflora L. 240. Glycyrrhiza lepidota Pursh 279. Scutellaria parvula Michx. 241. Lathyrus ochroleucus Hook. 280. Stachys palustris L. 242. Lathyrus venosus Muhl. ex Willd. XXXVIII. Liliaceae 243. Medicago lupulina L. 281. Lilium philadelphicum L. 244. Medicago sativa L. NOTES 33
XXXIX. Linaceae 315. Mimulus ringens L. 282. Linum rigidum Pursh 316. Phryma leptostachya L. XL. Malvaceae LIII. Plantaginaceae 283. Tilia americanaL. 317. Hippuris vulgaris L. XLI. Melanthiaceae 318. Penstemon albidus Nutt. 284. Trillium cernuum L. 319. Penstemon gracilis Nutt. 285. Zigadenus elegans Pursh 320. Plantago major L. XLII. Menispermaceae 321. Veronica americanaSchwein. ex Benth. 286. Menispermum canadense L. 322. Veronica anagallis-aquatica L. XLIII. Nyctaginaceae LIV. Poaceae 287. Mirabilis hirsuta (Pursh) MacMill. 323. Agropyron cristatum (L.) Gaertn. 288. Mirabilis nyctaginea (Michx.) MacMill. 324. Agrostis gigantea Roth XLIV. Nymphaeaceae 325. Agrostis perennans (Walter) Tuck. 289. Nuphar lutea (L.) Sm. 326. Agrostis scabra Willd. XLV. Oleaceae 327. Andropogon gerardii Vitman 290. Fraxinus pennsylvanica Marsh. 328. Avena fatua L. XLVI. Onagraceae 329. Beckmannia syzigachne (Steud.) Fernald 291. Calylophus serrulatus (Nutt.) P.H. Raven 330. Bouteloua curtipendula (Michx.) Torr. 292. Circaea lutetiana L. 331. Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths 293. Epilobium ciliatum Raf. 332. Bromus ciliatus L. 294. Epilobium leptophyllum Raf. 333. Bromus inermis Leyss. 295. Gaura coccinea Nutt. ex Pursh 334. Bromus kalmii A. Gray 296. Oenothera biennis L. 335. Bromus latiglumis (Shear) Hitchc. 297. Oenothera nuttallii Sweet 336. Calamagrostis canadensis (Michx.) P. Beauv. 298. Oenothera rhombipetala Nutt. ex Torr. & A. Gray 337. Calamagrostis stricta (Timm) Koeler 299. Oenothera villosa Thunb. 338. Calamovilfa longifolia (Hook.) Scribn. XLVII. Ophioglossaceae 339. Catabrosa aquatica (L.) P. Beauv. 300. Botrychium virginianum (L.) Sw. 340. Dichanthelium leibergii (Vasey) Freckmann 301. Ophioglossum vulgatum L. 341. Echinochloa crus-galli (L.) P. Beauv. XLVIII. Orchidaceae 342. Elymus canadensis L. 302. Corallorhiza maculata (Raf.) Raf. 343. Elymus hystrix L. 303. Corallorhiza striata Lindl. 344. Elymus interruptus Buckley 304. Cypripedium parviflorum Salisb. 345. Elymus lanceolatus (Scribn. & J.G. Sm.) Gould 305. Dactylorhiza viridis (L.) R.M. Bateman, A.M. Pridgeon & M.W. Chase 346. Elymus repens (L.) Gould 306. Platanthera aquilonis Sheviak 347. Elymus trachycaulus (Link) Gould ex Shinners XLIX. Orobanchaceae 348. Elymus villosus Muhl. ex Willd. 307. Orobanche fasciculata Nutt. 349. Elymus virginicus L. 308. Orthocarpus luteus Nutt. 350. Eragrostis cilianensis (All.) Vign. ex Janchen 309. Pedicularis canadensis L. 351. Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. L. Oxalidaceae 352. Festuca subverticillata (Pers.) Alexeev 310. Oxalis stricta L. 353. Glyceria grandis S. Watson LI. Papaveraceae 354. Glyceria striata (Lam.) Hitchc. 311. Corydalis aurea Willd. 355. Hesperostipa comata (Trin. & Rupr.) Barkworth 312. Sanguinaria canadensis L. 356. Hesperostipa spartea (Trin.) Barkworth LII. Phrymaceae 357. Hierochloe odorata (L.) P. Beauv. 313. Mimulus glabratus Kunth 358. Hordeum jubatum L. 314. Mimulus guttatus DC. 359. Koeleria macrantha (Ledeb.) Schult. 34 The Prairie Naturalist • 47(1): June 2015
360. Leersia oryzoides (L.) Sw. LIX. Potamogetonaceae 361. Muhlenbergia cuspidata (Torr. ex Hook.) Rydb. 402. Potamogeton amplifolius Tuck. 362. Muhlenbergia frondosa (Poir.) Fernald 403. Potamogeton foliosus Raf. 363. Muhlenbergia mexicana (L.) Trin. 404. Potamogeton zosteriformis Fernald 364. Muhlenbergia racemosa (Michx.) Britton, Sterns & Poggenb. 405. Stuckenia filiformis (Pers.) Börner 365. Muhlenbergia richardsonis (Trin.) Rydb. 406. Stuckenia pectinata (L.) Börner 366. Nassella viridula (Trin.) Barkworth 407. Stuckenia vaginata (Turcz.) Holub 367. Oryzopsis asperifolia Michx. LX. Primulaceae 368. Panicum capillare L. 408. Androsace occidentalis Pursh 369. Patis racemosa (Sm.) Romasch., P.M. Peterson & R. J. Soreng 409. Lysimachia ciliata L. 370. Phalaris arundinacea L. LXI. Ranunculaceae 371. Phleum pratense L. 410. Actaea rubra (Aiton) Willd. 372. Poa compressa L. 411. Anemone canadensis L. 373. Poa nemoralis L. 412. Anemone cylindrica A. Gray 374. Poa palustris L. 413. Anemone virginiana L. 375. Poa pratensis L. 414. Aquilegia canadensis L. 376. Poa secunda J. Presl 415. Caltha palustris L. 377. Schizachne purpurascens (Torr.) Swallen 416. Clematis virginiana L. 378. Schizachyrium scoparium (Michx.) Nash 417. Delphinium carolinianum Walter 379. Setaria pumila (Poir.) Roem. & Schult. 418. Pulsatilla patens (L.) Mill. 380. Setaria viridis (L.) P. Beauv. 419. Ranunculus abortivus L. 381. Spartina pectinata Bosc ex Link 420. Ranunculus aquatilis L. 382. Sphenopholis intermedia (Rydb.) Rydb. 421. Ranunculus cymbalaria Pursh 383. Sporobolus cryptandrus (Torr.) A. Gray 422. Ranunculus macounii Britton 384. × Elyhordeum macounii (Vasey) Barkworth & D.R. Dewey 423. Ranunculus pensylvanicus L. f. 385. Zizania aquatica L. 424. Ranunculus recurvatus Poir. LV. Polemoniaceae 425. Ranunculus rhomboideus Goldie 386. Collomia linearis Nutt. 426. Ranunculus sceleratus L. LVI. Polygonaceae 427. Thalictrum dasycarpum Fisch. & Avé-Lall. 387. Polygonum achoreum S.F. Blake 428. Thalictrum venulosum Trel. 388. Polygonum amphibium L. LXII. Rhamnaceae 389. Polygonum aviculare L. 429. Rhamnus cathartica L. 390. Polygonum convolvulus L. LXIII. Rosaceae 391. Polygonum hydropiper L. 430. Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. 392. Polygonum lapathifolium L. 431. Amelanchier humilis Wiegand 393. Polygonum pensylvanicum L. 432. Argentina anserina (L.) Rydb. 394. Polygonum persicaria L. 433. Crataegus chrysocarpa Ashe 395. Rumex aquaticus L. 434. Fragaria virginiana Duchesne 396. Rumex crispus L. 435. Geum aleppicum Jacq. 397. Rumex longifolius DC. 436. Geum canadense Jacq. 398. Rumex maritimus L. 437. Geum macrophyllum Willd. LVII. Polypodiaceae 438. Geum triflorum Pursh 399. Athyrium filix-femina(L.) Roth 439. Potentilla argentea L. 400. Onoclea struthiopteris (L.) Hoffm. 440. Potentilla concinna Richardson LVIII. Pontederiaceae 441. Potentilla norvegica L. 401. Heteranthera dubia (Jacq.) MacMill. 442. Potentilla paradoxa Nutt. NOTES 35
443. Potentilla pensylvanica L. LXXII. Typhaceae 444. Prunus americanaMarsh. 480. Sparganium eurycarpum Engelm. 445. Prunus pensylvanica L. f. 481. Typha angustifolia L. 446. Prunus virginiana L. 482. Typha latifolia L. 447. Rosa arkansana Porter LXXIII. Ulmaceae 448. Rosa blanda Aiton 483. Ulmus americanaL. 449. Rubus idaeus L. LX XIV. Urticaceae 450. Rubus pubescens Raf. 484. Laportea canadensis (L.) Weddell 451. Spiraea albaDu Roi 485. Parietaria pensylvanica Muhl. ex Willd. LXIV. Rubiaceae 486. Urtica dioica L. 452. Galium aparine L. LXXV. Verbenaceae 453. Galium boreale L. 487. Verbena bracteata Cav. ex Lag. & Rodr. 454. Galium trifidum L. 488. Verbena hastata L. 455. Galium triflorum Michx. 489. Verbena stricta Vent. LXV. Salicaceae 490. Verbena urticifolia L. 456. Populus balsamifera L. LXXVI. Violaceae 457. Populus deltoides Bartram ex Marsh. 491. Viola canadensis L. 458. Populus tremuloides Michx. 492. Viola nuttallii Pursh 459. Salix amygdaloides Andersson 493. Viola pedatifida G. Don 460. Salix bebbiana Sarg. 494. Viola pubescens Aiton 461. Salix cordata Michx. 495. Viola sororia Willd. 462. Salix discolor Muhl. LXXVII. Vitaceae 463. Salix exigua Nutt. 496. Parthenocissus quinquefolia (L.) Planch. 464. Salix humilis Marsh. 497. Parthenocissus vitacea (Knerr) Hitchc. 465. Salix interior Rowlee 498. Vitis vulpina L. 466. Salix lutea Nutt. LXVI. Santalaceae LITERATURE CITED 467. Comandra umbellata (L.) Nutt. LXVII. Sapindaceae Facey, V., J. La Duke, and A. M. Wyckoff. 1986. Vascular 468. Acer negundo L. plants of Oakville Prairie, North Dakota. The Prairie LXVIII. Saxifragaceae Naturalist 18:203–210. 469. Heuchera richardsonii R. Br. Flora of North America Editorial Committee.1993.Flora of North America: North of Mexico.Vol. 1–8, 19–26. Ox- 470. Ribes americanum Mill. ford University Press, New York, New York, USA. 471. Ribes hirtellum Michx. Northern Great Plains Floristic Quality Assessment Panel. 472. Ribes missouriense Nutt. 2001. Floristic quality assessment for plant communi- LXIX. Scrophulariaceae ties of North Dakota, South Dakota (excluding the Black 473. Limosella aquatica L. Hills), and adjacent grasslands. Jamestown, ND: North- ern Prairie Wildlife Research Center Online.