Agrostis  L. 
  Bent Grass 
  Röllit 
 
 
Foodplants for 
Amblyscirtes vialis ,
Coenonympha dorus ,
Elachista albifrontella ,
E. argentella ,
E. argentella ,
E. herrichii ,
E. humilis ,
E. illectella ,
E. stabilella ,
Erebia aethiops ,
Hesperia leonardus ,
Hylephila phyleus ,
Lopinga deidamia 
Agrostis canina  L. 
  Luhtarölli 
  Rhode Island Bent 
  Brown Bent 
  Koiran rölli 
  Brunven 
  Brown Bent Grass 
  Velvet Bent-grass 
 
 
 f.   pallida  Ands. 
Agrostis canina f.  pallida ; [SK] , 68
 
  
 
 f.   mutica  Gaud. 
Agrostis canina f.  mutica ; [SK] , 68
Agrostis gracililaxa mutica ;  [iNaturalist ]   
Agrostis gracililaxa var. mutica ;  [CoL ]   ;  [POWO ]   
 
  
  
 
Agrostis vinealis  Schreber 
  Jäykkärölli 
  Brown Bent-grass 
  Bergven 
 
Agrostis stircta  J. F. Gmel.
Agrostis hyperborea  Laest.
Agrostis canina ssp.  montana  (Hartm.) Hartm.
 
 
 
 
Agrostis mertensii  Trin. 
  Fjällven 
  Pohjanrölli 
 
Agrostis borealis  Hartm.
?Agrostis rubra  Wahlenb.
 Agrostis canina var.  alpina  Oakes
Agrostis novae-angliae  Vasey
 
 
 
 
Agrostis clavata  Trin. 
  Köseven 
  Hoikkarölli 
 
 
Foodplant for 
Melanargia epimede 
 
Agrostis scabra  Willd. 
  Rough Bent 
  Rikkarölli 
  Kvarnven 
 
 
 
Agrostis pourretii  Willd. 
  Kalpearölli 
 
 
 
Agrostis capillaris  L. 
  Common Bent 
  Rödven 
  Common Bent-grass 
  Nurmirölli 
  Colonial Bent-grass 
 
Agrostis tenuis  Sibth.
Agrostis vulgaris  L.
 
 
 
  
1371x1028 (~332Kb) Finland: Perniö, Lupaja, Somerikko, 29.6.2008, Photo © Harri Arkkio 
 
 
Foodplant for 
Bryotropha terrella ,
Ichneutica sistens 
Foodplant as Agrostis tenuis  for 
Wiseana cervinata 
 
Agrostis capillaris ×  gigantea  
Agrostis ×  bjoerkmanii  Widén
 
 
Agrostis capillaris ×  gigantea ; [RK] , 608
 
  
 
Agrostis capillaris ×  stolonifera  
Agrostis ×  murbeckii  Fouill. ex P. Fourn.
 
 
Agrostis capillaris ×  stolonifera ; [RK] , 608
 
  
 
Agrostis gigantea  Roth 
  Isorölli 
  Redtop 
  Storven 
  Black Bent 
 
Agrostis stolonifera var.  major  Farw.
Agrostis stolonifera var.  aristata  auct.
Agrostis stolonifera f.  gigantea  (Roth.) Murb.
 
 
 
  
620x909 (~45Kb)  Finland, Pori, Reposaari 2.8.1995, Photo © Harri Arkkio 
 
  
580x336 (~16Kb)  Finland, Pori, Reposaari 2.8.1995, Photo © Harri Arkkio 
 
 
Foodplant for 
Elachista bifasciella 
 var.   gigantea  s.l. 
  Rikkaisorölli 
 
Agrostis gigantea var.  dispar  Michx. (incl.); TL : Philipson
 
 
Agrostis gigantea gigantea ;  [iNaturalist ]   
Agrostis gigantea subsp. gigantea ;  [CoL ]   ;  [POWO ]   
Agrostis gigantea var.  gigantea ; [RK] , 609
 
  
  
748x1047 (~70Kb) Finland, Tampere, Kaarila, 17.7.2005, Photo © Harri Arkkio 
 
 
 
 var.   glaucescens  Widén 
  Meri-isorölli 
 
Agrostis gigantea var.  glaucescens ; [RK] , 609
 
  
  
558x780 (~75Kb)  Finland, Vehkalahti, Summa,  14.8.2000, Photo © Harri Arkkio 
 
  
673x884 (~54Kb)  Finland, Vehkalahti, Summa Kainiemi,  14.8.2000, Photo © Harri Arkkio 
 
 
 
 var.   repens  (Laest.) Widén 
  Järvi-isorölli 
 
Agrostis gigantea var.  repens ; [RK] , 609
 
  
  
 
Agrostis gigantea ×  stolonifera  
Agrostis gigantea ×  stolonifera ; [RK] , 609
 
  
 
Agrostis stolonifera  L. 
  Creeping Bent-grass 
  Red Top 
  Fiorin 
  Creeping Bent 
  Krypven 
  Rönsyrölli 
  White Bent Grass 
  Valkorölli 
 
 
  
463x625 (~19Kb)  Finland, Orivesi, Suomasema, 9.8.1994, Photo © Harri Arkkio 
 
  
551x750 (~120Kb)  Finland, Tampere, Aakkula, 12.8.2001, Photo © Harri Arkkio 
 
 
Foodplant for 
Coscinia cribraria ,
Elachista nobilella ,
Xylena vetusta 
Appear to have a problem, is Agrostis alba  really synonym of Agrostis stolonifera ?
? ssp.   vulgaris  With. 
  Red Top 
  Herd's Grass 
 
Agrotis vulgaris  With.
?Agrotis sylvatica  L.
 Agrostis alba ssp.  vulgaris  (With.) Thurb.
 
 
 
 
 var.   bottnica  Hyl. 
Agrostis stolonifera var.  bottnica ; [RK] , 609 (note)
 
  
 
? var.   aristata  Gray 
Agrostis stricta  Willd.
Agrostis alba var.  aristata  Gray
 
 
 
 
? var.   maritima  Lam: 
Agrostis coarcatana  Ehrh.
Agrostis alba var.  maritima  (Lam.) G. F. W. Mey.
?Agrostis stolonifera f.  maritima  (Lam.) Murb.
  
 
Agrostis alba var.  maritima ; [GMBOT] , 132 
?Agrostis stolonifera f.  maritima ; [SK] , 68
  
  
  
 
Agrostis laxiflora  R. Br. 
  Hoikka rölli 
 
Agrostis bottnica  Murb.
Agrostis perennae  Lindb. fil.
 
 
Agrostis laxiflora ; [SK] , 68
 
  
= Agrostis clavata  ?
 
Agrostis elliottiana  Schultes 
 
 
Agrostis hyemalis  (Walt.) BSP. 
  Hair Grass 
 
Trichodium montanum  Torr.
Agrostis laxiflora var.  montana  Tuckerm.
?Agrostis scabra  Willd.
  
 
 
Need to sort out synonyms in relation to Agrostis scabra  ?
 
Agrostis perennans  (Walt.) Tuckerm. 
  Thin Grass 
 
Agrostis intermedia  Scribn.
 
 
 
Foodplant for 
Elachista irrorata 
 var.   elata  (Pursh) Hitchc. 
Agrostis elata  (Pusrh) Trin.
Agrostis altissima  Tuckerm.
 
 
 
  
  
 
 
24.11.1998 (13)
References: 
[CoL] Catalogue of Life 
Bánki, O., Roskov, Y., Döring, M., Ower, G., Hernández Robles, D. R., Plata Corredor, C. A., Stjernegaard Jeppesen, T., Örn, A., Vandepitte, L., Hobern, D., Schalk, P., DeWalt, R. E., Ma, K., Miller, J., Orrell, T., Aalbu, R., Abbott, J., Adlard, R., Aedo, C., et al. (2024). Catalogue of Life Checklist (Version 2024-03-26);  https://doi.org/10.48580/dfz8d 
 [Harri Arkkio]  
Finland; For the time being these pictures are only for this site. Other usage not allowed. 
 [POWO]  
 Plants of the Wolrd Online ;  World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew 
 [RUNEBERG] Project Runeberg: Nordic literature online 
 Project Runeberg ;  Bilder ur Nordens Fauna (Carl Axel Magnus Lindman) 
 [iNaturalist]  
 iNaturalist 
   
 
Some related literature: 
[RK]; Hämet-Ahti, Suominen, Ulvinen  & Uotila, 1998 
Retkeilykasvio (Field Flora of Finland) (Edn 4)
Retkeylykasvio 
: 1-656
 [SK]; Mela & Cajander, 1906 
A. J. Melan Suomen Kasvio (5. painos)
Suomen Kasvio 
: 1-763
 [GMBOT]; Robinson & Fernald, 1908 
A Handbook of the Flowering Plants and Ferns of the Central and Northeastern United States and adjacent Canada
Gray's Manual Botany  (7th Ed.)
: 10 -926
   
 
If you have corrections, comments or
 information to add into these pages, just send mail to
Markku Savela  
Keep in mind that the taxonomic information is copied from various sources,  and may include many inaccuracies. Expert help is welcome.