Euphrasia

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Photo	Melampyrum	Odontites			(euphrasia)
Goto:

Euphrasia L. Eyebright Silmäruohot

Foodplants for Amblyptilia acanthadactyla, Eupithecia subfuscata, Gynnidomorpha permixtana, Perizoma bifaciata, P. blandiata, P. minorata

Euphrasia rostkoviana Hayne Stor ögontröst Ahosilmäruoho
- Euphrasia hirtella auct.
- Euphrasia rostkoviana, Bilder ur Nordens Flora (in Swedish) [RUNEBERG]
- Euphrasia rostkoviana; [RK], 387
- ?Euphrasia officinalis ssp. hirtella; [SK], 515
- ssp. rostkoviana Isosilmäruoho Stor ögontröst
  - Euphrasia rostkoviana ssp. pratensis Asch. & Graebn.
  - Euphrasia rostkoviana ssp. rostkoviana; [RK], 387
- ssp. fennica (Kihlm.) Karlsson Finnögontröst Ahosilmäruoho
  - Euphrasia fennica Kihlm.
  - Euphrasia rostkoviana ssp. fennica; [RK], 387
  - Euphrais offininalis f. fennica; [SK], 515
  708x839 (~96Kb) Finland, Ylöjärvi, Liivalamminkulma, 24.8.1999 © Harri Arkkio 296x444 (~15Kb) Finland, Ylöjärvi, Liivalamminkulma, 24.8.1999 © Harri Arkkio

The stricta species-group

Euphrasia stricta J. F. Lehm. Ketosilmäruoho Vanligt ögontröst
- ?Euphrasia officinalis ssp. stricta; [SK], 516
- Euphrasia stricta; [RK], 387; [RKe], 70
- var. stricta
  - Euphrasia stricta var. stricta; [RK], 388
- var. brevipila (Gremli) Hartl Lyhytkarvainen silmäruoho
  - Euphrasia brevipila Gremli
  - Euphrasia stricta var. brevipila; [RKe], 70
  - ?Euphrasia officinalis ssp. brevipila; [SK], 515
  587x1003 (~65Kb) Finland: Vaala, Manamansalo, Unelanperä, 18.8.2006, Photo © Harri Arkkio 613x1028 (~86Kb) Finland: Vaala, Manamansalo, Unelanperä, 18.8.2006, Photo © Harri Arkkio
- var. tenuis (Brenner) Jalas
  - Euphrasia brevipila ssp. tenuis (Brenner) Wettst.
  - Euphrasia arctica ssp. tenuis (Brenner) Yeo
  - Euphrasia stricta var. tenuis; [RK], 388
  - Euphrasia officinalis var. tenuis; [SK], 516
  identification uncertain 708x943 (~85Kb) Finland, Muonio, 24.7.2004, Photo © Harri Arkkio
Euphrasia nemorosa (Pers.) Wallr. Tanakkasilmäruoho Grå ögontröst Common Eyebright
- Euphrasia curta (Fr.) Wettst.
- Euphrasia stricta var. curta (Fr.) Jalas
- Euphrasia officinalis ssp. curta; [SK], 517
- Euphrasia nemorosa; [RK], 388; [RKe], 70
Euphrasia nemorosa × stricta
- Euphrasia × hausknechtii Wettst.
- Euphrasia nemorosa × stricta; [RKe], 70

Euphrasia frigida Pugsley Fjällögontröst Pohjansilmäruoho

Euphrasia latifolia auct.
Euphrasia minima auct.

Euphrasia frigida; [RK], 388
Euphrasia officinalis ssp. latifolia; [SK], 517

var. frigida

Euphrasia frigida var. frigida; [RK], 388

588x963 (~49Kb) Finland, Kilpisjärvi, 28.7.2004, Photo © Harri Arkkio	474x633 (~35Kb) Finland, Kilpisjärvi, 28.7.2004, Photo © Harri Arkkio	579x774 (~43Kb) Finland, Hailuoto, Pöllä, 6.8.2005, Photo © Harri Arkkio
783x1044 (~151Kb) Finland: Pori, Reposaari, 22.6.2008, Photo © Harri Arkkio

var. palustris (Jörg.) Nordh.
- Euphrasia frigida var. palustris; [RK], 388

Euphrasia frigida × stricta
- Euphrasia frigida × stricta; [RKe], 70

Euphrasia micrantha Reichenb. Nummisilmäruoho Ljungögontröst
- Euphrasia gracilis (Fr.) Drejer
- Euphrasia micrantha; [RK], 388
- Euphrasia officinalis ssp. gracilis; [SK], 516

Euphrasia bottnica Kihlman Perämerensilmäruoho Strandögontröst

Euphrasia bottnica; [RK], 388
Euphrasia officinalis ssp. bottnica; [SK], 516

427x605 (~53Kb) Finland, Kalajoki hiekat, 22.7.2004, Photo © Harri Arkkio

900x1174 (~141Kb) Finland, Hailuoto, Pöllä, 6.8.2005, Photo © Harri Arkkio

Euphrasia salisburgensis Funck Otasilmäruoho Lappögontröst
- Euphrasia lapponica Th. C. E. Fr.
- Euphrasia salisburgensis; [RK], 389
583x764 (~40Kb) Finland, Kilpisjärvi, 28.7.2004, Photo © Harri Arkkio 398x480 (~33Kb) Finland, Kilpisjärvi, 28.7.2004, Photo © Harri Arkkio

?Euphrasia officinalis L. Yleinen silmäruoho
- Euphrasia officinalis; [RK], 386 (in introduction of Euphrasia); [SK], 514
E. officinalis L. has been split and probably could be added as apartial synonym for any of the above.Also, the placement of [SK]-references is somewhat uncertain (to me). Thus for the time being theentire E. offinialis from[SK] is replicated here just for the record.
- ssp. hirtella (Jord.) Suomen silmäruoho
  - Euphrasia officinalis ssp. hirtella; [SK], 515
- f. fennica (Kihlm.)
  - Euphrasia Rostokowiana Act. soc. fn. et fl. XIII
  - Euphrasia officinalis f. fennica; [SK], 515
- f. brevidens Lindb. fil.
  - Euphrasia officinalis f. brevidens; [SK], 515
- var. onegensis Caj.
  - Euphrasia officinalis var. onegensis; [SK], 515
- f. subeglandulosa Lindb. fil.
  - Euphrasia officinalis f. subeglandulosa; [SK], 516
- f. englandulosa Lindb. fil.
  - Euphrasia officinalis f. englandulosa; [SK], 516
- var. tenuis (Brenn.)
  - Euphrasia officinalis var. tenuis; [SK], 516
- ssp. gracilis (Fr.) Hento silmäruoho
  - Euphrasia micrantha Rchb.
  - Euphrasia officinalis ssp. gracilis; [SK], 516
- ssp. bottnica (Kihlm.) Pohjanmaan silmäruoho
  - Euphrasia micrantha Brenn.
  - Euphrasia hebecalyx Brenn.
  - Euphrasia officinalis ssp. bottnica; [SK], 516
- ssp. stricta (Host)
  - Euphrasia officinalis ssp. stricta; [SK], 516
- f. cuneata Kihlm.
  - Euphrasia officinalis f. cuneata; [SK], 516
- var. pilifera Kihlm.
  - Euphrasia Reuteri Wettst. p.p.
  - Euphrasia officinalis var. pilifera; [SK], 517
- ssp. curta Fr. Tanakka silmäruoho
  - Euphrasia officinalis ssp. curta; [SK], 517
- f. imbricata Lang.
  - Euphrasia officinalis f. imbricata; [SK], 517
- var. glabrescens Wettst.
  - Euphrasia officinalis var. glabrescens; [SK], 517
- ssp. latifolia Pursh. Leveälehtinen silmäruoho
  - Euphrasia officinalis ssp. latifolia; [SK], 517
- f. glandulifera Kihlm.
  - Euphrasia officinalis f. glandulifera; [SK], 517
- f. remotella Kihlm.
  - Euphrasia officinalis f. remotella; [SK], 517
- f. conferta Kihlm.
  - Euphrasia officinalis f. conferta; [SK], 517

Euphrasia oakesii Wettst.
- Euphrasia Oakesii; [GMBOT], 733
Euphrasia williamsii Robinson
- Euphrasia Williamsii; [GMBOT], 733
Euphrasia randii Robinson
- Euphrasia Randii; [GMBOT], 733
- var. farlowii Robinson
  - Euphrasia Randii var. Farlowii; [GMBOT], 733
Euphrasia arctica Lange ex Rostr.
- Euphrasia hirtella Robinson, not Jord
- Euphrasia arctica; [GMBOT], 733
Euphrasia americana Wettst.
- Euphrasia americana; [GMBOT], 733
Euphrasia canadensis Townsend
- Euphrasia americana var. canadensis (Townsend) Robinson
- Euphrasia canadensis; [GMBOT], 733

16.2.2022 (14)

References:

[Harri Arkkio]
Finland; For the time being these pictures are only for this site. Other usage not allowed.
[RUNEBERG] Project Runeberg: Nordic literature online
Project Runeberg; Bilder ur Nordens Fauna (Carl Axel Magnus Lindman)

Some related literature:

[RK]; Hämet-Ahti, Suominen, Ulvinen & Uotila, 1998
Retkeilykasvio (Field Flora of Finland) (Edn 4) Retkeylykasvio : 1-656
[RKe]; Hämet-Ahti, Kurtto, Lampinen, Piirainen, Suominen, Ulvinen, Uotila & Väre, 2005
Lisäyksiä ja korjauksia Retkeilykasvion neljänteen painokseen Lutukka 21 : 41-85
[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.