Male Fern

United States

2011-04-30 Upper Austria, district Rohrbach - mixed forest (705 msm Quadrant 7448/2).German name: Echt-WurmfarnWith leaves of Oxalis acetosella, Anemone nemorosa, and Mercurialis perennis.

Kohler's Medizinal-Pflanzen in naturgetreuen Abbildungen mit kurz erlauterndem Texte :.Gera-Untermhaus :Fr. Eugen Kohler,[1883-1914].biodiversitylibrary.org/page/303730

Briantspuddle, England, United Kingdom

Lehrbuch der Botanik;.LeipzigQuelle & Meyer1911.biodiversitylibrary.org/page/22538202

2010.06.13 Lower Austria, Hollabrunn/Thaya National Park (320 m AMSL).Very common, here in one of its typical habitats.Sporangia from july till september.German name: Echt-WurmfarnID: Fischer & al., Exkursionsflora (2008 3rd)

2011-04-30 Upper Austria, district Rohrbach - mixed forest (705 msm Quadrant 7448/2).German name: Echt-WurmfarnWith leaves of Anemone nemorosa, Mercurialis perennis, and Oxalis acetosella.