Canada's Plant Hardiness Site

Ophioglossaceae Adder's-Tongue family
Botrypus virginicus (L.) Michx.
En: rattlesnake fern, common grapefern, rattlesnake grapefern, Virginia grapefern;
Fr: botryche de Virginie, fougere-a-grappes

• [=Botrychium anthemoides C.Presl]
• [=Botrychium brachystachys Kunze]
• [=Botrychium charcoviense Port. ex C.Presl]
• [=Botrychium cicutarium (Savigny) Sw.]
• [=Botrychium dichronum Underw.]
• [=Botrychium gracile Pursh]
• [=Botrychium virginianum (L.) Sw.]
• [=Botrychium virginianum (L.) Sw. forma europaeum (Ångstr) Clute]
• [=Botrychium virginianum (L.) Sw. forma gracile (Pursh) Clute]
• [=Botrychium virginianum (L.) Sw. forma intermedium (Butters) Clute]
• [=Botrychium virginianum (L.) Sw. forma laurentianum (Butters) Clute]
• [=Botrychium virginianum (L.) Sw. subsp. europaeum (Ångstr.) R.T.Clausen 1938, non Jav.]
• [=Botrychium virginianum (L.) Sw. subsp. virginianum]
• [=Botrychium virginianum (L.) Sw. var. europaeum Ångstr.]
• [=Botrychium virginianum (L.) Sw. var. gracile (Pursh) G.Lawson]
• [=Botrychium virginianum (L.) Sw. var. intermedium Butters]
• [=Botrychium virginianum (L.) Sw. var. laurentianum Butters]
• [=Botrychium virginianum (L.) Sw. var. meridionale Butters]
• [=Botrychium virginianum (L.) Sw. var. mexicanum Hook. & Grev.]
• [=Botrychium virginianum (L.) Sw. var. occidentale Butters]
• [=Botrychium virginianum (L.) Sw. var. typicum R.T.Clausen, nom. illeg.]
• [=Botrychium virginianum (L.) Sw. var. virginianum]
• [=Botrychium virginicum (L.) Willd.]
• [=Botrychium virginicum (L.) Willd. ß gracile (Pursh) C.Presl]
• [=Botrypus cicutaria (Savigny) Holub]
• [=Botrypus virginianus (L.) Holub]
• [=Botrypus virginicus (L.) Michx.]
• [=Japanobotrychium cicutarium (Savigny) Nishida ex Tagawa]
• [=Japanobotrychium virginianum (L.) Nishida ex Tagawa]
• [=Osmunda cicutaria Savigny in Lam.]
• [=Osmunda virginiana L.]
• [=Osmunda virginica L. 1767, non (Michx.) Houtt. 1786, nom. illeg. superfl.]
• [=Osmundopteris cicutaria (Savigny) Nishida]
• [=Osmundopteris virginiana (L.) Small]