Home ยป Osmundaceae

Osmunda

1. Leaves twice-pinnate, the pinnules clearly stalked; fertile portion terminal on the leaf.

O. regalis

1. Leaves once-pinnate (though pinnae deeply lobed); fertile portions occurring in the middle of the leaves.

O. claytoniana

All species found in Osmunda

Osmunda claytonianaINTERRUPTED FERN 
Osmunda regalisROYAL FERN 

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 17, 2017. http://michiganflora.net/genus.aspx?id=Osmunda.