Symplocarpus foetidus (closer to bulbous than cardamine)
Hannon (Sun, 07 Apr 2013 16:12:34 PDT)

How is this plant "closer to bulbous" than Cardamine? The illustrations
I've found show a minimal rootstock and average-looking perennial roots. It
doesn't seem any more geophytic than a goldenrod or a cattail. It does
remind me of this geophytic aroid, though:

http://aroid.org/genera/speciespage.php/…

Dylan