Not an accepted name (status: unknown). The accepted name is Ipomoea wolcottiana Rose, 1894.

Ipomoea wolcottiana subsp. calodendron (O'Donell) McPherson, 1982 2% complete

No common name

Ann. Missouri Bot. Gard. 68: 544 (1982)

There is no corrections for Ipomoea wolcottiana subsp. calodendron yet.