The Collaborative International Dictionary
Bicallose
Bicallose \Bi*cal"lose\, Bicallous \Bi*cal"lous\, a. [Pref. bi-
+ callose, callous.] (Bot.)
Having two callosities or hard spots.
--Gray.
Wiktionary
bicallose
a. (context botany English) Having two callosity or hard spots.