The Collaborative International Dictionary
Testiculate
Testiculate \Tes*tic"u*late\, a. [NL. testiculatus.] (Bot.)
Shaped like a testicle, ovate and solid.
Having two tubers resembling testicles in form, as some species of orchis.
Wiktionary
testiculate
a. 1 Shaped like a testicle. 2 testicular.