Proliferous /(?)/

Pro·lif·er·ous

Proliferous

a.
  1. Bearing offspring; -- applied to a flower from within which another is produced, or to a branch or frond from which another rises, or to a plant which is reproduced by buds or gemmæ. (Bot.)
  2. Producing young by budding. (Zool.)

Phrases & Compounds
Proliferous cyst
a cyst that produces highly-organized or even vascular structures.