statoblast
noun
stato·blast ˈsta-tə-ˌblast 
1
: a bud in a freshwater bryozoan that overwinters in a chitinous envelope and develops into a new individual in spring
2
: gemmule sense b
Example Sentences
Recent Examples on the Web Zooids are hermaphroditic but spread thanks to statoblasts, a clump of cells found on the organism that can reproduce asexually if broken off from the colony. 
Sarah Gibbens, National Geographic, 31 Aug. 2017
Sarah Gibbens, National Geographic, 31 Aug. 2017 Word History
Etymology
International Scientific Vocabulary
First Known Use
1855, in the meaning defined at sense 1