- a small stalk that bears a sporangium, a conidium, or especially a basidiospore.
Origin of sterigma
1865–70; < New Latin < Greek stḗrigma a support, equivalent to stērig-, base of stērízein to support + -ma noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for sterigma
D, Passage of a nucleus through the sterigma into the basidiospore.
At free end of each sterigma is formed an oval body—a spore or "gonidium" (d), which, when ripe, is thrown off from the sterigma.
At the apex of each basidium a flask-shaped cell, "sterigma" (d), appears.
- biology a minute stalk bearing a spore or chain of spores in certain fungi
C19: New Latin from Greek stērigma support, from stērizein to sustain