- 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
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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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012