Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A slender projection of the basidium of some fungi that bears a basidiospore.
from The Century Dictionary.
- noun In botany, a stalk or support of some kind: a term of varying application.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology A slim projecting part of the
basidium of some species offungi that carries thebasidiospore .
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
Support
Help support Wordnik (and make this page ad-free) by adopting the word sterigma.
Examples
-
At the apex of each basidium a flask-shaped cell, "sterigma" (d), appears.
-
On top of the basidia are minute stalk-like branches, called sterigmata (singular sterigma), and each branch carries a naked spore.
Among the Mushrooms A Guide For Beginners Caroline A. Burgin
-
At free end of each sterigma is formed an oval body -- a spore or
-
At the apex of each sterigma appears a row of oval cells -- "spores" or
-
Two or more gonidia may be supported upon each sterigma.
-
From each one of these cells of the basidium a long, slender process (sterigma) grows out to the surface of the plant and bears the spore.
Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. George Francis Atkinson 1886
-
In our plants, which seem to be typical, the spores are nearly globose, varying to oval, and with the minute point where the spore was attached to the sterigma at the smaller end, the spores usually being finely granular, 6 -- 9 µ in diameter, and rarely varying towards short elliptical, showing a tendency to approach the shape of the spores of
Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. George Francis Atkinson 1886
-
The additional energy is probably consumed in severing the connection between the spore and its perch (sterigma).
-
_tr_ = = trama; _sh_ = = sub-hymenium; _b_ = = basidium, the basidia make up the hymenium; _st_ = = sterigma; _g_ = = spore.
Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. George Francis Atkinson 1886
-
"gonidium" (d), which, when ripe, is thrown off from the sterigma.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.