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The spore case enclosed by the endoperidium has no stalk , and is opened at the top by a tear or pore. Microscopically, sterile cells, long-threaded cells called capillitium originate from the inner surface of the peridium; they are highly branched and interwoven. The spores are large, spherical, minutely warted, and brown. [5]
The rays have an irregularly cracked surface, while the spore case is pale brown and smooth with an irregular slit or tear at the top. The gleba is white initially, but turns brown and powdery when the spores mature. The spores are reddish-brown and roughly spherical with minute warts, measuring 7.5–11 micrometers in diameter.
In Common Smoothcap moss (Atrichum undulatum), the vibration of sporophyte has been shown to be an important mechanism for spore release. [15] In the case of spore-shedding vascular plants such as ferns, wind distribution of very light spores provides great capacity for dispersal. Also, spores are less subject to animal predation than seeds ...
A sorus (pl.: sori) is a cluster of sporangia (structures producing and containing spores) in ferns and fungi. A coenosorus ( pl. : coenosori ) is a compound sorus composed of multiple, fused sori. Etymology
Spore Origins is the mobile phone/iPhone [89] /iPod [90] spinoff of Spore, and as with the Nintendo DS version, focuses on a single phase of gameplay; in this case, the cell phase. The simplified game allows players to try to survive as a multicellular organism in a tide pool , similar to Flow . [ 91 ]
Initially white, the surface of the peridium (spore case) is densely covered with short spines; the spines eventually fall off in irregular sheets, exposing the smooth, brown underlying surface. Mature fruit bodies form a small opening at the top through which spores are released.
These spots are called "sori" and consist of masses of spore cases, called sporangia. [9] On Polystichum vestitum the spores are monolete and bilaterally symmetrical located which gives them unique identification. [10] When the spores are ripe, the sporangia is torn apart and the light-weighted spores are carried away with the wind. [11]
Forensic palynology is a subdiscipline of palynology (the study of pollen grains, spores, and other palynomorphs), that aims to prove or disprove a relationship among objects, people, and places that may pertain to both criminal and civil cases. [1]