Sentence examples for ascospores from inspiring English sources

The sac fungi are separated into subgroups based on whether asci arise singly or are borne in one of several types of fruiting structures, or ascocarps, and on the method of discharge of the ascospores.

Cleistothecia are spherical and must rupture or disintegrate to release their ascospores.

The members of Eurotiomycetes produce saclike structures (asci) containing ascospores in either a closed fruiting body (ascocarp) or spore balls.

The ascocarp (in forms called apothecium, cleistothecium [cleistocarp], or perithecium) contain saclike structures (asci) that usually bear four to eight ascospores.

Perithecia are globular or flask-shaped with an apical opening for discharge of ascospores.

Ascomycota, also called sac fungi, a phylum of fungi (kingdom Fungi) characterized by a saclike structure, the ascus, which contains four to eight ascospores in the sexual stage.

Spores of lichen fungi (ascospores) are of extremely varying sizes and shapes; e.g., Pertusaria has one or two large spores in one ascus (saclike bodies containing the ascospores), and Acarospora may have several hundred small spores per ascus.

In the spring the cleistothecia crack open to release one or more spore sacs (asei) containing ascospores that blow to nearby plant parts and initiate infection.

(These, the first ascospores to be observed, were described by French botanist Joseph Pitton de Tournefort in 1701 11.) The most-valued truffle in French cuisine is the Périgord (Tuber melanosporum), which is said to have first gained favour toward the end of the 15th century.

Each ascus usually contains eight ascospores.

Although in most species the ascospore generally has one nucleus, it may be single-celled or multicellular, brown or colourless; the Pertusaria spore, however, is a single cell containing 200 nuclei.