Trama (mycology) Trama (mycology) In mycology, trama is the inner, fleshy portion of a mushroom's basidiocarp, or fruit body. It is distinct from the outer layer of tissue, known as the pileipellis or cuticle, and from the spore-bearing tissue layer known as the hymenium. In essence, the trama is the tissue we call the "flesh" of mushrooms and similar fungi. Literally, "trama" is the Latin word for the "weft" or "woof" yarns in the weaving of cloth. This probably is related to the basidiocarp trama being "filler" tissue and that analogously the woof yarn in weaving is sometimes called "fill". Furthermore, the
Society for the Study of Evolution Society for the Study of Evolution The Society for the Study of Evolution is a professional organization of evolutionary biologists. It was formed in the United States in 1946 to promote evolution and the integration of various fields of science concerned with evolution and to organize the publication of a scientific journal to report on new research on evolution across a variety of fields. The Society was established at a meeting in St. Louis on March 30, 1946. Fifty-seven scientists attended the meeting, which was chaired by Alfred E. Emerson. George Gaylord Simpson was elected as the Society's first President,