MYCOLOGICAL GLOSSARY 



Abbreviations: nov. gen. (or n. g.), new genus; n. sp., new species; the 

 Greek letter mu, micron or one-thousandth of a millimeter; 2-5xG 

 -9" means 2 to 5 by 6 to 9 "lines" or twelfths of an inch. 

 Aber'rant: departing somewhat from the usual form or type. 

 Abstriction: separation by constriction near the end as in conidia. 

 Acer'vuli: tufts of hyphae bearing spores. 

 Acctab'uliform: shape of a shallow bowl. 

 Acic'uhr: needle-shaped, like pine leaves. 

 Acrog'cnotis: produced at the top. 

 Arrop'etal: developing from base toward apex. 

 Arit'hatc: with slender point. 

 Acuminate: having a long-drawn-out point. 



Aclnate: growing fast to; the gills attached to the stem as in the Fig. 

 Adncxcd: said of gills when attached slightly or by the upper angle only. 

 Accid'ial spores: those produced in the Aecidium. 



Accid'itim: the first fruiting stage of the Rusts, as the Violet Aecidium, etc. 

 Aethal'lium: fruiting plasmodium-like mass covered with a cortex in case 



of some of the Slime-moulds. 

 Ag'aric: a gill-bearing mushroom. 

 Agar'icoid: like an Agaric, or mushroom-like. 

 Allan'toid: narrowly-oblong or sausage shaped. 

 Allia'ccovs: with odor of onions. 

 Aluta'ceous: of pale brown color, like leather. 

 Amor'phons: without definite form. 

 AmpJiig'enous: produced on both sides or all around. 

 Amyla'ceous: starchy, like or containing starch. 

 Am'ylum: starch. 

 Analogy: resemblance in function and perhaps in external form, but 



fundamentally different in structure or origin, see morphology. 

 Anas'tomose: to run together irregularly or netlike. 

 An'nulus: the ring on the stem, see mushroom for illustration. 

 Anterior: said of the end of the lamella next to the margin. 

 Apic'ulate: having a short, abrupt point. 

 Apic'ulus: a short abrupt point. 



Apothe'cium: used in connection with the Ascomycetes where the fruc- 

 tification is more or less cup-shaped and having the hymenium 



(fruiting surface) on its concave surface; ascoma. 

 Appcndic'ulatc: v.'ith an appendage, or hanging in small fragments. 

 Ap'planate: flattened out or horizontally expanded. 

 Appresscd: applied closely to the surface or to each other. 

 Approximate: said of gills which do not quite reach the stem. 

 Aqueous' may be watery, or merely lacking color, that is, hyaline. 

 Araeh'noid: like a cobweb, as is the veil in some mushrooms. 

 Are'olate: divided into little patches or areas. 

 Argilla'ceous: resembling clay. 

 Ascending: said of lamellae in a conical pileus; said of the partial veil 



in its young stage when its marginal attachment is below its stem 



attachment. 

 Ascig'erous: bearing asci. 



As'cocarp: the spore cap or fructification in Ascomycetes. 

 Asco'ma: the apothccium or fruiting body in Lichens, Pezizae, etc. 

 Ascomycc'tcs: the group of fungi whose spores are borne in asci. 

 As'cos'porcs: the spores borne in an ascus. 

 As'cus (pi. as'ci) : a cell in which spores are borne. 

 As'tomous: without an aperture or mouth. 

 Atten'uate: gradually narrowed. 

 Aurantia'ceous: orange colored. 

 Au'reus: golden; yellow with a tinge of red. 

 Auric' tilatc: ear shaped. 

 Auton'omous: said of plants that arc complete in themselves and rot a 



part only of the life cycle. S^>40'^'i 





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