Glossary 



E'QUAL (cequalis, equal, like), all gills of the same, or nearly the same, length from 



back to front; stem of uniform thickness. 

 ERO'DED (erodere, gnaw off), the edge ragged as if torn. 



ERUM'PENT (erumpen(t-)s, ppr. of erumpere, break out), prominent; originating be- 

 neath and bursting through the surface of the matrix. 

 ETIOLATE, ETIOLATED (stipula, straw), whitened, blanched by exclusion of the 



sun's rays or by disease. 

 EVANESCENT (evanescen(t-)s, ppr. of evanescere, vanish away), fleeting; vanishing; 



soon disappearing. 

 E'VEN, of a surface which is quite plane as contrasted e. g. with one which is striate, 



pitted, etc. Distinguished from smooth. A surface may not be smooth and yet 



be even. 



Ex-, prefix. See "E-." 

 EXCEN'TRIC ( Gr. out of the center) , not central ; the stems of some mushrooms are 



always excentric. 

 EXCIP'ULUM (excipulum, a vessel for receiving liquids, <^excipere, take out, receive), 



outer layer of an apothecium or cup developed as part of the receptacle. 

 Exo-, prefix signifying "outside." 

 EX'OGEN (Gfr. outside, + producing), a plant in which the growth of the stem is in 



successive concentric layers. 

 EXOGENOUS, growing by additions on the outside ; belonging to or characteristic of 



the class of exogens ; produced on the outside, as the spores of hyphomycetous 



and many other fungi. 



EXOPERID'IUM (Or. outside, + peridium), outer layer of the peridium. 

 EX'OSPORES (exosporium) , spores which are free, not produced within a sporangium, 



as basidio-spores. 



EXOSPO'RIUM (Gr. outside, -f- seed), the outer coat of a spore; same as episporium. 

 EXOTIC (exoticus, foreign, alien), foreign, not native. 

 EXPAN'DED (expandere, pp. expansus, spread out, <ex, out, -\-pandere, spread), spread 



out, as a pileus from convex to plane. 

 EX'PLANATE (explanatus, flattened, spread out), flattened, expanded; applied 



usually to a part which has been rolled or folded. 



EXSER'TED (exsertus, thrust out, pp. of exsere, stretch out), projecting; standing out. 

 ExsiccA /f ri (exsiccatus, pp. of exsiccare, dry up), dried specimens; especially those 



published in sets and distributed. 



FACULTATIVE (faculta(t-)s, faculty), capability, etc., having a faculty or power, but 

 exercising it only occasionally or incidentally ; optional or contingent. 



FAC'ULTATIVE-PAR'ASITE, an organism which normally lives throughout as a sapro- 

 phyte, but which may also go through its course either wholly or in part as a 

 parasite. 



FAC'ULTATIVE-SAP'ROPHYTE, an organism which normally is parasitic, but which can 

 vegetate at certain stages as a saprophyte. 



FAI/CATE, FAI/CIFORM (falcatus, bent, curved, hooked, sickle-shaped, </ate, a 

 sickle), hooked, curved like a scythe or sickle. 



FAMILY (familia, household establishment, < famulus, a servant), a systematic 

 group in a scientific classification embracing a greater or less number of genera 

 which agree in certain characters not shared by others of the same order. 



FARC'TATE (farctus, </ara'o, to stuff), stuffed ; without vacuities ; opposed to fistulose. 



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