GLOSSARY 5OI 



Muriform (murus, a wall), with cells resembling bricks in a wall. 



Mycelium (Gr. mukes, a fungus), spawn of fungi, the vegetative portion, com- 

 posed of hyphae. 



Mycology (Gr. mukes, a fungus, logos, a discourse), the study of fungi. 



Nuclear {nucleus, a kernel), pertaining to a kernel-like growth as in Ncematelia. 



Obconic {ob, inversely, conus, a cone), inversely conical. 



Obovate {ob, inversely, ovum, an egg), inversely egg-shaped. 



Obtuse {obtusus), blunt or rounded at the end. 



Ochreous {ochra, yellow-earth), yellow, not red-ochre. 



Operculum {operculum, a lid), a cover. 



Ostiolum {ostiolum, a little door), the aperture through which the spores escape 

 in the Gasteromycetes. 



Ovate {ovum, an egg), egg-shaped. 



Papilla {papilla, a nipple), a nipple-like elevation. 

 Papillate, Papillose, with nipple-like elevations. 



Paraphyses (Gr. para, beside, phusis, growth), sterile filaments in a hymenium. 

 Partial, of a veil, clothing the stem and reaching to the edge of the pileus, but 

 not extending beyond it. 



Patelliform {patella, a small dish), dish-shaped. 



Pectinate {pecten, a comb), like the teeth of a comb. 



Pedicel {pediculus, a small foot), a support or stalk, as the small column which 

 supports the inner peridium in some species of Geaster. 



Pedicellate, born on a pedicel. 



Pellicle {pellicula, a small skin), a delicate superficial membrane. 



Pelliculose, furnished with a pellicle or delicate distinct skin. 



Peltate {pelt a, a target), target-shaped. 



Pencilled, with pencil-like hairs either on the tip or border. 



Penicillate {penicillum, a little brush), pencil-shaped. 



Peridiola, diminutive of peridium. 



Peridium (Gr. peridion, a little pouch), the outer enveloping coat enclosing the 

 gleba in the Gasteromycetes. 



Peristome (Gr. peri, about, stoma, a mouth), the fringe or its homologue round 

 the orifice of the peridium in Geaster, Tulostoma, etc., amongst the Gastero- 

 mycetes. 



Perithecium (Gr. peri, about, theke, a case), a receptacle enclosing spores. 



Peronate {pero, a kind of high boot), sheathed, e.g. of a stem which has a 

 woolly covering like a legged boot. 



Pervious {pervins, passable), having an open passage-way ; hollow to the base, as 

 in some stems. 



Pezizoid {eidos, resemblance), cup-shaped, like a Peziza, a genus of Ascomycetes. 



Pileate, with a cap. 



Pileoli, secondary pilei, arising from the division of a primary pileus. 



Pileus {pileus, a cap), a part of the receptacle of a fungus, e.g. the cap-like head 



in Agaricacece. 

 Pilose {pilus, a hair), covered with hairs. 

 Plane {planus), level, even, flat. 



Plasmodium (Gr. plasma, formed substance), the naked nucleated protoplasm of 

 the Mycetozoa. 



Plicate {plico, to fold), folded into plaits. 



