OF GREAT BRITAIN. 517 



Murali-locular, see murali-divided. 



Murali-reticulate, marked with muriform reticulations. 



Muri/ormi-locular, same as murali-locular., 



Naked, without covering or mark. 



Nerveless, destitute of nerves, 



Nigrescent, approaching a black colour. 



Nigrescenti-oMvaceo-virescent, blackish-olive-green. 



Nigricant, black. 



Nigricanti-ccerulescent, of a blackish-blue colour. 



Nigriamti-cinereous, blackish-ashy-grey. 



Nigricanti-clavate, black club-shaped. 



Nigricajiti-fibrillose, with blackish fibres. 



Nigricanti-fwfwraceous, covered with a blackish scurf. 



Nigrwanti-Umitate, thallus defined or limited by a blackish line of hypothallus. 



Nigricomti-macular, forming a black spot or patch. 



Nigro-cossious, blackish-blue-grey. 



Nigro-ciliate, with black cilise or hairs. 



Nigro-determmate, defined by a black line of hypothallus. 



Nigro-fibrillose, with black fibres. 



Nigro-jibrUloso-ciliate, ciliated with black fibres'. 



Nigro-fuscescent, black-brown. 



Nigro-fuscous, of a dark or blackish-brown colour. 



Nigro-marginate, having black margins. 



Nigro-olivaceous^ black-olive. 



Nigro-piceous, pitch-black. 



Nigro-rhisinose, having black rhizinse. 



Nigro-rufous, black-red. 



Nigro-tomentose, having black tomentum. 



Nigro-virescent, black or dark-green. 



Nodules, knot-like bodies. 



Noduli/orm, like a knot. 



Noduloso-confiuent, knot-like tubercles flowing together or conjoined. 



Noduloso-pulvinate, in knot-like cushiony patches. 



Normal, of the ordinary structure or form or size. 



Nucleus, an internal knot-like substance or contents. 



Nucleiform, a knot-like tubercle containing a nucleus. 



Nucleolate, having nuclei. 



Obconico-turbinate, inversely conical and topshaped. 



Oblique, slanting. 



Obliterated, evanescent. 



Obliterato-squamulose, having scales somewhat obliterated or changed. 



Oblong, elliptical, obtuse at each end. 



Oblongo-cylindrical, a wide cylindrical form. 



Oblongo-ellipsoid, broadly and obtusely elliptical. 



Oblongo-fusiform, broadly fusiform. 



Oblongo-lobate, in oblong lobes.' 



Oblongo-ovoid, shape between oblong and eggshape. 



Obovate, reversely ovate, the broad end uppermost. 



Obscurate, darkened. 



Obscured, darkened. 



Obsolete, evanescent. 



Obtuse, not pointed, with a rounded or blunt termination. 



Ocellate, imbedded in and margined like a little eye. 



Ochraceo-ferruginous, of an ochrey-rust-colour. 



Ochraceo-granuloso-pruinose, with an ochrey granular pruina. 



Ochraceo-lutescent, ochrey-yellow. 



Ockroleuco-pulverulent, with white or pale-ochrey powder. 



Ochraceo-suffused, covered with ochrey pruina. 



Och.rolew.ous, pale-ochrey-colour. 



Oleoso-locular, spores with cells like drops of oil. 



Olivaceo-cervme, olive-tawny. 



Olivaceo-cinereous, of an olive-ashy-grey. 



Olivaceo-f 11 acescent, olive-brownish. 



Oli/vaceo-fuscous, dark-olive-brown. 



Olivaceo-virescent, olive-green. 



Opake, dull, not polished or shining. 



