518 



THE LICHEN-FLOKA 



Orbicular, of an expanded circular form. 



Orbiculari-radiose, passing from an orbicular form into a radiate one. 



Orbiculari-squamose, squamae spreading in an orbicular space. 



Orbiculate, same as orbicular. 



Ostiolum, the portion of the perithecium of a Verrucaria, or that portion of 



the thalline verruca in Pertusaria, protruded above the surface of the 



thallus. 

 Oval, broadly elliptical obtuse at each end. 

 Oviformi-oblong, an oblong slightly broader at one end and so approaching to 



the shape of an egg. 

 Ovuto-oblong, oblong broader at one end. 



Ovato-subpyriform, an ovate form verging towards a pear-shape. 

 Ovoid, shaped like an egg. 



Ovoideo-ellipsoid, an ellipsis somewhat broader at one end. 

 Pallescent, growing pale. 

 Pallescenti-livid, pale-clouded. 

 PalUdo-albicamt, pale or whitish. 

 Pallido-canescent, pale-hoary. 

 Pallido-castaneous, pale-chestnuf-brown, 

 Pallido-cervine, pale-tawny. 

 Pallido-cinerascent, pale-ashy-grey. 

 Pallido-cinereous, pale-ashy-grey. 

 Pallido-cinereo-ritfescefit, pale-ashy-reddish. 

 PaUido-fuscescent, pale-brown. 

 Pallido-fusco-cinerascent, pale-brown-ashy-grey, 

 Pallido-glaucescent, pale-glaucous. 

 Pallido-livid, pale-clouded. 

 Pallido-lutescent, palish-yellow. 

 PaUido-oCkraceous, pale-ochrey. 

 Pallido-rufescent, pale-red. 

 Pallido-rufous, pale-red. 

 Pallido-spadiceous, pale-light-brown. 

 Pallido-sulphureous, pale-sulphur-coloured. 

 Pallido-sulphureo-virescent, pale-sulphury-green. 

 Pallido-testaceous, pale-brownish-yellow. 

 Pallido-virescent, pale-greenish. 

 Palmatijid, cut or divided in a palmate manner. 

 Palmato-multifid, cut into many lacinise resembling the human hand. 

 Papilla:, small nipple-like projections. 

 PapHkeform, like small nipple-like prominences. 

 Papillato-dactyloid, in finger-shaped papillae. 

 Papillato-exasperate, roughened with minute papillae or points. 

 PapilJato-sorediate, with sorediate papillae. 

 Papillato-unequal, uneven with papilla. 

 Papillato-verrucose, consisting of papillate warts. 

 Papilloso-granulate, having granular papillae. 



Papilloso-scabrous, roughened with minute nipple-like prominences. 

 Papilloso-subglobose, of a somewhat globular papillate aspect. 

 Parallel, lines maintaining an equal distance from each other. 

 Paraphyses, minute hyaline thread-like filaments accompanying the asci, 



having rounded or clavate coloured apices which by their ji;xta-position 



give the peculiar colour to the epithecium. 

 Parasitic, growing on some other lichen. 

 Paries, wall. 



Patellaroid, like a little dish. 

 Patelliform, dish-shaped. 

 Patellulate, like a little dish. 

 . Pauci-articulate, with few joints. 

 Plano-convex, of flattened convexity. 

 Pedato-radiate, radiate like the foot of a bird. 

 PediciUate, stalked. 

 Pellucid, transparent. 

 Peltate, placed like a pelta or shield horizontally on the apex of a division of 



the thallus or on a stipes. 

 Peltiform, shield-like. 

 Pendulous, hanging downwards. 

 Perforated, having round hoks, 



