184 



LICHENS OF THE STATE OF WASHINGTON 



Gelatinized. Transformed into a jelly-like Hypothecium. Layer below the hymen- 

 mass. 

 Geniculate. Bent abruptly at an angle, 



like a knee. 

 Gibbous. With irregularly rounded, 



hump-like swellings. 

 Glabrous. Having a surface without hairs 



or scales ; smooth. 

 Glaucous. Bluish green or greenish blue ; 



over-cast with a whitish bloom. 

 Glaucescent. Becoming bluish green or 



sea-green. 

 Globose. Globular, globulose, spherical or 



nearly so. 

 Glomerate. Collected into heads; con- 

 glomerate. 

 Gonidium. Green algal symbiont in a 



lichen. 

 Gonimium. Blue-green algal symbiont in 



a lichen. 

 Granular. Granulate, covered with rough 



irregular granules. 

 Granulosa. Covered with minute granules, 



almost powdery. 

 Gregarious. Scattered closely over a small 



area. 

 Guttula. Guttule, small oil drop in hyphae 



or spores. 

 Guttated. Spotted, as if discolord by 



drops. 

 Gyaleaiform. Gyalectoid, urn-shaped, of 



a waxy texture; urceolate; like the 



genus Gyalecta. 

 Gymnocarpous. Fruit-body open, ex- 

 panded; hymenium uncovered by the 



exciple ; having a naked fruit. 

 Gyrate, Gyrose. Convolute like a brain; 



folded ; wavy. 

 Gyrose-plicate. Plaited in a gyrose man- 



ner. 



Hairy. Covered with fibril-like hairs. 



Halo. Concentric circles of color. 



Haustorium. Special expanded and 

 branched portion of a hypha, entering 

 or closely attached to an algal cell for 

 the absorption of nourishment. 



Hirsute. Covered with rather long stiff 

 hairs and fibers. 



Hyaline. Colorless. 



Hymenium. Spore bearing layer consist- 

 ing of asci and paraphyses; same as 

 thecium. 



Hypha. Fungous filament ; a thread of the 

 mycelium. 



Hyphal rhizoid. A hypha which pene- 

 trates the substratum and performs the 

 function of a rhizoid. 



Hypothallus. First growth of hyphae be- 

 fore any differentiation has taken place, 

 persisting as a colored layer below or 

 surrounding the thallus. 



Hypothalline lines. Lines formed by the 

 growth of the hypothallus. 



lum. 



Imbricate. Overlapping each other like 

 the shingles of a roof. 



Immarginate. Without a margin. 



Immersed. Below the surface. 



Incised. Cut sharply into the margin. 



Incrassate. Thickened. 



Incumbent. Procumbent ; reclining. 



Indeterminate. Without a fixed definite 

 limit; not terminated definitely. 



Inflated. Swollen like a bladder. 



Inflexed. Bent inward, incurved. 



Innate. Embedded in the thallus ; not su- 

 perfacial. 



Intricate. Intertwined ; interwoven ; not 

 coalescent. 



Involute. Rolled in; edges or margins 

 rolled inward or upward. 



Isidiose. Isidioid, provided with isidia. 



Isidium. A coral-like outgrowth produced 

 upon the thallus. 



Lacerate. Torn or irregularly cleft. 



Lacinia. Slender lobes of the thallus. 



Laciniate. Slashed, cut more coarsely than 

 fimbriate. 



Lacuna. A depression, a pit. 



Lacunose. Covered with depressions or 

 pits. 



Lateral. Attached on or near the side or 

 edge of the thallus or fruit-body; con- 

 trasted with terminal. 



Latticed. Cross-barred. 



Lax. Distant, loose. 



Lecanorine. Having an apothecium with 

 both a thalline and a proper margin, as 

 in the genus Lecanora. 



Lecideine. Lecideoid, having an apothe- 

 cium with a proper carbonaceous mar- 

 gin, but without a thalline margin, as 

 in the genus Lecidea. 



Lenticular. Lentiform, having the form of 

 a lens, lens-shaped. 



Leprose. Mealy, scrufy. 



Linear. Several times longer than wide, 

 with parallel edges. 



Lirella. Long narrow apothecium, as in 

 the Graphidaceae. 



Lobate. Divided into lobes. 



Lobulate. Having small lobes. 



Locule. Loculus, a cell or cavity. 



Lurid. Ghastly ; pale yellow ; sallow ; wan. 



Mazaedine. Dough-like mass of spores 

 and paraphyses. 



Medulla. Loose network of hyphae in in- 

 terior of well developed thallus. 



Membranaceous. Membranous, thin and 

 pliant like a membrane. 



Monophylous. One-leaved. 



Micron. Length of one-thousandth part of 

 a millimeter; the unit of microscopic 

 measurement ; designated by M. 



