80 THE AMERICAN MONTHLY [Mar., 



Gyroseplicate, turned round like a crook and folded. 



Hypothallus, under the thallus. 



Hymenium, the spore-bearing surface of certain fungi. 



Innate, joined by the base to the very tip of a filament. 



Immarginate, not having a distinct margin or border. 



Lecanoroid, resem1)ling the genus Lecanora. 



Lecidioid, reseml)ling the genus Lecidea. [the middle.) 



Lirelliforra, like a lirella or furrow. (A linear apothecium furrowed along 



Lobulate, divided into lobes or rounded projections. 



Locular, relating to the cells or compartments of an ovary. 



Matrix, the lifeless portion of tissue situated between cells. [a plant. 



Medulla, a soft, cellular tissue occupying the center of the stem or branch of 



Membraneous, resembling membrane or thin skin . 



Monophyllus, one-leaved. 



Multifid, having many segments. 



Muriform, resembling courses of bricks in a wall. 



Orbicular, spherical. 



Ostlole, the exterior opening of a stomate, a small orifice. 



Ovoid, egg-shaped. 



Pannose, similar in texture to felt or woolen cloth. 



Paraphyses, minute jointed filaments growing with the spore cases. 



Parenchymatous, pertaining to the parenchyma of a tissue. [of leaves. 



Parenchyma, a soft, cellular substance of the tissues of plants like the pulp 



Patelliform, pan shaped. [tion. 



Perithecium, an organ surrounding and enveloping the masses of fructifica- 



Podetia, stalks that bear the fructification. 



Reniform, kidney-shaped. 



Scutellate, salver-shaped. 



Scutelliform, scutellate, dish-shaped. 



Sessile, without petiole or foot-stalk, resting directly on the stem. 



Squamulose, having little scales. 



Stipita'te, supported by a stipe or stalk. 



Stroma, a couch or bed, a layer or mass of cellular tissue, especially that part 



of the thallus enclosing the perithecia. 

 Subglobose, not quite globose. 



Tartareous, having the surface rough and crumbling. 

 Terete, cylindrical and slightly tapering. 

 Theca, a case or sheath. 

 Thalline, consisting of thallus. 

 Thallus, a solid mass of cellular tissue, of one or more layers, usually flat 



but sometimes erect or pendulous, elongated and branching. 

 Thecium, that part of the apothecium which contains the organs of the fruit. 

 Turbinate, shaped like a top or inverted cone. 

 Urceolate, pitcher-shaped or urn-shaped. 

 Verruciform, shaped like a wart. 



Villous, covered with fine hairs. [thalline exciple. 



Zeorine, with an apothecium in which a proper exciple is enclosed in the 



