OF GREAT BRITAIN. 509 



Crustaceans, applied to a thalhis which is closely appressed to the substance on 

 whioh it grows in contradistinction to membranaceous. 



Crustaceo-cartUagimous, between crustaceous and cartilaginous. 



Crustaceo-concre3cent, growing together into a crust. 



Crustaceo-granulose, a crustaceous thallus composed of distinct granules. 



Crustaceo-imbricate, squamae of a crustaceous consistence overlapping each other. 



Crustose, forming a crust. 



Cucullato-revolvte, rolled back into a cowl shape. 



Cupular, cup-shaped. 



Oupuliform, like a little cup. 



Cuspidate, abruptly pointed. 



Cyathi/orm, cup-shaped like a reversed cone. 



Cyathoid, like a cup or a reversed cone. 



Cylindrical, having a true cylindrical figure like a pipe. 



Cylindrico-acicular, cylindrically needle-shaped. 



Gylindraceo-fusiform, a cylindrical form tapering to a point at both ends. 



Gylindraceo-oblong, narrow oblong. 



Cyphellate, minute sunken roundish cup-like spots on the under surface of the 

 thallus of the Stictei. 



GypheUw, minute urceolate excavations on the under surface of the thallus. 



Dactylino-papUlate, consisting of papillee which are divided like fingers. 



Decorticate, deprived of the cortical layer. 



Decumbent, reclining on the earth and rising again from it at the apex. 



Decussate, alternately crossing each other. 



Dehiscent, ruptured or split open. 



Dehiscing, rupturing. 



Deliquescing, dissolving. 



Dendritical, branched like a tree. 



Denigrate, blackened. 



Dentate, toothed. 



Dentato-radiate, with minute teeth spreading in a ray -like manner. 



Denticulate, with minute teeth. 



Denticulato-cristate, crested with minute teeth. 



Denticulato-dilated, expanded at the toothed margin. 



Denticulato-laciniate, laciniate or cut into minute teeth. 



Denticulato-ruptured, ruptured in tooth-like fashion. 



Denticulato-stellate, minute teeth spreading in a star-like manner. 



Deplanate, flattened or expanded. 



Depressed, pressed down or flattened. 



Depresso-adnate, depressed and closely adhering. 



Depresso-areolate, divided into flattened areolae. 



Depresso-concave, depressed into a concave hoEow. 



Depresso-convex, flattened convex. 



Depresso-granulate, covered with flattish granules. 



Depresso-hemAspherical, hemispherical and depressed or flattened on the apex. 



Depresso-implexed, entangled in a depressed or flattened manner. 



Depresso-pulvinar, composed of depressed or flattened cushion-like masses. 



Depresso-verrucarioid, lake depressed warts. 



Determinate, definite in contradistinction to effuse. 



Dichotomous, having the division always in pairs. 



Diffluent, dissolving. 



Difformed, deformed. 



Difformi-lobate, lobed in an irregular or deformed manner. 



Diffract, broken: into distinct areolae separated by chinks. 



Diffrdcto-insculpt, a surface broken up and sculptured. 



Dtffracto-unequal, unequally broken up. 



Diffuse, spreading in an indeterminate way. 



Dbjjuso-macular, consisting of a diffuse or expanded irregular spot or patch. 



Digitate, divided like the fingers of the human hand. 



Digitato-dentate, with finger-like teeth, 



Digitato-lobate, in finger-Eke lobes. 



Digitaot-mjdUfid, cut into numerous finger-shaped lacunas. 



Digitato-partite, divided into finger-like divisions. 



DUated, expanded or spread out horizontally. 



Dilatato-compressed, dilated a,nd compressed. 



Diluto-nigrescent, pale-washy-blackish, 



