Crystal 



cupola-shaped 



Cryst'al {KpvffraWos, ice), a mineral 

 solid, usually of regular faces or 

 angles, found in the tissues of plants, 

 of very various composition; — cells, 

 cells containing crystals ; '-' Bust, 

 exceedingly small crystals in plant- 

 cells (Haberlandt) ; '- -conglom'erate, 

 clustered crystals ; — hairs, crystal 

 projecting inwards as in some eu- 

 phorbiaceae ; Id'ioblasts, in the 

 epidermis, large or small special cells; 

 -^ Eecep'tacles, a term to include all 

 kinds of crystal-containing cells ; ~ 

 -sacs, enlarged special cells ; '-- -sand 

 = '-' Dust; -' -scleren'chyma, tissue 

 of cells with thickened walls con- 

 taining single crystals (Solereder) ; 

 Crys'tallid, Fischer's emendation of 

 Crystalloid ; Cryst'allochores, -ae 

 (x«pis, separate), plants distributed 

 by the action of glaciers (Clements) ; 

 Cryst'alloid {eUos, resemblance), (1) 

 term applied to protein crystals as 

 being less truly angular than normal 

 crystals, as well as swelling in water ; 

 (2) in contradistinction to colloid. 



Ctein'ophytes {kt^Ivo}, I kill ; ^vrhu, a 

 plant), Fungi whose influence on 

 their hosts is chemical only 

 (Wakker). 



cten'oid (ktcIs, KT^vhs, a comb, eI56s, 

 resemblance), comb-like, pectinate. 



Cu'bebine, the active principle of Piper 

 Cubeba, Linn. 



cu'biform {cubus, a die ; forma, shape), 

 dice-sliaped, cubic; cu'bic, cu^bicus, 

 cu'bical, of a cubic form. 



CuTsit [cubitum, the elbow), a measure, 

 from the elbow to the finger-tips, 

 usually reckoned as equivalent to 18 

 inches, or 45 cm. ; cubitalis (Lat. ), 

 about half-a-yard in length. 



Cu'bus (Lat.), a solid figure of six 

 square sides. 



cuculla'ris, cu'cullate, cuculla'tus {cuc- 

 ullus, a hood), hooded, or hood- 

 shaped ; cucull'ifonn {forma, shape), 

 hood-like in shape; Cucall^as, a 

 hood. 



cucu'miform {cucumis, a cucumber), 

 shaped like a cucumber (Crozier). 



cucurbita'ceous {cucurbita, a gourd, -f- 

 ACEOUs), like a gourd ; of gourd- 



like growth ; cucurbiti'nus has the 



same meaning. 



98 



Cud'bear, the Scotch name for Orchil. 



Cul-de-sac (Fr. ), "a tubular or bag- 

 shaped cavity, closed at one end" 

 (Crozier). 



Culm, culm'vs (a stalk, especially of 

 grain), the peculiar hollow stem or 

 •' straw " of grasses ; culm'eus (Lat.), 

 straw- like ; citlmic'olous {colo, I in- 

 liabit), growing on the stalk of 

 grasses ; culm'ifer, culmif'erous 

 ifero, I bear), producing culms. 



Cul'tifomi {cultus, tilled, forma, shape), 

 a cultivated form of a species or 

 variety (Kuntze) ; Cultohy'bridoform, 

 a cultivated hybrid of mixed parent- 

 age (Kuntze). 



cult'rate, cuUra'tus (Lat. knife-like), 

 the shape of a knife-blade ; cult'ri- 

 form, cultriform'is {culler, a knife; 

 forma, shape), in shape like a knife, 

 or coulter. 



Cult'ures, in botany, applied to ex- 

 ])erimental growth conducted in the 

 laboratory. 



cumaphyt'ic [Kv^ia, Kv/xaros, a wave, 

 (pvrhv, a plant), plant-modification 

 due to wave-action (MacMillan) ; 

 Cumaphy'tism is the condition. 



Cu'marin, see Coumarin. 



cu'neal (Croziej), {cunem, a wedge), 

 cunea'rius X (Lindley), cu'neate, 

 cionea'tus, cu'neifonn, cuneiform' is, 

 wedge-shaped, triangular. 



cunic'ulate, cunicula'tus {cuniculus, a 

 rabbit), pierced with a long deep 

 passage open at one end, as the 

 peduncle of Tropaeolnm. 



Cu'nix X (deriv. ?) ** The sepai-able 

 place which intervenes between the 

 wood and bark of exogens " (Lindley) ; 

 the cambium region. Mr. Gepp 

 suggests as a possible derivation, 

 Kvwv, a dog, i*|6s, birdlime, as being 

 viscous but worthless as birdlime. 



Cup, (1) an involucre, as of the acorn; 

 (2) the receptacle, or "shield "in 

 some Lichens ; (3) used for Disco- 

 carp ; -- shaped, formed like a goblet, 



see CKATEKIFORM. 



cu'pola-shaped, nearly hemispherical, 

 like an acorn-cup. 



