542 



GLOSSARY. 



Cristate. Crested. 



Crown. See Cm-o-na. 

 rucifermcs. Belong 

 cruciform or cross-shaped corolla. 



Crustaceous. Hard and brittle. 



Cri/ptogamous. Flowerless, fructifying without 

 the agency of proper stamens and pistils. 



Cucullate. Siiaped like a hood or cowl, con- 

 cave and somewhat arched, or like an ovate 

 leaf with edges inrolled ; in mosses, applied to 

 a conical calyi)tra cleft at one side. 



Culm. The hollow jointed stem peculiar to 

 grasses. 



Cidtrute, or Cultriform. Shaped like a coulter 

 or broad knife-blade. 



Cuneate, or Cuncifurm. Wedge-shaped ; tri- 

 angular with the angle downward. 



CiqJiiIe. A cup-shaped involucre inclosing a 

 nut, as of an acorn. 



Cupulifcrous. Cupule-bearing. 



Cusp. A sharp rigid point. 



Cuspidate. Terminating in a cusp. 



Cut. Cleft or incised. 



Cuticle. The outer skin or epidermis ; the thin 

 outer layer of the bark. 



Cijatkiform. Cup-shaped with a somewhat flar- 

 ing mouth. 



Cyliiidraceous. Somewhat or nearly cylindrical. 



Cylindrical. In the foi'm of a cylinder. 



Cyine. A broad and iiattish inflorescence, 

 flowering from the centre outward. 



Cymelet. A small cyme. 



Cymosc. In cymes or cyme-like. 



Deciduous. Falling off after a time ; not per- 

 sistent. 



Declinate, or Declined. Bent or curved down- 

 ward. 



Decompound. Repeatedly compound or divided. 



Decumbent. Reclining at base, the summit as- 

 cending. 



Decurrent. Running down the stem, applied to 

 a leaf prolonged below its insertion. 



Decussate. In pairs alternating at right angles, 

 or similarly in threes. 



Definite. Of a constant number, not exceeding 



. twenty ; limited or determinate, as definite 

 inflorescence, in which a flower terminates the 

 axis. 



Deflexed. Bent or turned down abruptly. 



Dehiscence. The regular o})ening of a capsule 

 or anther-cell at maturity ; the longitudinal 

 splitting of the teeth in mosses, etc. 



Dehiscent. Opening regularly by valves, slits, 

 etc. 



Deltoid. Having the shape of the Greek letter 

 delta, A ; broadly triangular. 



Dendroid, or Dendroidal. Tree-shaped ; branch- 

 ing in the fonn of a tree. 



Dentate. Toothed ; having symmetrical teeth 

 l)rojecting straiglit outward. 



Denticulate. Minutely toothed. 



Depauperate. Impoverished ; reduced in size 

 by unfavorable suiroundings. 



Depressed. Somewliat flattened from above. 



Determinate. Limited. See Definite. 



Dextrorse. Toward the right hand ; ajiplied to 



spirals as seen from without. It is frequently 

 used as if the si)iral were seen from within", 

 in which case it indicates just the opposite 

 direction. 



Di; Dis: A prefix in Greek words signifying 

 two or twice. 



Diadelphous. In two sets or clusters. 



Diandrous. Having two stamens. 



Dicarpellary. Consisting of two carpels. 



Dichotomous. Forking regularly by pairs. 



Diclinous. Of separate sexes ; unisexual. 



Dicotyledonous. Having an embryo with two 

 cotyledons. 



Didynwus. In pairs ; twin. 



Didynamous. Having four stamens disposed in 

 two uneipial pairs. 



Diffuse. Widely spreading ; widely and loosely 

 branched. 



Digitate. Fingered ; applied to a compound 

 leaf having the leaflets all diverging from tlie 

 top of the petiole. 



Dimerous. Having all the parts in twos, as the 

 sepals, petals, stamens, etc., of a flower. 



Dimidiate. Halved, as though one-half were 

 wanting. 



Dimorphous. Occurring in two forms. 



Dioicious. Unisexual, the flowers of different 

 sexes borne b}' separate plants. 



Dia^do-polijgwmous. Dioecious with some per- 

 fect flowers intermixed. 



Diphyllous. Two-leaved. 



Diptero^is. Two-winged. 



Disciform. In the shape of a disk, depressed 

 and ciicular. 



Discoid. In compound flowers, having disk- 

 flowers only, without rays. 



Disk. A dilation or development of the recep- 

 tacle around the base of the jiistil. In com- 

 pound flowers, the inner series of tubular 

 flowers as distinct from the marginal ray. 



Dissected. Deeply cut or divided into numerous 

 segments. 



Dissepiment. A septum or partition separating 

 the cells of an ovary or fruit. 



Distichous. Arranged in two vertical rows ; 

 two-ranked. 



Distinct. Separate ; not united. 



Divaricate. Widely divergent, nearly at right 

 angles. 



Divergent. Receding from each other. 



Divided. Cleft to the base or to the mid-nerve. 



Dorsal. Upon or relating to the dorsum, or 

 back. 



Dru2>riceous. Resembling or of the nature of a 

 diaipe. 



Drupe. A stone-fruit ; a fleshy or pulpy fruit 

 with the seed or kernel inclosed in a hard or 

 stony casing (putamen). 



Drupelet. A diminutive drupe, as each of the 

 several parts of a blackberry. 



Duarf. Much below the ordinarj' size of its 

 kind. 



E-, or Ex-. A Latin prefix having often in 



botanical terms a privative signification. 

 Ehracteale. Witliout bracts. 

 Eealearale. Witliout spurs. 



