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GLOSSARY. 



Cristate. Crested. 



Crown. See Corona. 



Cruciferous. Belonging to the Cruciferse, with 

 cruciform or cross-shaped corolla. 



Cruslaceous. Hard and brittle. 



Cryptogamous. Flowerless, fructifying without 

 the agency of proper stamens and pistils. 



Cucullate. Shaped like a hood or cowl, con- 

 cave and somewhat arched, or like an ovate 

 leaf with edges inrolled ; in mosses, applied to 

 a conical calyptra cleft at one side. 



Culm. The hollow jointed stem peculiar to 

 grasses. 



CiMratc, or Cultriform. Shaped like a coulter 

 or broad kuife-blade. 



Cuneate, or Cuneiform. Wedge-shaped ; tri- 

 angular with the angle downward. 



Cupule. A cup-shaped involucre inclosing a 

 nut, as of an aconi. 



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. 



Cyathif oiin. Cup-shaped with a somewhat flar- 

 ing mouth. 



Cylindraceous. Somewhat or nearly cylindrical. 



Cylindrical. In the form of a cylinder. 



Cyme. A broad and flatfish inflorescence, 

 flowering from the centre outward. 



Cymelet. A small cyme. 



Cymose. In cymes or cyme-like. 



Deciduous. Falling off after a time ; not per- 

 sistent. 



Decimate, 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 opening 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 form of a tree. 



Dentate. Toothed ; having symmetrical' teeth 

 projecting straight outward. 



Denticulate. Minutely toothed. 



Depauperate. Impoverished ; reduced in size 

 by unfavorable surroundings. 



Depressed. Somewhat flattened from above. 



Determinate. Limited. See Definite. 



Dextrorse. Toward the right hand ; applied to 



spirals as seen from without. It is frequently 

 used as if the spiral were seen from within, 

 in which case it indicates just the opposite 

 direction. 



Di-, Dis-. A prefix in Greek words signifying 

 two or twice. 



Diade/phous. 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. 



Didymous. In pairs ; twin. 



Didynamous. Having four stamens disposed in 

 two unequal pairs. 



Diffuse. Widely spreading ; widely and loosely 

 branched. 



Digitate. Fingered ; applied to a compound 

 leaf having the leaflets all diverging from the 

 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. 



Dioecious. Unisexual, the flowers of different 

 sexes borne by separate plants. 



Dicecio-polijgamous. Dioecious with some per- 

 fect flowers intermixed. 



Diphyllous. Two-leaved. 



Dipterous. Two-winged. 



Disciform. In the shape of a disk, depressed 

 and circular. 



Discoid. In compound flowers, having disk- 

 flowers only, without rays. 



Disk. A dilation or development of the recep- 

 tacle around the base of the pistil. In coin- 

 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. 



Drupaceous. Resembling or of the nature of a 

 drupe. 



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

 with the seed or kernel inclosed in a hard or 

 stony casing (putamru). 



Drupelet. A diminutive drupe, as each of the 

 several parts of a blackberry. 



Dwarf. Much below the ordinary size of its 

 kind. 



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



botanical terms a privative signification. 

 Elii'iidi'iiti'. Without bracts. 

 Ecalcurute. Without spurs. 



