202 GEOSSAKY ANir INDEX. 



Cyclical, rolled up circularly, or coiled into a complete circle. 



Cyclom, circulation in closed cells, 149. 



Cylindraceous, approaching to the Cylindrical form, terete and not tapering. 



Cymhceform, or Cymbiform, same as boat-shaped. 



Cyme, a cluster of centrifugal inflorescence, 77. 



Cymose, furnished with cymes, or like-a cyme. 



Cymule, a partial or diminutive cyme, 77. 



Deca- (in words of Greek derivation), ten; as 



Decagynous, with 10 pistils or styles, Decameroue, of 10 parts, Decand/roui, with 



10 stamens, &c. 

 Deciduous, falling off, or subject to fall; said of leaves which fall in autumn, and 



of a calyx and corolla which fall before the fruit forms. 

 Declinate, declined, turned to one side, or downwards. 

 Vecompound, several times compounded or divided, 59. 

 Decumbent, reclined on the ground, the summit tending to rise, 39. 

 Decurrent (leaves), prolonged on the stem beneath the insertion, as in Thistles. 

 Decussite, arranged in pairs which successively cross each other, 71. 

 DedupUcation, same as chorisis. 



Definite, when of a uniform number, and not above twelve or so. 

 Definite Inflorescence, 72. 

 Defiexed, bent downwards. 



Deflorate, past the flawering state, as an anther after it has discharged its pollen. 

 Dehiscence, the regular splitting open of capsule or anther, 103, 119. 

 Dehiscent, opening by regular dehiscence, 119, 123. 

 Deliquescent, branching off so that the stem is lost in the branches, 32. 

 Deltoid, of a triangular shape, like the Greek capital A. 

 Demerged, growing below the surface of water. 

 Dendroid, /)en<2n<ici tree-like in form or appearance. 

 Dendron, Greek for tree. 

 Deni, ten together. 

 Dens, Latin for tooth. 



Dentate, toothed, 55. Denticulate, furnished with denticulations, or little teeth. 

 Depauperate, impoverished or starved, and so below the natural size. 

 Depressed, flattened or as if pressed down from above. 

 Derma, Greek for skin. 



Descending, tending gradually downwards. Descending axis, the root. 

 Desmos, Greek for things connected or bound together. 

 Determinate Inflorescence, 72. 

 Dextrorse, turned to the right hand. 

 Di- Dis (in Greek compounds): two, as 



Diadelphous (stamens), united by their filaments in two sets, 99. 

 Diagnosis, a short distinguishing character or descriptive phrase. 

 Dialypetalous, same as polypetalous. 

 Diandrom, having two stamens, &c. 

 Diaphanous, transparent or translucent. 

 Dicarpellary, of two carpels. 



Dichlamydeous (flower), having both calyx and corolla. 

 Dichogamous, Dichogamy, 116. 

 Dichotomous, two-forked. 



Diclinous, having the stamens in one flower, the pistils in another, 85. 

 Dlcoccous (fruit), splitting into two coed or closed carpels. 

 Dicotyls, 23. 

 Dicotyledonous (embryo), having a pair of cotyledons, 23. Dicotyledonous Plants, 2.1 



182. 

 Didymous, twin. 



Didynamoas (stamens), having four stamens in two pairs, 100- 

 Diffuse, spreading widely and irregularly. 



