DEN 



1S5 



DES 



roots ; whence tlie English name, Toothwort. 

 Linn. 15, Nat. Or. Brassic&cece. This is a 

 genus of very ornamental plants, well worthy 

 of cultivation in every garden. They succeed 

 best in a light, rich, sandy soil in a moist 

 shady situation ; they may be multiplied by 

 divisions or seeds. 



bulbifera . . Purple 4, H. Tu. P. H Eng.,sha. pi. 

 dasyl6ba . . Purple 5, II. Her. P. 1" Russia . . 1SSS 

 digitata . . Pa. pr. S, H. Tu. P. H Switeerl. . 1658 

 diphylla . . W.pur. 5, H. Tu. P. § N. Amev. . 

 euneaph^lla . Pa. yel. 5, H. Tu. P. 1 Austria . 1656 

 glauduldsa . Lt.pur. 5, H. Tu. P. 1 Hungary . 1815 

 laciniata . . White 5, H. Tu. P. 1 N. Amir. . 1822 

 mfeima . Pa. pr. 5, H. Tu. P. 2 N. Amur. . 1S23 

 pinnata . . Pa. pr. 5, H. Tu. P. 1 Switzorl. . 1683 

 polyphylla . Purple 5, H. Tu. P. 1 Hungary . ISIS 

 quinquofdlia. Purple 5, H. Tu. P. 1 Tauria . . 1S20 

 tenuifdlia. . Lt.pur. 5, H. Tu. P. I Siberia . . 1S25 

 trifolia . White 5, H. Tu. P 1 Hungary . 1524 



Dentate, having' the margin divided into inci- 

 sions, resembling teeth. 



Dentately-oili ated, having the margin toothed, 

 and tipped with hairs. 



Dentately-sinuated, scolloped and toothed. 



Dent de leon. See Lebntodon Tardxacitm. 



Dentella, Forster. From a diminutive of dens, 

 a tooth ; each side of the segments of the co- 

 rolla is furnished with a small tooth. Linn. 

 5, Or. 1, Nat. Or. CincJionacece. A small, 

 creeping plant, the seeds of which require to he 

 sown on a hotbed in spring, and when of suffi- 

 cient size, they may he planted out into the open 

 border. Synonyrne : 1, Oldculdndia ripens. 

 repens 1 . White . 6, F. A. $ E. Indies . 1S02 



Denticulate, the margins finely and slightly 

 toothed. 



Denticulately-ciliated, having the margin 

 so finely toothed as to appear edged with hairs. 



Dbkticulations, very small teeth. 



Dentifoem, tooth-shaped. 



Dentifrice, powder made to scour the teeth. 



Deobstruent, having the power of removing 

 obstructions ; a term in medicine. 



Deodar cedar, or Deodara. See Cklrus 

 Deodara. 



Depauperate, impoverished, poor. 



Dependent, hanging down. 



Depressed, pressed downwards, low. 



Depurated, purified, cleansed. 



DiSrris, De Candolle. From dcrris, a skin ; in 

 reference to the thinness of the pods. Linn. 

 17, Or. 4, Nat. Or. Fabacece. Pretty green- 

 house climbing shrubs, growing freely in light 

 soil, and cuttings of the ripe wood striko freely 

 in sand, under a glass, in heat, 

 trifoliata . . White . 5, G. CI. P. China . . 1S2G 



Descendens, growing downwards. 



Deschampsia, Beauvois. In honour of M. Des- 

 champs, M.D., a celebrated French botanist. 

 Linn. 3, Or. 2, Nat. Or. Graminctcece. A 

 genus of grasses, which will grow in any com- 

 mon soil, and are increased by divisions and 

 seeds. Synonymes: 1, Aim bbllnica; 2, A. cas- 

 pildsa; 3, A. Imvigaia; 4, A. inontana; 5, A. 

 paludisa. " 



b6ttnica 1 . Apetal 6, H. Grass. 8 Bottnia . . 1S16 

 "vivrpara } A P etal 6 » H - Grasa - 3 Brit., moist place. 



glomorata . Apetal 6, H. Grass. 3 Scotland, mounts, 

 laevigata 3 . Apetal 6, H. Grass. 1 Scotland, mounts. 

 alphm, ambigua, ccespitdsa 2, discolor, jUncea, 

 montAna 4, midia, paluddsa 5. 



DesfontaInea, Buis and Pav. Named in 

 honour of M. Desfontaines, a French botanist. 

 Linn. 5, Or. 1, Nat. Or. Gentianacece. The 

 species are handsome, and are well worth cul- 

 tivating. A mixture of loam, peat, aud sand 

 suits them, and cuttings will root if planted 

 in tho same soil, and placed under a glass, in 

 heat. Synonymes: 1, D, splendens, Iluokiri, 

 acut&ngula. 

 spinbsa 1 . . Scar. yel. 6, G. Ev. S. 10 Peru . . 1S50 



DesmXnthus, Willdenovj. From desme, a 

 bundle, and anihos, a flower ; the flowers are 

 collected into bundles, or spikes. Linn. 23, 

 Or. 1, Nat. Or. Fabacece. Some of the species 

 of this genus are rather ornamental, while 

 others are not worth cultivating. They like a 

 mixture of peat and loam, and young cuttings 

 root freely in sand, under a glass. The aquatic 

 kinds require to he grown in large tubs, with 

 five or six inches of soil in the bottom, and 

 filled up with water. The tubs should be 

 placed in a warm situation in the stove, where 

 the plants will grow, and produce seeds, from 

 which they may be increased. See Neptunia. 

 callistfichys . Red yel. 7, S. Ev. S. 3 S. Teneriffe 1824 

 lacustris . . White 7, S. Aq. P. J S. Amer. . ISIS 

 leptostachys . White 7, S. Ev. S. 2 Guinea . . 1825 

 strfctus . .White 7, S. Ev. S. .2 W. Indies . 1S00 

 triquetrus . White 7, S. Aq. P. 1 E. Indies 1S20 



cinircus, diffisus, jiivergens, natans, plenus, 

 punctatus, virgatus. 



DisMlA. See Erica. 



DESMfDlUM, A gardh. From desmos, a bond ; on 

 account of the parts cohering when in a state 

 of dissolution. Linn. 24, Or. 7, Nat. Or. Dia- 

 tomUcca. Two minute species of green Alga', 

 found in summer in still waters. Synonyvw : 

 ' 1 , Conferva dissttiens — cylindrica 1, Svvartzii. 



DESMOCHjfcrA, De Candolle. From desmos, a 

 bond, and chaitc, a hair ; in allusion to the 

 coherence of the flowers. Linn. 5, Or. 1, Nat. 

 Or. Amarantacece. This is a genus of orna- 

 mental plants, requiring a soil composed of a 

 mixture of sandy loam and peat. They are 

 variously increased by cuttings, seeds, or di- 

 viding the roots ; the former root readily in 

 sand, in heat, under a glass. Synonymes: 1, 

 Achyrdntlies lappacea; 2, A. pdtula. See 

 Cludostdchys. 



atropurpurea 1 Purple 9, S. Ev. S. 1 E. Ind. . 1759 



flavescens . . Yellow 8, G. A. 1 E. Ind. . 1S23 



glob&sa ... Pa. red S, G. A. 1 E. Ind. . 1817 



micrantha . . Yellow 7, G. A. 1 E. Ind. . 1S20 



pStula 2 . . . White 9, S. Her. P. 2 E. Ind. . 18-23 



prostrita . . Or. pur. 7, G. Ev. S. 2 E. Ind. . 1793 



tomentosa . . White S, G. Ev. S. 2 E. Ind. . ISIS 



uncinate . . . White 8, G. A. 1 E. Ind. . 1820 



Desm6dium, De Candolle. From desmos, a 

 bond ; alluding to the stamens being joined 

 Linn. 17, Or. 4, Nat. Or. Fabacece. A few 

 species of this genus are very handsome, while 

 the rest have little or no beauty. A mixture 

 of sandy loam and peat suits them, and young 

 plants may be obtained from cuttings planted 

 in sand, under a glass, in heat, or by seeds. 



