dwarf 



Ectoplasm 



dwarf, of small size or height com- 

 pared with its allies; ~> Male, a 

 short lived filament of a few cells, 

 in Oedogoniaceae, the upper cells 

 being antheridia. 



Dyas'ter (5tfo, double, dffrrjp, a star), 

 the stage of nuclear division when 

 the rays of linin split longitudinal- 

 ly and two stars are formed which 

 move apart, ending with the forma- 

 tion of daughter-skeins ; dyblas'tus 

 (/SXacn-ds, a bud), two-celled, ap- 

 plied to Lichen spores ; Dycle'sium, 

 or Dyelo'sium, see DICLESIUM. 



dynam'ic (Si^a^is, power), applied to 

 tissue which is capable of strongly 

 swelling on one side ; Dy'namis, 

 used by Linnaeus to express the 

 degree of development of stamens, 

 as Didynamia, and Tetradynamia, 

 applied to flowers where respec- 

 tively two and four stamens have 

 longer filaments than the remain- 

 ing two. 



dyploste'monous = DIPLOSTEMONOUS. 



dyploste'gia= DIPLOSTEGIA. 



dysgeog'enous (8v<r, i.e. bad, 777, the 

 earth, 'yevvaw, I bring forth), em- 

 ployed by Thurmann for those 

 plants growing on soils which do 

 not readily yield detritus, hard 

 rocks generally, such as granite ; 

 Dysteleol'ogy (TAos, completion, 

 Xftyos, discourse), frustration of 

 function ; as where an insect ob- 

 tains honey by puncturing a nectary 

 instead of by the floral opening ; 

 adj., dysteleolog'ic, ~ cal ; Dy stele - 

 ol'ogist, an agent which evades the 

 teleologic end, as a bee which ob- 

 tains honey by means which do 

 not conduce to fertilization. 



e, ex, in Latin compounds, privative, 

 as ecostate, without ribs. 



Ear, the spike of corn ; ear-formed, 

 (Loudon), eared, auriculate. 



ebe'neous, black as ebony, the heart- 

 wood of Diospyros Ebenum, Koen. 



ebeta'tus = HEBETATUS. 



ebori'nus (eboreus, made of ivory), 

 ivory-like, or ivory-white. 



ebrac'teate, ebractea'tus y (e, priv. 



bractea, a bract), without bracts ; 

 ebrac'teolate, ebracteola'tus, desti- 

 tute of bracteoles. 



eburn'eous, -eus (Lat. of ivory), ivory 

 white, white more or less tinged 

 with yellow. 



ecalc'arate, ecakara'tus (e, priv., cal- 

 car, a spur), spurless; ecaud'al 

 (cauda, a tail), without a tail or 

 similar appendage. 



Ecblaste'sis (d/r, out of, /SXdcrrr?, 

 growth), the appearance of buds 

 within a flower, prolification of 

 the inflorescence. 



eccen'tric = EXCENTRIC. 



ecnlor'ophyllose (e, priv.,+CHLORO 

 PHYLL), without chlorophyll ; scari- 

 ous; ech'inate, echina'tus (Lat., 

 prickly), beset with prickles; 

 echin'ulate, echinida'tus, having 

 diminutive prickles. 



Ecid'ium (Crozier)=AECiDiUM. 



Ech'ma, pi. Ech'mata (ex/ia, a sup- 

 port), the hardened hook-shaped 

 funicle in most Acanthaceae which 

 supports the seed ; cf. RETINACU- 

 LUM (3). 



Ecol'ogy, etc., see OECOLOGY. 



Econom'ic Botany (ofrcos, a house, 

 vofuicfo, resting on laws), applied 

 botany, that branch which takes 

 note of technical application of 

 plants and plant-products. 



ecort'icate, ecortica'tus (e, priv., cor- 

 tec, bark), destitute of bark, or 

 bark-like covering ; ecos'tate, ecos- 

 ta'tus (costa, a rib), without ribs, 

 nerveless ; ecrusta'ceous (crusta, 

 rind, + aceous), destitute of thallus, 

 applied to Lichens. 



ectogen'ic (<?KTOS, outside, ycvos, off- 

 spring), capable of living outside 

 of a given body, as certain bacilli; 

 Ectopar'asite ( + PARASITE), a para- 

 site which remains on the exterior of 

 its host, only sending its haustoria 

 within ; opposed to ENDOPARASITE ; 

 ectophloeo'des (0Xoids bark), living 

 on the surface or bark of other 

 plants as some Lichens ; Ect'oplasm 

 (ir\dff/j.a, moulded), a delicate, firm, 

 superficial layer of the cytoplasm 

 or general protoplasm of the cell. 



83 



