reciinate 



Regularity 



Hy'brids, hybrids between the 

 same parents, each being fertilized 

 by the other. 



rec'linate,rec/'na'ws (Lat., bent back), 

 turned or bent downward ; re- 

 cli'ned, recli'ning, having its base 

 on the ground, also one plant 

 pressed on another. 



reclu'sus (Lat. , laid open), improperly 

 used for indusus. 



recon'ditus (Lat. , concealed), hidden, 

 not readily seen. 



Recrudes'cence (recrudesce, to open 

 afresh), the production of a young 

 shoot from a ripened infructescence. 



rectiflo'rus (rectus, straight,/os,/oHs, 

 a flower), where the axes of the 

 florets are parallel to the main 

 axis of the inflorescence, as in some 

 Compositae ; rectiner'ved, rectiner'- 

 vis, -vius (nervus, a nerve) ; rec- 

 tive'nius (vena, a vein), straight- 

 veined, parallel-veined, as in 

 grasses ; Rectipetal'ity (peto, I seek), 

 Voechting's term to express the 

 tendency of organs to grow in a 

 straight line ; rectise'rial (series, a 

 row), in straight ranks ; rec'tus, 

 in a right line, straight, not 

 curved. 



recur'vate, recur' ved, recur' vus (Lat., 

 bent back), curved backward or 

 downward. 



recuti'tus (Lat., skinned), apparently 

 bare of epidermis. 



red, a general term for the most 

 vivid of the primary colours, in 

 Latin ruber ; ~ -brown, porphyreus 

 according to Lindley ; ~* Snow, 

 discolouration of snow by Haema- 

 tococcus nivalis, Agardh, etc. 



Redu'ced Ves'sels, a term used by 

 Rothert for (a) replacement of 

 bordered pits by simple pits, (6) 

 an incomplete development of the 

 thickening bands and their looser 

 arrangement. 



Reduc'tlon (reductio, a leading back), 

 diminution, as of the number of 

 chromosomes in nuclear division; ** 

 Division = NUCLEAR REDUCTION. 



redu'plicate, reduplica'tus (Lat., 

 doubled) = redu'plicative, redupli- 



cati'vus, doubled back, a term of 

 aestivation when the edges are 

 valvate and reflexed ; Reduplica'- 

 tion, an increase of parts by the 

 insertion of additions on the same 

 plan, as of whorls, etc. 



reflec'ted (rejlecto, I bend back), 

 reflexed. 



reflexed', reflex' us (Lat., bent back), 

 abruptly bent or turned downward 

 or backward ; Reflexion, a terato- 

 logical change in position. 



Reflores'cence (refloresco, to blossom 

 anew), flowering again, a second 

 blossoming. 



refract'ed, refrac'tus (Lat., broken), 

 bent sharply from the base back- 

 ward. 



Regeneration (regeneratio, a repro- 

 duction), vegetative growth after 

 amputation and the drying of the 

 wound. 



Regermina'tion (regermino, I sprout 

 again), resumption of germination 

 after it has been completely inter- 

 rupted (L. H. Bailey). 



Re'gion, the area occupied by given 

 forms ; ~ of Distribution, Watson's 

 term for the British regions defined 

 by him. 



Re'gma (prry^a, a fracture), . a fruit 

 with elastically opening segments 

 or cocci, as in Euphorbia, a form 

 of schizocarp ; Re'gmacarp, Regma- 

 car'pium (icapiros, fruit), a general 

 name for a dry and dehiscent fruit. 



Regression (regressio, a retreat), 

 Galton's term for REVERSION ; re- 

 gres'sus (Lat., gone back), (1) the 

 same as REFLEXUS ; (2) the change 

 from one organ into that which 

 preceded it, as of petals into sepals. 



reg'ular, regula'ris (Lat. , according to 

 rule), uniform or symmetrical in 

 shape or structure ; of a flower, ac- 

 tinomorphic ; <~ Pelo'ria, peloria 

 which have not produced their nor- 

 mal irregular parts; regulariflor'ous 

 (flos, floris, a flower), when a disk 

 or head of Compositae contains 

 only tubular florets ; regulariform'is 

 (forma, shape), approximating 

 regularity ; Regularity, symmetry. 



222 



