bezaploid 



Hirdrarch 



the fusion of six times the normal 

 haploid number of chromosomes ; 

 hexaso'mic = hexaploid ; hexa- 

 sterigmat'ic, basidia having six 

 sterigmata (Buller). 



Hiemefrutice'ta^ scrub which sheds 

 its leaves in dry seasons. 



Hiera'ciarch {apxos, chief), an expert 

 in the genus Hieracium Journ. ; 

 Hieraciorogy (Adyos, discourse), the 

 special study of the same genus. 



high'er. Hurst's term in place of 

 " dominant." 



Hippophae'tum, an association of 

 Hippophae Linn. 



Hippuride'tum, a similar one of 

 Hippuris Linn. 



Hofpor'en, of Sphagnum, cell-mem- 

 branes within the thickened ring 

 round the pore (Warnstorf). 



Holobi'ont (iSi'o?, life ; ovra, existing 

 things) = holophyte ; holodactyl- 

 ous ( + Dactyl), ultimate rays of a 

 Charad each of a single cell ; holo- 

 g'amous, adj. of holog'amy ; Holo- 

 gen'esis (yeVeaij, beginning), theory 

 of descent by species developing 

 and then dividing, the mother 

 species disappearing (Rosa) ; holo- 

 petalar'ious, defined under olope- 

 TALABious; Ho'lophyte {<f)vr6vy a. 

 plant), growth maintained by its 

 own organs, neither a saprophyte 

 nor a parasite ; adj. holophyt'ic ; 

 holozo'ic {iioov, an animal), feeding 

 as an animal (West). 



Hometerost'yly, shortened from Homo- 

 HETEROSf YLY ; Homobl^um (j3toj, 

 life), an interdependent a8s03iation 

 of alga and fungus (A. L. Smith) ; 

 Homocaryo'sis {Kapvov, a nut), 

 when mycelium is of + or — nuclei 

 only ; unisexual (Burgeff) ; homo- 

 eophyl'lons (^uAAov, a leaf), having 

 only one form of branchlet ; homoe- 

 morph'oos, sterile and fertile whorls 

 in Charads similar ; Homo- 

 g'eny {ycvo^y race), inheritance of 

 a common part; adj. homogen'ic, 

 homogenet'ic ; homol'ogous, cf. 

 Transformation Theory (Bower) ; 

 ~ Varia'tion, parallel variations; 

 similar variations in allied species 



( Vavilov) ; Eomolytic En'zymes, the 

 chemical action confined to one 

 wav (Armstrong) ; homomer'ic 

 (/x€po?, a part), having the same 

 number of parts ; Homom'ery is 

 the condition ; a gene singly can 

 produce as much as many genes 

 in Polymery (Lang) ; homomer- 

 ist'ic, where subordinate groups 

 have the same floral formula 

 (Riley); homomor'phic, adj. of 

 Homomorphy ; Homoplas'ia 



{■nXaaros, formed), abnormal tissue 

 formed by increase of the normal 

 elements (Harshberger) ; adj. 

 homoplast'ic ; homothal'lic (^oAAds-, 

 young twig), monoecious ; Homo- 

 thal'lism, monoecism ; Homoty'py 

 {tvttos, mark), development of a 

 structure or organ in the place 

 where another normally originates ; 

 Homozygos'ity, plants derived from 

 the same group; adj. homo- 

 zygot'ic, (1) plants originally from 

 the same strain, (2) of pure line 

 (Turesson). 

 Hor'mocysts {opixos, a chain ; Ky'cmj, 

 a cavity), short hormogonia en- 

 closed in thick sheaths (Borzi) ; 

 Hor'mon, used by A. H. Church 

 for " anchored somata " in the 

 sea, without absorptive roots ; 

 Hor'mones, enzymes serving as 

 digestive agents ; hormoph'orous 

 {(f>op4(Jt}, I bear), necklaced (Balfour) ; 

 Hormoph'orus, anchorage (Church). 

 Huk'win, a white ring in the corolla 

 of Ipomoea hederacea Jacq., in 

 Japan (Miyazawa). 

 Hull, the outer shell of grain ; 

 hulled [monosyll.], deprived of 

 husks ; hull'less, without husks ; 

 Holl'lessness, of Avena nuda Linn. 

 (Love). 

 Humusnec'ron {vcKpos, dead), 

 decayed vegetable matter, as leaves 

 (Sernander). 

 hunched, old word for gibbous. 

 Hybridog'amy {ydfios, marriage), 

 fertilization between various species. 

 Hy'drarch {dpx-q, beginning), a suc- 

 cession arising in a moist area 

 (Cooper) ; Hydrosere (Clements) ; 



443 



