polygamian 



polysiphonous 



polygam'ian = polygamous ;polyg'- 

 amous {ydfx.05, marriage), with 

 hermapiirodite and unisexual flowers 

 on the same, or on diff'erent in- 

 dividnals of the same species ; 

 Polygamy, the condition described; 

 polygamodioe'cious, dioeciously 



polygamous (Crozier) ; Polygen'esis 

 {yheffis, origin), Clement's term for 

 PoLypiiYi.ESis, multiple origin ; 

 Polyg'eny {yevos, race), Huxley's 

 term for Polyphylesis. 



polygona'ceons, allied to, or resem- 

 bling the genus Polygonum; Poly- 

 gone'ttim, a plant association of 

 that genus (Clements). 



polygon'atus {ttoXvs, many ; ySvv, a 

 knee), where the stem has many 

 knots ; polyg'onus (7wn'a, an angle), 

 multangular ; polygynae'cial {yyv- 

 aiKeiov, the women's house), ha\nng 

 multiple fruits fonned by the united 

 pistils of many flowers ; polygyn'ous, 

 polygyn'icus [yw)}, a woman), having 

 many distinct styles ; Polygyn'ia, a 

 Linnean order of plants so consti- 

 tuted ; Polyg'yny = Polygamy ; 

 polygy'rus [yvpos, a circle), in several 

 whorls or circles. 



Polyhed'ron, pi. Polyhed'ra {iroXvehpov, 

 a solid of many bases), a stage in 

 the gi'owth of Hydrodictyon, when 

 the hypnosperm or resting spore 

 breaks un into several megazo- 

 ospores which put out horn-like ap- 

 pendages ; these polyhedra break 

 up into zoospores. 



polykar'ic {iroxhs, many ; Koipvov, a 

 nut), multinucleate ; polylep'idus 

 (Ac-ttIs, A.67ri5o5, a scale), having 

 many scales ; polymer'ic, polym'- 

 eroas, -riis {fifpos, a part.), with 

 numerous members to each series 

 or cycle ; polymor'phic, polymor'- 

 phous, -jjhus {/jLopip^, a change), 

 with several or various forms ; vari- 

 able as to habit ; Polymor'phism, 

 displaying many diversities of form ; 

 Polymor'phy, the existence of more 

 than one form of the same organ 

 on a plant ; polyneur'is (yevpls, a 

 sinew), where the veins of a leaf, \ 

 especially the secondary veins, are 1 



numerous ; polynu'cleate ( -f nu- 

 cleate), having many nuclei ; Poly- 

 oe'cism {oIkos, a house), the state of 

 plants whose flowers dilfer in sex 

 (Knuth) ; polyoi'cous, a combina- 

 tion of (a) AUTOicous, (b) hete- 

 ROicous, or (c) sYNOicous, with 

 uioicous Mosses ; polyovula'tus 

 ( -f Ovulum), furnished with many 

 ovules ; polypet'alous, -his ( -f 

 Petal), having several distinct 

 petals ; polyph'agous {<pdyos. a 

 glutton), used of Fungi occurring 

 on several or many species ; Pol'y- 

 phore, Polyphor'ium {(popfu, I carry), 

 a torus with many pistils, as of a 

 strawberry; Polyphyle'sis (+phyl- 

 etic), descent from more tlian one 

 line of descent; adj. polyphylet'ic ; 

 Pol'yphyll, an increase in the normal 

 number of organs in a whorl ; 

 polyphyl'lous {<pv\Kov, a leaf), 

 having many leaves ; PolyphyU'y = 

 Phyllomania ; Polyphylog'eny (-f 

 Phylogeny), lineage through several 

 lines; Poryplast {irXaa-rhs, moulded), 

 (1) a group of monoplasts which 

 are the organic elements of proto- 

 plasm (Vogt) ; (2) the multicellular 

 stage of the embryo, before the dif- 

 ferentiation of cell-layers or organs 

 in Mosses, Ferns, etc. (Parker) ; 

 polyplas'tic, applied to septate 

 spores. 



polypodia'ceous, allied to or resem- 

 bling the genus Polypodium. 



polyp'oroid, polyp'orous, relating to 

 the fungus genus Polyporus. 



polyrhi'zal, polyrhi'zous [iroXhs, many; 

 pi(,a, a root), (1) having numerous 

 rootlets ; (2) whf*re parasites have 

 many distinct rootlets apart from 

 their haustoria ; Polysapro'bia, pi. 

 {acLirphs, rotten), organisms which 

 are adapted to live in foul water 

 (Kolkwitz); Polysar'ca (<rop|, aapKhs, 

 flesh), an unnatural growth due to 

 excess of nutriment ; Polyse'cus + 

 (o-fjKos, a stall), Desvaux's terra for 

 an Etaeiiio as in Magnolia; poly- 

 sep'alous, -lus^ ( + Sepal), ^ with 

 many distinct sepals ; polysi'plion- 

 ous {(ri<pwv, a tube), applied to a 



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