Melanophyll 



(ADDITIONS) 



mycelioid 



standing), the intermediate pro- 

 ducts of metabolism, comprising 

 (a) ANASTATES, formed during 

 anabolism, and (b) KATASTATES, 

 during katabolism (Parker). 



Mel'anophyll, the chief colouring 

 matter of Diatoms (Warming, 

 Handbook, Engl. ed., p. 18). 



Menthol'ogist (Mentha, \6yos, dis- 

 course), an expert or writer on 

 mints, the genus Mentha. 



merenchy'matous, belonging to or 

 like MERENCHYMA. 



Mesomel'itae, pi. (met, honey), Hux- 

 ley's term for a series of Gentianeae 

 which have honey-glands in the 

 central portion of the flower ; 

 cf. PERIMELITAE ; Mesopet'alum 

 (wfTaXov, a flower-leaf). Pfitzer's 

 term for the LABELLUM of Orchids ; 

 Mesomyce'tes (p-vK-r^s, a mushroom), 

 a group intermediate between 

 Phycomycetes and the higher 

 Fungi (Warming). 



Mes'tome-bun'dle, a fibre - vascular 

 bundle ; ~ Sheath, bundle-sheath. 



metabio'tic, relating to METABIOSIS. 



Metab'olite, a product of metabolism. 



Metachlamyd'eae (xXa^us, a cloak), 

 Engler's term for GAMOPETALAE ; 

 Metader'ma (Stpfta, a skin), a 

 modified tissue which takes the 

 place of cork in some structures, 

 chiefly of the root, but does not 

 possess the properties of cork 

 (A. Meyer) ; Metanthe'sis (avdrjc^, 

 flowering), retarded. floral develop- 

 ment, as opposed to PROANTHESIS 

 (Wittrock) ; metatop'ic (roVos, a 

 place), refers to imbricate bud- 

 covering which has departed from 

 the course of the normal genetic 

 spiral, by secondary development 

 (Pax). 



Microbacte'ria, pi. ( + BACTERIUM), 

 minute bacteria ; Microbiol'ogy 

 ( + BIOLOGY), used by Duclaux for 

 the biology of bacteria and 

 and enzymes ; Microfun'gi ( + 

 FUNGUS), Microli'chens ( + Lichen) ; 

 Micropar'asites ( + PARASITK), 

 minute organisms belonging to 

 their respective categories ; Mi'- 



cron, a micromillimetre ; Micro- 

 phytol'ogy (+ PHYTOLOGY) used 

 chiefly of bacteriology, but also 

 applied to any branch which is 

 entirely dependent on microscopic 

 research. 



micropy'lar, relating to the MICRO- 

 PYLE ; ~ Scar, the spot on the ripe 

 seed occupied by the micropyle 

 (Kerner) ; micropyliferous (fero, I 

 bear) Tube = EXOSTOME ; Micro- 

 spor'ophore ( + SPOROPHORE), an 

 organ which bears MICROSPORES. 



Mist'oform (mist-its, mixed, + FORM), 

 a hybrid or cross from forms which 

 themselves have varied from the 

 original ; Mistopro'liform (proles, 

 offspring), fertile hybrids of MISTO- 

 FORMS (Kuntze). 



mni'oid, add, (2) used by E. New- 

 man as resembling any kind of 

 Moss. 



mon'eroid, like the genus Monera 

 in which the protoplasm forms 

 the whole structureless body of 

 the fully developed organism, 

 which is devoid of a nucleus ; a 

 presximed protistoid body. 



Mon'ad, occasionally used for ZOO- 

 SPORE ; monan'dreous, having but 

 one perfect stamen, as most Orchids 

 (S. Moore) ; Monan'dry, the con- 

 dition in question ; monocor'mic 

 (/co/>/tos,a trunk), expressive of those 

 trees which have one main axis 

 bearing lateral branches of bilateral 

 structure (A. H. Burtt) ; Monogen'- 

 esis (yevecri';, beginning), non-sexual 

 reproduction ; adj. monogenet'ic ; 

 Monog'ony (70^05, offspring), means 

 the same ; monosi'phonous (citpuv, 

 a tube), consisting of a single tube 

 as some Algae ; monosiphonic. 



Mos'sing, covering decorticated 

 trunks with moss, to induce the 

 production of renewed bark in 

 Cinchona culture. 



Mu'corine, mucedinous, resembling 

 the genus Mucor. 



Mycelia'tion, taking on the aspect or 

 form of MYCELIUM (A. S. Wilson) ; 

 mycelioid (eldos, resemblance), re- 

 sembling a mycelium (Archer). 



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