Adnation 



OF BOTANICAL TERMS. 



Agamospore 



fereut nature which are grown 

 too-ether from the first, or over 

 their whole surface or length 

 (Compare Connate.) Applied 

 to an anther, it indicates that 

 it is attached throughout its 

 length to the upper or lower 

 surface of the filament. Com- 

 pare Innate. See Adherent. 

 ADNATION, the same as adhe- 

 sion, but implying an earlier 

 or more complete union. 

 ADPRESS ED, see Appressed. 

 AdSCEN DENT, see Ascending. 

 ADStiR GENT, see Ascending. 

 ADTJN'COtJS, crooked, twisted, or 



hooked. (Rare.) 

 ADVENTl'TI&US, out of the usual 

 place as buds on a leaf or at a 

 distance from a node; growing 

 spontaneously out of its native i 

 locality, but not fully estab- I 

 lished; adventive. 

 AdVEN'TXVE, see Adventi 



tious. 

 ADVERSE, (1) opposite (rare); 

 (2) directed toward or facing 

 the main axis or other object. 

 Compare Averse. 

 ADVERSIFO'LIATE, see Adver- 



SIFOLIOUS. 



ADVERSIFO'LIOu'S, having op- 

 posite leaves; adversifoliate. 

 .ECID'IOSPORE, a spore pro- 

 duced in an secidium. 

 JECID'IUM (pi. -Ec/id'ia), the cup 

 shaped spore-case with its con- 

 tents in certain Uredineae, in 

 which the spores are produced 

 serially from below; secidium 

 fruit. 

 AEREN'CHYMA, tissue homolo- 

 gous with cork, with thin cell- 

 walls and large intercellular 

 spaces, found in the sterns of 

 some marsh plants, as Lythrum 

 salicaria. It is supposed by 

 Schenk, the author of the term, 

 to serve for aeration, but by 



others it is regarded as floating 

 tissue. 

 AE'RIAL, growing in the air, not 

 attached to the soil, as a para- 

 site or epiphyte upon the top 

 of some other plant. 

 AE'RIAL ROOTS, those appearing 

 above ground, whether they 

 afterwards enter the ground 

 or not, as the clinging roots of 

 the ivy and the brace-roots of 

 Indian corn. 

 AERO'BIA (sing. Aero Mum), or- 

 ganisms which thrive only in 

 the presence of air or free 

 oxygen. Applied in bacteria. 

 Compare Anaerobia. 

 AERI0BI6T'1c, thriving only in 



the presence of air. 

 A'ER6CYST, an old name for air- 

 bladder. 

 A'ER&PHYTE, see Air-plant. 

 A'ER6TR6P'IC, seeking the air, 



as certain roots. 

 .ERU'GINOSE, clear light bluish 



green; verdigris-green. 

 .ERTJ 6lN0tfS, see ^Eruginose. 

 JESTl VAL, see Estival. 

 .ESTIVATION, the arrangement 

 of the floral organs in the bud; 

 piaefioratiou. 

 JETHA'LltJM. a compound spo- 

 riferous body in Myxomycetes, 

 formed from a large combina- 

 tion of plasmodia. 

 AFFlN'lTY, true or near relation- 

 ship. Compare Analogy and 

 Homology. 

 AgAM'IC, destitute of sex. 

 Formerly applied to all cryp- 

 togams. 

 AG'AmCGEN'ESIS, asexual repro- 

 duction of any kind. See 

 Parthenogensis and Apog- 



AMY. 



AgAM 6SP0RE, a spore formed 

 without fertilization; — a go- 



