Ascus-apparatus OF BOTANICAL TERMS. 



Auricula te 



spores, most frequently eight 

 in number. 



Ascus- Apparatus, the asci, 



together with the ascogenous 

 cells. See Envelope-appara- 

 tus. 



ASCY'PHOUS, without scyphi. 



ASEP'TfC, not liable to putre- 

 faction. 



ASEXUAL, without sex; desti- 

 tute of stamens and pistils in 

 flowering plants, or other sex- 

 ual organs in cryptogams. 



Asexual Generation, the 



second stage or generation in 

 plants having an alternation 

 of generations. It produces 

 spores asexually, but is itself 

 the result of fertilization. In 

 ferns the prothallus is the sex- 

 ual, and the leaf-bearing plant 

 the asexual, generation. See 

 Sporogonium. 



As'PERATE, see Scabrous. 



As PERGlL'LIFdRM, resembling 

 an aspergillus (a round brush 

 used to spriukle holy water in 

 Roman Catholic churches), as 

 the stigmas of some grasses. 

 Compare Muscariform. 



AspERIfO'LIATE, having leaves 

 rough to the touch. 



ASPERiFO'LiOUS, see Asperfo- 



LIATE. 



ASPER'MOUS, without seeds. 

 As'PEROUS, see Scabrous. 



Assimilation, the conversion 



of foreign material into the 

 substance of the plant; con- 

 structive metabolism. 



ASSUR GENT, see Ascending. 



AS'TER, see Mother-star, Dy- 

 aster, Amphiaster, and Cy- 



■ taster. 



AS'TEROID, having flowers like 

 the Aster. Compare Actini- 



FORM. 



AS'TiCHOUS, not in rows. 



AS'TOMOUS, without aperture, as 

 mosses which have not a de- 

 ciduous operculum. 



ASYMMETRICAL, not symmet- 

 rical, which see. 



AT'AVI§M, resemblance to a dis- 

 tant ancestor; remote heredity. 



A'TER (in composition, atro-), 

 pure black, as distinguished 

 from Niger. 



ATHAL LINE, without thallus. 



AT ROPAL, see Orthotropous. 



ATROPHY, a dwarfed or stunted 

 condition of an organ as com- 

 pared with others, or with the 

 usual state. Especially ap- 

 plied to parts which seem 

 wasted away from lack of 

 nourishment or other cause. 

 Compare Abortion and De- 

 generation. 



AT'ROPOUS, see Orthotropous. 



ATROPURPU'REUS, dark purple. 



ATTEN'UATE, taperiug gradu- 

 ally to a point or narrow ex- 

 tremity. 



ATTENUATED, see Attenuate. 



AUGMENTATION, increase be- 

 yond the normal number, espe- 

 cially the production of addi- 

 tional floral whorls. 



AU'LOPHYTE, a plant which 

 lives within another for shelter 

 only, not as a parasite, as some 

 Protococcacese. 



AURANTlA'CEOUS, orange-col- 

 ored. Darker than Aureus. 



AU'REtJS, yellow, with a slight 

 admixture of red; golden. 



AU'RlCLE, any ear-like append- 

 age, as the lobes at the base of 

 the leaves in sorrel. 



AU'RlCLED, see Auriculate. 



AURICULA (pi. Auric'ulffi), see 

 Auricle. 



AURIC'UlATE, having auricles, 



" or ear-like lobes or append- 

 ages. 



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