393 



GLOSSARY. 



Abortive, defective, barren. 



Abrupt, appearing as if suddenly 

 terminated or broken off, 



Accrescent, persistent and increasing 

 in size. 



Accrete, having contiguous parts or 

 organs naturally grafted together. 



Acerose, Hnear and sharp-pointed, 

 as in the leaves of the fir-tribe. 



AcTiene, a dry, hard, single-seeded 

 indehiscent fruit, with the peri- 

 carp inferior, and consequently 

 invested by the calyx, as in the 

 seeds of compound flowers. 



Achlamydeous, without any distinct 

 perianth, as in the willows. 



Adcular, of slender form, Uke a 

 needle. 



Acotyledonous, wanting cotyledons. 



Aculeate, sharply pointed or prickly. 



Acuminate, ending in a long, taper 

 point. 



Acute, when the extremities present 

 an angle less than a riglit angle. 



Adherent, having parts originally or 

 normally distinct, united or grafted 

 together. 



Adnate, attached throughout the 

 long length, as in the case of 

 anthers when their lobes are at- 



tached throughout their whole 

 length to the filament, or of sti- 

 pules when they adhere to the 

 pedvmcles, etc. 



Adpressed, having one part lying 

 close to another throughout its 

 length, as hairs to the surface of 

 a leaf. 



Aggregated, having similar but dis- 

 tinct parts crowded together. 



Albumen, a substance of a farina- 

 ceous, oUy, or horny consistency, 

 found in many seeds, surrounding 

 the embryo wholly or in part. 



Alternate, having the parts or or- 

 gans so placed, that the one is not 

 directly before or over-against the 

 other. 



Amplexicaul, having the peduncle, 

 leaf, or stipule dilated at the base, 

 and extended partially round the 

 stem, so as to clasp it. 



Angular, having a determmate num- 

 ber of angles. 



Annual, applied to those plants 

 which produce seed and die in 

 the same year in which they ger- 

 minate. 



Anther, that portion of the stamen 

 which contains the pollen, most 

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