GLOSSARY 



OF THE 



PRINCIPAL BOTANICAL TERMS. 



[The figures refer to the preceding Sketch.] 



Abortion t an imperfect development 

 of any given organ. 



Abortive, not arriving at perfection, 

 producing no fruit. 



Abrupt, not gradual, sudden. 



Abruptly pinnate, pinnate with even 

 pairs only, wanting the odd or ter- 

 minal leafet. 



Acquiescent, apparently without a 

 stem. 



Accessory, additional, or supernume- 

 rary. 



Acerose, stiff, linear, and sharp, as in 

 the leaves of the Pines. 



Acotyledonous, 180. 



Accumbent cotyledons, 182. 



Aculeate, prickly. 



Acuminate, taper, pointed, more than 

 acute. 



Acute, ending in a sharp point. 



Ackenium, plural ac/ienia, 146. 



Acicular, needle-form. 



Adherent, attached to, or united with 

 another organ. 



Adnate, growing to, affixed laterally. 



Aestivation, 85. 



Agglomerated, bunched, crowded to- 

 gether. 



Aggregate, standing together, many 

 on the same receptacle, but not 

 compound. 



Al(K, wings, or membranaceous ex- 

 pansions. 



. Alate, winged ; having a membrana- 

 ceous border. 



Albumen, 169. 



Alternate, placed alternately on op- 

 posite sides of the stem. 



Alveolate, having pits or cells like a 

 honeycomb. 



Ament, or catkin, 65. 



Amplexicaul, clasping or embracing 

 the stem. 



Anastomosing, applied to branching 

 vessels, which unite again like net- 

 work. 



Ancipital, two-edged. 



Androgynous, having barren and 

 fertile flowers on the same spike, 

 or the same plant, but no perfect 

 ones. 



Angiospermous, having the seeds con- 

 tained in a distinct pericarp or 

 seed-vessel. 



Annual, 30. a. 



Annulate, having a ring or belt. 



Anomalous, not according to rule or 

 system ; an exception to the ordi- 

 nary form or appearance. 



Anther, 100. 



Anther if erous, .bearing anthers. 



Apetalous, without petals. 



Apex, end, tip, or sharp extremity. 



Aphyllous, without leaves. 



Appendiculate, having some appen- 

 dage. 



Appressed, pressed against, or close 

 to. 



Approximate, near together. 



Apterous, without wings ; a term ap- 

 plied to some parts of flowers. 



Aquatic, growing naturally in water, 

 or in wet places. 



Arborescent, approaching to the size o. 

 a tree. 



Arcuate, curved or bent like a bow. 



