A GLOSSARY, 



CONTAINING AN EXPLANATIOli 



or TK£ 



TERMS JilOST COMMOJS'LF USED 1^ BOTAJ^r, 



Abortive flower (flos abortiens) falling off without producing fruit. 

 Abrupt.— Applied only to pinnate leaves when they have neither 



leaflet (foliolum) nor tendril or clasper at the end. 

 AcERQsE leaf. Linear and permanent as in the pine. (Acerosum.1 

 AcieuLAR. Shaped like a needle. (Acicularis.) 

 Acuminate. Sharp pointed. (Acuminatus.) 

 Acinus. Se« Berrj. 



Acutt:j sharp. Applied to leaves and to the perianth. (Acutus.) 



Aggregate flowers. Those seated on the same receptacle, or inclos- 



ed m the same caljx. Thej are divided into umbelled, cymose, com - 



pound, aggregate properly so called, where the flowers are seated 



with peduncles on a dilated receptacle, amentaceous and glumose. 



(Flores ag 



eaflets (foliola) are arrann 

 footstalk or petiole (Alt 



natim pinnata.) 



Alveolate receptacle: Divided into open cells like an honey-comb, 



with a seed lodged in each, (Alveolatum.) 

 Ament. Flowers collected on chaffy scales and arranged on a thread 



or slender stalk ; as In the Oak, AV alnut and Willow. (Amentum.) 

 Amplexicaule leaf: Embracing, clasping or surrounding the stem by 



its base. (Folium amplexicaule.) 



Akcipital stem : Two edged. Flatted or rather sharp with two op- 

 posite angles. (Caulis anceps.) 



Androgynous plant: Bearing on the same root flowers with stamens, 

 and flowers with pistils, without any flowers having both stamens and 

 pistils ; such flowers are termed androgynous, also, f Androo-yna.^ 



Anther. The sack 



Ape-.'alous flower: A flower without petals. (Flos Apt 

 AppREssED, pressed or squeezed close, f Appressus.) 

 Arborescekt stem, becoming woody. (Arborescens.) 

 Aril. The outer coat of a seed enclosing '*^ tinrfi-iiitr 

 spontaneously. (Arillus.) 



) 



<# 



eaf. 



prominent and rounded. (Folium auriculatum.) '^ 



AwN. A slender sharp process issuing from the glume or chaff ia 

 grasses. (Arista.) 



Axilla. The angle formed by a branch with the ^*em, or by a l"af 

 with the branch* 



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