GLOSSARY 



Abortion, imperfect develop- 

 ment or non-development of 

 an organ. 



Abortive, defective or barren. 



Achene, a small dry and hard 

 one-celled, one-seeded inde- 

 hiscent fruit, seed adhering- 

 to the pericarp. 



Achlamydeous, without calyx 

 and corolla. 



Acicular, slenderly needle- 

 shaped. 



Aclinomorphic (flower), capable 

 of being divided into equal 

 and symmetrical halves by 

 any number of vertical planes 

 passing through the centre of 

 a flower; polysymmetrical. 



Acuminate, tapering- at the end. 



Acute, terminating- with a sharp 

 or well-defined angle. 



Acyclic (flower), sepals, petals, 

 stamens, and carpels inserted 

 spirally on the thalamus. 



Adhesion, union of one organ 

 with another of a dissimilar 

 nature. 



Adnate, united, as the inferior 

 o\-ar}-, with the cup-shaped 

 thalamus commonly known 

 as the calyx-tube. Adnate 

 or dorsifixed anther, one at- 

 tached to the filament at its 

 back. 



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Aestivation, the arrangement 

 of the parts of the perianth 

 in the flower-bud. 



Albumen, any deposit of nutri- 

 tive material accompanying 

 or outside the embryo. 



Albuminous, having albumen. 



Alternate (of leaves, &c.), not 

 opposite to each other on the 

 axis, but arranged singly at 

 different heights. 



Ambi-sporang^iate (flower), hav- 

 ing both stamens and pistil. 



Ament, a catkin, or scaly spike, 

 usually drooping-, with uni- 

 sexual flowers. 



Amplexicaul, clasping the stem. 



Anastomosing^, connecting by 

 cross veins or filaments and 

 forming a network. 



Anatropous (ovule), inverted and 

 straight, with the micropyle 

 nearest to the placenta and 

 the chalaza farthest from the 

 placenta. 



Androecium: collective term for 

 all the stamens of a flower. 



Androgynous (inflorescence), 

 composed of both staminate 

 and pistillate flowers. 



Androphore, stalk, that is, in- 

 ternode between corolla and 

 androecium which bears the 

 andra^cium. 



