334 6L0SSABY. 



Ala: wing or side petal of a Papilionaceous corolla. 



Alate: winged. 



Albumen : endosperm or reserve material stored in the seed. 



Albuminous : having an endosperm or reserve material stored in the 



seed outside of the embryo. 

 Alburnum: sap-wood. 

 Aleurone : albuminous granular bodies in seeds, having the same 



reaction as protoplasm. 

 Alliaceous: like the Onion (Allium). 

 Alpine : growing on mountains. 

 Allei-nate : one above, or between, the other. 

 Alveolate: with pits like honey-comb. 

 Ament, or Catkin : a scaly spike of flowers. 

 Amentaaeovs : having aments or catkins^ 

 Amorphous : without definite form ; not crystalline. 

 Amphicarpous : having fruit of two kinds. 



Amphigastria : the small leaves or scales on the underside of Liver- 

 worts. 

 Amphitropous ovule : inverted, with a short raphe, and the hilum 



near the middle of one side. 

 Amplexicaul : clasping the stem. 

 Amylaceous : starchy. 

 Analogy : resemblance as to function. 



Anastomosing : uniting end to end, and forming a net-work, as veips. 

 Anatropous ovule: inverted, so the hilum is close to the orifice and 



the chalaza at the top. 

 Andrcedum : the stamens taken collectively. 

 Anemophilous flowers : those whose fertilization (or pollination) is 



effected by the agency of the wind. 

 Angiocarpous : with the liymenium (or spore-bearing layer) immersed 



in a cavity (perithecium). 

 Angiosperm : an angiospermous plant, or one with an ovary. 

 Angiospermous : with seeds in ovaries: 

 Angular divergence: the angle formed by vertical planes passing 



through the leaves and the centre of the stem. 

 Annual: yearly; living but one year; fruiting and dying the 



first year. 

 Annular : ringed ; having rings ; ring-shaped. 

 Anrmlus: the thickened ring in sporangia of many Ferns, and at 



the mouth of the spore-cases of Mosses. 

 Anther : the part of the stamen which contains the pollen. 

 Antheridium: the male reproductive organ in Cryptogams, whose 



function corresponds to that of stamens in Phsenogama. 

 Aniheriferous : bearing anthers. 

 Anthesis : flowering ; the time or act of flowering. 

 Antispasmodic : that which prevents spasms or convulsions. 

 Apetalous : without petals. 



Apex: the top ; the point of the leaf opposite the petiole. 

 Aphyllous : destitute of leaves. 

 Apical : pertaining to the apex. 



