GLOSSARY AND INDEX. 



A'cid products of plants, 31. 



Acotyle'dons, 58 : plants without seed-lobes. 



Ac/rogens, 26, 50 : plants which grow at the summit. 



Albu'men, 12: in animals, white of egg and similar material; in 



vegetables, the nourishing matter in seeds, etc. 

 Adventitious, 61 : accidental or additional. 

 Al'gse, 46 : water-plants belonging to the type of Thallogens. 

 Alkaloids, 31: active principles (not acids) of certain plants; as 



morphia, quinia, etc. 

 Alternate, 64 : by turns. 

 An'iher, 52: the part of the stamen in a flower which contains 



pollen. 

 Antherid'ia, 51: the organ in mosses, etc., corresponding to the 



anther in flowering plants. 



Antherozo'id, 52 : the moving male element in plants without flowers. 

 An'nuals, 61 : yearly plants. 

 An'nular, 35: ring-like. 

 Amoe'boid, 18: resembling the Amoeba, one of the most primitive 



animals. 

 Arachnoidis'cus, 43 : a genus of Diatoms, named for its net-like 



markings on the disk. 

 Ax/is, 46 : the central column of a plant, round which the other parts 



are arranged. 



Bacte'ria, 48 : a minute organism, of globular or rod-like form, gener- 

 ally regarded as one of the Fungi. 

 Bast-fibers, 35: the vessels or fibers of inner bark. 

 Bi/oplasm, 13, 15: living germinal or formative matter. 

 Bien/nial, 61, pertaining to two years. 

 Biol'ogy, t : the science of living beings. 



