90 EASY LESSONS IN VEGETABLE BIOLOGY. 



Legu'minose, 78 : plants having legumes, or pods. 



Leaves, 63. 



Lich'ens, 46: a class of Thallogens, often improperly called rock- 

 moss, or tree-moss. 



Life, 9 : the power by which organized beings live, or the state of 

 animate existence. 



Life his'tories, 8. 



Living matter, 12: bioplasm. 



Lil'ies, 73: a large family of flowering plants, including lilies, tu- 

 lips, etc. 



Materialism, 10: the dogma that all things consist of matter alone. 

 Med'ullary rays, 39 : rays of cellular tissue or pith, passing from the 



center to the bark. 



Metamor'phosis, 53 : transformation, or change of form or shape. 

 Microscopic sections, 39. 

 Mo'tions of bioplasm, 18. 

 Mo'tile, 45 : having power of self-motion. 

 Monocotyle'dons, 58: plants with single seed-lobe. 

 Moth'er-cells, 32 : the cell from which others originate. 

 Moss'es, 54: a class of Acrogens, with plants of small size, and 



stems with narrow, simple leaves. 

 Mount'ain-vegetation, 83. 

 Molds, 47 : minute fungous plants. 

 Multiplication of cells, 32. 

 Mycelium, 48 : the filaments, or spawn, from which a fungus grows. 



Names of species, 25. 

 Na'ked, 68 : without calyx or corolla. 

 Na'piform, 60 : turnip shaped. 

 Neb'ulous, 8 : cloudy or misty. 



Neb'ular hypoth'esis, 8 : theory of development of worlds from primi- 

 tive fire-mist. 



Nec'taries, 36 : groups of cells which secrete honey. 

 Nu'cleus, 28: a concentration of vital power in a cell. 

 Nucle'olus, 28 : a secondary nucleus. 



Nodes, 51 : points on the stem from which the leaves proceed. 

 Nutrition, 20 : the process of nourishment 



