INDEX. 



ALG-JE, abundance of, 1 ; best 

 season for collecting, 3 ; 

 implements for collecting, 4, 

 65 ; knowledge of, necessary to 

 the Botanist, 1 ; to preserve, 9, 

 66, 93 

 Algse, filamentous, 2, 62 ; crus- 

 taceous, 83; gelatinous, 82, 

 99 ; marine, 91, 125 ; parasi- 

 tical, 3, 83, 84 ; stone-like, 85 



BENNING'S method of clean- 

 ing Diatoms, 26 

 Brand, 116 

 Bunt, 122 



CASPARY'S rake, 5, 109 

 Catalogue of Herbarium, to 



make, 189 

 Cells, shallow, to make, 57 note 

 Characese, characteristics of, 107 ; 



to collect, 108; to preserve, 



110; where found, 108 

 Chlorate of potassium, to clean 



Diatoms with, 49 

 Conjugation, in Desmids, 53 ; in 



Zygnemacese, 73 



Cooke's British Fungi, 118 note ; 

 British Hepaticse, 147 note. 



Crassulaceae, to destroy the vital- 

 ity of, 165 



Cyclosis, phenomenon of, 113 



DAVIS'S Manual of Prepara- 

 tion, 49, 102 



Desmidiacese, best season for 

 collecting, 50 ; characteristics 

 of, 60 ; mode of propagation, 

 52 ; structure of, 51 ; to clean, 

 51 ; to preserve, 53 ; w T here 

 found, 50 



Diagram representing a Diatom, 

 38 



Diatomaceae, characteristics of, 

 37; implements for collecting, 

 1 3 ; influenced by locality, 1 1 ; 

 in guano, 12 ; in stomachs of 

 fish, &c, 12 ; to be preserved 

 in crude and prepared form, 

 28 ; striation of, 43 ; to clean, 

 17, 20; to draw, 42 ; to mea- 

 sure striation of, 48 ; to pre- 

 pare, 25, 43 ; to preserve, 28, 

 34; to secure in a clean state, 

 19 ; where found, 11, 17, 33 



