SCALE OF MEASUREMENT. 



I I I I 



12345 cms - = 5 rnms. 



i Metre = 3'28i English feet 

 10 Centimetres = 4 inches (almost) 

 30 =i foot 



2-5 cm. = 25 mm. = i inch 



100 feet = 30^ metres (about) 



1,000 = 305 



2,000 = 610 ,, 



3,000 = 915 



4,000 = 1220 ,, 



N.B. When not otherwise stated in the text, every species is believed to be 

 perennial. 



Alpes-Marit. (or A.M.) = the French department of les Alpes-Maritimes. 

 Marit. Alps = the mountains known as the Maritime Alps, partly in France and 

 partly in Italy. 



