Feb. 1895.] BOTANICAL SOCIETY OF EDINBURGH. 



355 



The following table shows the number of species in each 

 of the three divisions of the vegetable kinadom : — 



Of the 38 native species of plants, the Dicotyledons 

 include 17 species, or less than half of the total number. 

 There are 10 species of Monocotyledons, so that these 

 are in the proportion of 1 to 1 iq- of the Dicotyledons ; 

 whereas, in the flora of Mauritius, the proportion of these 

 two classes to each other is as 1 to 2. There are 11 

 species of Cryptogams (including 1 marine Alga), but these 

 are by no means abundant. The 38 native species 

 belong to 20 natural orders, or almost 2 species to 

 an order on an average. The number of species in the 

 larger orders are : — Graminese, 7 ; Lichenes, 6 ; Algae, 4 ; 

 and Portulacece, Compositse, Boraginacete, Convolvulaceae, 

 and Euphorbiacete, 2 each. Of the 27 native species of 

 Phanerogams, the following 6 species are not recorded from 

 Mauritius in Baker's " Flora of Mauritius and the 

 Seychelles," viz. : — Sida diffusa, Portulaca psammotropha, 

 Ipomcca glaberrima, Phyllanthus mauritianits, Fimhristylis 

 ohtusifolia, and Lepturus repens. Of these, Phyllanthus 

 mauritianus is a new species. 



The following table shows the number of species in each 

 island of the group : — 



