i4to PRINCIPLES OF BOTANY, ETC. 
was obliged to take his subdivisions from other parts _ 
of the flower. | 
§ 138. 
HALLER endeavoured, very ingeniously, to frame 
a natural system on the cotyledons, the calyx, the 
corolla, the stamina, and the sexes of plants. His 
classes, of which he afterwards found it necessary 
to make some little alteration, are ie following :. 
i. Fungi. 
2. Miusci. 
3. Epiphyllospermee. 
4. Apetalee. 
5. Gramina. 
6. Graminibus aflinia. 
7. Monocotyledones Petaloidez. 
8. Polystemones. 
9. Diplostemeones. 
10. Hostemones. — 
11. Mejostemones. 
12. Staminibus sesquialteris. 
13, —---—--— sesquitertiis. 
14, ——_---- quatuor, ringentes. 
15. Congregate. 
Vo the third class belong all the Filices. ‘To the 
seventh all the Lilies: Inthe eighth class stand all 
those plants whose filaments exceed in number the 
segments or petals of the corolla three or four times. 
To the ninth class belong all those plants which 
have twice as many filaments as there are segments 
or petals in the corolla. To the tenth belong those 
that have the same number of filaments as there are 
segments or petals in the corolla. In the elventh 
class 
