ORDERS OF LINNAEUS 
31 
THE ORDERS OF LINNJEU3. 
The orders of the first twelve classes are founded upon the 
number of styles,* or sessile stigmas. 
The orders are named by prefixing Greek numerals to the 
word gynia, signifying pistil. 
orders. 
Orders found 
in the 
first twelve 
classes. 
Names. 
1. Mono-gynia, 
2. Di-gynia, 
3. Tri-gynia, 
4. Tetra-gynia, 
5. Penta-gynia, 
6. Hexa-gynia, 
7. Hepta-gynia, 
8. OCTO-GYNIA, 
9. Enxea-cynia, 
10. Deca-gynia, 
No. of styles , or sessile stigmas. 
1 . 
2 . 
3. 
4. 
5. 
(5. this order seldom found . 
7. this still more unusual. 
8. very rare. 
9. very rare. 
10. 
13. Poly-gynia, over ten styles or sessile stigmas w 
The classes vary 
contain. 
The orders of the 
1. Gymnospermia. 
seeds usually four 
lying in the calyx. 
2. A.ngiospermia. 
seeds numerous 
in a capsule. 
as to the number of orders which they 
13th class, Didynamia, are but two. 
From gymno, signifying naked, and 
spermia, signifying seed, implying that 
the seeds are not covered. 
From angio, signifying bag or sack, added 
to spermia, implying that the seeds are 
covered. 
The orders of the 14th class, Tetradynamia, are two, both 
distinguished by the form of the fruit. 
1. Siliculosa. Fruit, a silicula, or roundish pod. 
2. SiLiauosA. Fruit, a siliqua, or long pod. 
The orders of the 15th class, Monadelphia, and of the 16th 
class, Diadelphia, are founded on the number of stamens, that 
is, on the characters of the first twelve classes, and they have 
the same names, as Monandria, &c. 
♦Style often ia used as synonymous, with pistil : it should be observed 
that when in a description, two or three pistils are mentioned it is not cer- 
tain that there are not several germs ; for one germ may be crowned with 
several styles or sessile stigmas, in which case the flower is said to have 
that number of pistils ; although strictly speaking, with one germ there can 
be but one pistil. 
Orders of the first twelve classes, on what founded, and how named ? 
Orders of the class Didynamia — of the Tetradynamia — of the classes Mon- 
adelphia and Diadelphia. — 
