18 
OU 09 0 eH 
6 
7 
8 
9. 
10 
a4. 
12. 
13. 
14. 
15. 
16. 
POPULAR FIELD BOTANY. 
CLASSES. 
. Monandria,* 1 stamen. 
. Diandria, 2 stamens. 
. Triandria, 3 stamens. 
. Tetrandria, 4 stamens. 
. Pentandria, 5 stamens. 
. Hexandria, 6 stamens, 
. Heptandria, 7 stamens. 
. Octandria, 8 stamens. 
Enneandria, 9 stamens. 
. Decandria, 10 stamens. 
. Dodecandria, from 12 to 
19 stamens. 
Icosandria, { 20, or more, 
on the calyx. 
Polyandria, || many on the 
receptacle. 
Didynamia, 4 stamens, 
two longer than the 
other two. 
Tetradynamia, 6 stamens, 
four long, two short. 
Monadelphia, filaments 
united in one set. 
ORDERS. 
Monogynia, + 1 pistil. 
Monogynia, 1 pistil. Digynia, 2 pistils. 
Monogynia. Digynia. Trigynia, 3 pistils. 
Monogynia. Digynia. Tetragynia, 4 pistils. 
Monogynia. Digynia. Trigynia. Tetragy- 
nia. Pentagynia, 5 pistils. Hexagynia, 
6 pistils. Polygynia, many pistils. 
Monogynia. Digynia. Trigynia. Hexagynia. 
Polygynia. 
Monogynia. 
Mongynia. Trigynia. Tetragynia. 
Hexagynia. 
Monogynia. Digynia. Trigynia. Pentagynia. 
Monogynia. Digynia. Trigynia. Dodecagynia, 
12 pistils. 
Monogynia. Peutagynia. Polygynia. 
Monogynia. Pentagynia. Polygynia. 
Angiospermia, seeds enclosed in a seed- 
vessel. 
Siliculosa. Fruit a short pod or pouch. 
Siliquosa. A long, narrow pod. 
Pentandria.§ Decandria. 
| siege seeds 4, and naked. 
Polyandria. 
* The first ten classes derive their names from the Greek numbers, and 
the latter part, axdria, may be considered as meaning stamens. Lach class 
is divided into the orders placed opposite to it in the list. 
+ The names of the orders are derived from the same source, and gynia 
may be considered as meaning pistil. 
+ Fruit wholesome. 
|| Fruit not safe to eat. 
§ All the following orders are distinguished by the number of stamens 
instead of the pistils. 
