A. - Lythrum Salicaria, Linnaeus: p. 91.

1. A vertical section of a flower.

2. A capsule, bursting open.

B. - Hippuris vulgaris, Linnaeus: p. 94.

1. A flower, consisting of the ovary and style with one stamen.

2. The stamen separate.

C. - Epilobium hirsutum, Linnaeus: p. 94.

1. The top of the ovary, with the calyx, stamens, and style.

2. One of the seeds.

D. - Lathyrus pratensis, Linnaeus: p. 91.

1. The standard or vexillum forming the dorsal petal.

2. The lateral petals or wings.

3. The lower petal or keel.

4. One of the flowers complete.

5. The pod or legume.

E. - Bryonia dioica, Jacquin: p. 95.

1. A male or staminate flower.

2. A female or pistillate flower.

Plate 12.

Lythrum Salicaria,

Hippuris vulgaris

Epibolium hirsutum

. Lathyrus pratensis

Bryonia dioica

W Fitch. del. et. bith

Vincent Brooks, Imp