EXPLANATION OF THE PLATES.

Plate IV. Magnolia acuminata.

A flowering branch, natural size.

Plate V. Magnolia acuminata.

1. A fruiting branch, natural size.

2. A flower, the calyx and corolla removed, natural size.

3. Vertical section of the gyncecium, enlarged.

4. A stamen, enlarged.

5. Vertical section of a seed, enlarged.

6. A seed, the base of the pulpy portion of the testa removed, showing the stony interior portion, enlarged.

7. Cross section of a seed, enlarged.

8. A seed, the fleshy part of the testa removed, showing the grooved stony portion, enlarged.

9. An embryo, much enlarged.

10. A winter-bud, natural size.

Plate VI. Magnolia acuminata, var. cordata.

1. A flowering branch, natural size.

2. A fruiting branch, natural size.

3. Vertical section of a carpel, enlarged.

4. A stamen, enlarged.

5. A seed, natural size.

6. Vertical section of a seed, enlarged.

7. An embryo, much enlarged.

8. A winter-bud, natural size.