Page:The Journal of Indian Botany.djvu/397

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CURVATURE OF BRYOPHYLLUM CALYCINUM.
343

Figs. 12—15 & 17, 18. Leaves of Bryophyllum variously isolated and hung with lower part in water showing development at the marginal notches from the submerged parts.

Nos. 12 & 13. The opposite axillary bud allowed to develope.

No. 14. The opposite axillary bud removed.

No. 15. The stem cut in half longitudinally.

No. 16. Leaf hung dry, no part submerged.

No. 17. No part of stem left attached to leaf.

No. 18. Opposite leaf left attached (but subsequently fell off).


Plate II

Figs. 19—24. Rooted plants of Coleus bicolor placed horizontally. Photographed after a few days. One or both leaves near the apex or near the base left attached, all others and the terminal bud removed.

Nos. 25 & 26. No leaves left attached. A lateral bud has developed near the base of No. 26.

Fig. 27. The method of hanging pieces by three threads, adopted for Nos. 8, 9 & 10.

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