| H. | M. | ||
| July 11, 1st circle was made in | 1 | 51 | Very hot day. |
| 11, 2nd | 1 | 46 | |
| 11, 3rd | 1 | 41 | |
| 11, 4th | 1 | 48 | |
| 12, 5th | 2 | 35 |
Scyphanthus elegans (Loasaceæ) follows the sun.
| H. | M. | |
| June 13, 1st circle was made in | 1 | 45 |
| 13, 2nd | 1 | 17 |
| 14, 3rd | 1 | 36 |
| 14, 4th | 1 | 59 |
| 14, 5th | 2 | 3 |
Siphomeris or Lecontea (unnamed sp.) (Cinchonaceæ) follows the sun.
| H. | M. | ||
| May 25, semicircle was made in | 10 | 27 | (shoot extremely young) |
| 26, 1st circle | 10 | 15 | (shoot still young) |
| 30, 2nd | 8 | 55 | |
| June 2, 3rd | 8 | 11 | |
| 6, 4th | 6 | 8 | |
| 8, 5th | 7 | 20 | Taken from the hothouse, and placed in a room in my house. |
| 9, 6th | 8 | 36 |
Manettia bicolor (Cinchonaceæ), young plant, follows the sun.
| H. | M. | |
| July 7, 1st circle was made in | 6 | 18 |
| 8, 2nd | 6 | 53 |
| 9, 3rd | 6 | 30 |
Lonicera brachypoda (Caprifoliaceæ) follows the sun, kept in a warm room in the house.
| H. | M. | ||
| April, 1st circle was made in | 9 | 10 | (about) |
| April, 2nd circle was made in | 12 | 20 | (a distinct shoot, very young, on same plant) |
| 3rd | 7 | 30 | |
| 4th | 8 | 0 | In this latter circle, the semicircle from the light took 5 hrs. 23 m., and to the light 2 hrs. 37 min.: difference 2 hrs 46 m. |
Aristolochia gigas (Aristolochiaceæ) moves against the sun.