The Movements and Habits of Climbing Plants · Charles Darwin
(MONOCOTYLEDONS.)
_Ruscus androgynus_ (Liliaceæ), placed in the hot-house, moves against the sun. H. M. May 24, 1st circle was made in 6 14 (shoot very young) 25, 2nd 2 21 25, 3rd 3 37 25, 4th 3 22 26, 5th 2 50 27, 6th 3 52 27, 7th 4 11 _Asparagus_ (unnamed species from Kew) (Liliaceæ) moves against the sun, placed in hothouse. H. M. Dec. 26, 1st circle was made in 5 0 27, 2nd 5 40 _Tamus communis_ (Dioscoreaceæ). A young shoot from a tuber in a pot placed in the greenhouse: follows the sun. H. M. July, 7, 1st circle was made in 3 10 7, 2nd 2 38 8, 3rd 3 5 8, 4th 2 56 8, 5th 2 30 8, 6th 2 30 _Lapagerea rosea_ (Philesiaceæ), in greenhouse, follows the sun. H. M. March 9, 1st circle was made in 26 15 (shoot young) 10, semicircle 8 15 11, 2nd circle 11 0 12, 3rd 15 30 13, 4th 14 15 16, 5th 8 40 when placed in the hothouse; but the next day the shoot remained stationary. _Roxburghia viridiflora_ (Roxburghiaceæ) moves against the sun; it completed a circle in about 24 hours.
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