Description: Like any other garden tender, I yearn for flowers that display vibrant color through every season. The usual path to this achievement is to either plan a complex collection of bulbs, ...
American Journal of Botany, Vol. 74, No. 9 (Sep., 1987), pp. 1339-1349 (11 pages) Structural features of the pulvinus of the solar-tracking leaf of Lavatera cretica L. that are involved in its ...