Optimal packing problems have inspired mathematicians for centuries. Biophysicists now add a layer to the question: how do chloroplasts arrange themselves optimally within cells, when the meaning of ...

These images show chloroplasts in an Elodea densa plant cell (green), overlayed by their tracked movements over twenty minutes. The colour of the movement track represents the distance covered, as ...

American Journal of Botany, Vol. 19, No. 8 (Oct., 1932), pp. 693-709 (17 pages) Little is known concerning the "transpiration stream" of submerged plants, and very few data from actual quantitative ...

A WIDE variety of plants have been treated with halogenated benzoic acids since the effect of these compounds as plant growth regulators was first reported by Zimmerman and Hitchcock 1. A search of ...

IF one half of a leaf of Elodea densa is illuminated, the other half being screened off, a decrease in the permeability strictly localized to the illuminated area is observed 1. This area accumulates ...

Nuestra amiga se llama elodea densa o broza de Brasil (Egeria densa, para los íntimos) y se trata de otra de las especies a incluir en el catálogo de flora exótica invasora. En este caso, estamos ante ...