Natural Science Forum / Biology / Botany / June 2005

Suggestion: Epinasty during flooding is adaptive because the downward
directed leaves act as sails in the wind, and the wind action on the
leaf acts on the plant and leaf stems like somebody working a lever
water pump.

Suggestion: Epinasty during flooding is adaptive because the downward
directed leaves act as sails in the wind, and the wind action on the
leaf acts on the plant and leaf stems like somebody working a lever
water pump.

Just written a paper on Douglas fir (Pseudotsuga menziesii). It has
been suggested that the correct English should be Douglas-fir, with a
hyphen, the reason being that Douglas is not a true fir (Abies). I
would argue that there is no "correct" English, and that the Latin

I'm a high school junior and am interested in performing an experiment
with duckweed (Lemna minor). I am hoping to submit the project to the
Miami-Dade County Science Fair in the fall. My objective is to measure
the growth rate of the duckweed population in solutions high in certain

I'm a high school junior and am interested in performing an experiment
with duckweed (Lemna minor). I am hoping to submit the project to the
Miami-Dade County Science Fair in the fall. My objective is to measure
the growth rate of the duckweed population in solutions high in certain

Hi sbb!
I discovered purple walnuts:
http://bksys.at/bernhard/img/x27/dscn5930.jpg
I'm impressed. Are they well known, or shall I trace their source