Table 1. Stamen movement depending on stimulation and abiotic factors in N. macrothyrsa.

nectarscales stimulated	duration of experiment in hours	stimulus interval in min	light	temperature in °C	n	average stamen-movement per h
yes	2.5	30	daylight	22	20	6.78±1.58
yes	2.5	30	darkness	22	20	5.2±1.27
yes	5	60	daylight	22	20	2.83±0.24
yes	9	180	daylight	22	21	1.83±0.13
no	2.5		daylight	22	42	1.54±0.14
no	13.5		darkness	22	25	0.81±0.31
no	13.5		darkness	12	26	0.025±0.42