Table 1.

Floral traits associated with the three node properties of plants in the network studied

Node property	AICnull	AICbest	Predictor	d.f.	F	P-value	Slope
Normalized Degree	−4.1	−48.1	Trichromatic colour (rtri  × θtri)	6,30	8.11	0.008	+
			%Aliphatics		41.85	<0.001	–
			Sesquiterpene apparency		16.10	<0.001	+
			Height apparency		23.02	<0.001	+
			Surface apparency		12.93	0.001	+
			Normal boiling point of scent blend		4.06	0.053	+
Betweenness Centrality	−5.0	−36.3	Trichromatic colour (rtri × θtri)	4,32	6.70	0.014	+
			%Aliphatics		17.02	<0.001	–
			Sesquiterpene apparency		24.66	<0.001	+
			Surface apparency		12.33	0.001	+
Closeness Centrality	−119.7	−123.6	%Aliphatics	2,34	5.52	0.025	–
			Al_app × Be_app × Mo_app × Se_app		2.62	0.115	+

The best phylogenetically informed generalized least-squares models according to AIC are presented. The AIC value of the null model (~1) is provided for comparison. Significant P-values (>0.050) are indicated in bold. Positive or negative relationships are given (slope +: >0, –: <0). For details on the predictors, see Methods and the Supplementary Information

Al aliphatics, Be benzenoids, Mo monoterpenes, Se sesquiterpenes, app apparency