Table 2.

Mean Hunter color values for leaves of 15 plant species

Scientific name	t^z	n	Upper leaf			Lower leaf
Scientific name	t^z	n	L	a	b	L	a	b
Malus sylvestris	1	5	34.58	−10.07	11.74	48.92	−9.29	14.05
Catalpa speciosa	6	45	35.65	−12.39	15.69	43.12	−11.87	17.90
Prunus cerasus	1	5	29.23	−8.18	9.54	42.45	−9.49	14.15
Vitis spp.	6	40	37.65	−12.06	17.10	43.49	−11.67	18.23
Crataegus spp.	5	25	29.58	−9.09	10.08	41.20	−9.35	12.85
Syringa vulgaris	6	30	31.45	−8.31	10.18	42.81	−9.72	13.93
Tilia americana	6	30	30.00	−8.74	10.61	38.47	−8.93	12.53
Acer platanoides	6	30	28.14	−7.70	8.65	38.44	−9.37	13.19
Acer platanoides ‘Schwedleri’	1	5	25.13	−5.13	5.68	35.15	−4.77	9.55
Acer saccharlnum	7	50	32.56	−10.00	12.24	53.26	−7.13	8.49
Philadelphus coronarius	5	25	33.80	−11.20	13.70	44.95	−10.21	14.12
Quercus velutina	1	5	24.33	−6.20	7.07	38.37	−10.35	15.51
Quercus rubra	2	10	25.10	−6.67	7.23	38.85	−9.54	13.70
Phlox paniculate	1	5	32.22	−10.32	12.57	41.84	−9.24	12.51
Populus deltoides	8	40	30.92	−7.35	8.89	35.12	−7.66	9.79
Overall mean			32.07	−9.57	11.83	42.61	−9.44	13.37
LSD^y (5.5)			2.83	1.65	2.58	2.38	1.02	1.70

↵z _t = number of plants; n = number of readings.
↵y LSD (5,5) = least significant difference (5% level) assuming 5 trees and 5 leaves per tree.