Table 3. Results of discriminat analysis using the average of the readings and all wavelengths of the spectrum FT-NIR.

	Adult Model				Young Model				Combined Model
	Dataset				Dataset				Dataset
Species	MeanAd+Ab	MeanAd	MeanAb	Single Spectrum	MeanAd+Ab	MeanAd	MeanAb	Single Spectrum	MeanAd+Ab	MeanAd	MeanAb
Protium apiculatum Swart	66	50	59	54	100	100	100	96	100	100	100
Protium decandrum (Aubl.) Marchand	71	87	71	86	0	8	31	65	100	100	100
Protium grandifolium Engl.	80	100	100	100	70	50	70	20	100	100	100
Protium hebetatum D.C. Daly forma A	25	15	30	12	95	100	100	95	100	91	91
Protium hebetatum D.C. Daly forma B	47	57	21	53	12	0	19	12	98	98	90
Protium krukoffi Swart	22	55	94	47	85	77	73	76	100	100	100
Protium occultum Daly	100	100	90	98	100	95	95	100	100	100	100
Protium pallidum Cuatrec.	0	0	0	0	100	100	100	80	100	100	100
Protium paniculatum (Engl.) var. nova	66	100	58	27	69	92	69	100	100	100	100
Protium paniculatum var. riedelianum (Engl.) Daly	100	100	100	100	92	100	100	73	100	100	100
Protium sagotianum Marchand	36	36	45	64	100	87	87	86	100	100	100
Protium subserratum (Engl.) Engl.	11	33	33	11	80	70	80	70	100	100	100
Crepidospermum rhoifolium (Benth.) Triana & Planch	100	100	100	100	41	58	33	75	100	100	100
Percentage of correct identification	48	57	56	51	76	75	76	75	98.6	98.4	98.6

Mean Ad +Ab, the average of 12 readings; Mean Ad, the average of the readings of the adaxial surface; Mean Ab, the average of the readings abaxial surface; Single reading, a randomly selected reading. Hit percentage for each species and average percentage for models generated with each data set.