Table 1.

Traits evaluated in the present study.

Traits investigated	Description
Sex expression
gy	1: gynoecy; 2: monoecy
fffn	The node number from the first symmetrical true leaves to the first female flower
ffn	The number of female flowers within 30 nodes
Fruit epidermal structure
fwa	1: non-warty epidermis; 2: warty epidermis
wr	Width of fruit ridge measured at the widest place
Immature fruit color
w	1: white fruit color; 2: green fruit color
H°	Calculated from two Minolta CR 300 readings, a and b, H° = arctan b/a + 180° (a < 0 in this study)
L	Recorded directly from Minolta CR 300 readings