Table 6.

Phylogenetic origins of genes of secondary species and hybrids

Gene	Clementine		C. sinensis		C. paradisi		C. aurantium		C. aurantifolia		C. limon		Tangor ‘King’		Tangelo ‘Orlando’
CHI	M	P	M	P	P	P	M	P	C	C	C	M/P?	M	M	M	P
CHS	M	M	M	M	M	P	M	P	C	PAP	C	M	M	M	M	M
FLS	M	M	M	P	M	P	M	P	C	PAP	C	M	M	P	M	P
F3'H	M	M	M	M	P	P	M	P	C	PAP	C	M	M	M	M	M
DFR	M	P	M	P	P	P	M	P	C	PAP	C	M	M	M	M	P
EMA	M	M	M	M	M	P	M	P	C	PAP	C	M	M	M	M	M
MDH	M	M	M	P	P	P	M	P	C	PAP	C	P	M	P	M	P
ACO	M	M	M	M	M	P	M	P	?	?	C	M	M	M	M	M
TRPA	M	P	P	P	P	P	M	P	C	PAP	C	M	M	P	M	P
INVA	M	M	M	P	P	P	M	P	C	PAP	C	P	M	P	M	P
PEPC	M	M	M	P	P	P	M	P	C	PAP	C	P	M	M	M	P
PKF	M	P	M	P	P	P	?	P	C	PAP	C	M	M	P	M	P
DXS	M	M	M	P	M	P	M	P	C	PAP	C	M	M	P	M	P
PSY	M	M	M	P	M	P	M	P	C	PAP	C	M	M	M	M	M
HYB	M	M	M	M	M	P	M	P	?	?	C	M	M	M	M	M
LCY2	M	P	M	P	M	P	M	P	C	PAP	C	M	M	P	M	M
LCYB	M	P	M	P	M	P	M	P	C	PAP	C	M	M	M	M	M
NCED3	M	P	P	P	P	P	M	P	C	PAP	C	P	M	P	M	P
AOC	M	M	M	M	M	P	M	P	C	PAP	C	M	M	M	M	M
MRP4	M	M	M	M	M	P	M	P	C	PAP	C	M	M	M	M	M
CCC1	M	P	P	P	M	P	M	P	C	PAP	C	M	M	P	P	P
HKT1	M	P	M	P	M	P	M	P	C	PAP	C	M	M	P	M	M
LAPX	M	M	M	P	M	P	M	P	C	PAP	C	M	?	P	M	P
NADK2	M	M	M	P	P	P	M	P	C	PAP	C	M	M	M	P	P
PIP1	M	M	M	M	M	P	?	P	?	?	C	P	M	M	M	M
SOS1	M	M	M	P	P	P	M	P	C	PAP	C	P	M	P	M	P
TSC	M	M	M	P	M	P	M	P	C	PAP	C	M	M	M	M	P

M, mandarin; P, pummelo; C, citron; PAP, Papeda; ?, origin not known. See Table 1 for gene abbreviations.