commonly 20 to 30 mm average 25 mm in length approximately 5 to 8 mm average 7 mm in width at the mid point and approximately 13 to 20 mm average 15 mm at the distal end leaflets u2014 number commonly 3 and 5 u2014 shape rounded to cordate at the base of the terminal leaflet and convex in cross section u2014 serration present single and irregular u2014 general appearance consistent with strong glossiness u2014 petiole commonly bears some prickles often 1 to 3 per petiole and the inner surface is grooved with non glandular edges u2014 petiole color on floral stems greyed purple group 183c u2014 petiole color on mature wood yellow green group 146a on the upper surface and yellow green group 146c on the under surface u2014 petiole length of terminal leaflet approximately 16 to 24 mm approximately 20 mm on average with a standard deviation of 0 22 mm u2014 terminal leaflet length approximately 60 to 90 mm approximately 70 mm on average with a standard deviation of 0 67 mm u2014 terminal leaflet width approximately 40 to 65 mm approximately 55 mm on average with a standard deviation of 0 41 mm u2014 terminal leaflet shape at base rounded u2014 leaflet color of young shoot yellow green group 146a with some coloration of greyed purple group.