Released in 1982 by RA. Hamilton, P.J. Ito, and H. Rapoza, Univ. of Hawaii. Selected from a population of Hak-ip seedlings planted at the Poamoho Expt. Sta., Univ. of Hawaii, in 1955. "Kaimana" means "diamond" in the Hawaiian language and was named to commemorate the 75th anniversary of the Hawaii Agricultural Expt. Sta. Origin: Tree: low spreading, wide crotches, light-gray bark. Leaves: large, shiny, and dark green, with six leaflets. Fruit: season from June to July, 3 to 4 cm in diam., 20 to 26 g, deep maroon in color, smooth leathery skin with distinctive rows of spines across the blossom end. Soluble solids 20% to 24% and pH 4.5. Edible portion is 71 % to 75% of the fruit weight, 40% of the fruit have shriveled seeds.