Tse Li (Ts Li) --Grown in Shantung Province, Northern China for thousands of years. Fruit: large, 75 mm diam., 89 mm long, ovate-pyriform with no distinct neck, irregular, lumpy; yellow with large prominent tan lenticels; crisp, juicy, sweet, trace of tartness, distinct aroma; ripe mid-late September in Oregon, 4 weeks after Nijisseiki; stores 25 weeks at 0 C. Tree: large, upright, very early bloom, requires early blooming pollinator such as Ya Li. Cold hardy yet low chilling requirement, about 350-500 hours. -- Brooks and Olmo Register of Fruit and Nut Varieties.Hu (1937) reported that Tsu Li is an old and famous variety in the Shantung Province of Northeastern China, and that production is restricted to the Chucheng, Laiyang, and Penglai districts. Kubo (1970) stated that Tsu Li was introduced into Japan from Laiyang in 1912 by Tetsuya Onta. -- W.H. Griggs and B.T. Awakiri. 1977. Asian Pear Varieties in California
This clone was introduced as PI 224088 with the spelling 'Tzu Li' in March 1955 from Tokyo University, Hongo, Tokyo, Japan. Obtained by University of California at Davis in 1957. -- Griggs and Awakiri. 1977