Marumi Kumquat Budwood

Fortunella japonica.

Tree similar to Nagami [F. margarita], except that it is slightly thorny, and has the leaves somewhat smaller and rounder at the apex.   Leaves oval; apex obtuse; margin crenate halfway down the length; veins slightly more conspicuous than in Nagami; borne on short rigid, inconspicuously winged petioles, 1/4 to 1/2 in. [6-13 mm] in length.   Fruit spherical or somewhat oblate, 1 to 1 1/4 inches [2.5-3 cm] in diameter; golden yellow, short stalked; calyx small; rind smooth, thin, spicy to the taste and aromatic when bruised; oil cells large; pulp sparse; juice acid; sections four to seven; seeds one to three, small, oval, greenish; cotyledons two, greenish. Season same as Nagami. Hume (1903 and 1926).

Rootstocks of accession: Citrus macrophylla.

Season of ripeness in the Riverside climate and latitude: Year round.

Flowering season at Riverside: May to August.

Prepared by the Givaudan Citrus Variety Collection at The University of California Riverside.