| ee 
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389 
there or in any part of China proper in the wild state is uncertain, 
Bretschneider (in Pailliewx et Bois, l.c., p. 90) says it is grown at 
i B 
cultivated state, and its occurrence in Tonkin alansa, in 
Journ. de Bot., vol. iv., p. 161) on the banks of the Grand Lac of 
Hanoi, and in the Shan States (Abdul Khalil in Herb. Kew.), is 
also due to cultivation, and possibly subsequent establishment in a 
subspontaneous state. 
Cultivation.— Zizania latifolia, has been in cultivation in China 
as a vegetable for a very long time. Bretschneider (Bot. Sin., 
part iii, 1893, p. 350, 351) traces its use in that form back to the 
10th century. Its Pekin name, according to the same authority, is 
Kiao pai tsai (Kiao cabbage) or Kiao sun (Kiao shoots), Simon (in 
Paillieux § Bois, Potager d'un Curieuz, p. 93) has “ Kao-paé” as the 
Mandarin name, and “Co-ba” as the common Shanghai vernacular, 
e also gives interesting particulars concerning the cultivation of 
Co-ba. There are two varieties, the Co-ba of Fou Tcheou (Foo 
sun for a few days, and plant them in stagnant or running water 
with a muddy bottom. After this the next crop will be ready in 
about ten months time. ‘The vegetable as it is brought to market 
om eres Lane te luge” two or three pieces, 
A show its von the edie of this Water-Rice in Tonkin is 
foo ae ae 1008"1100). According to it a form of 
vn fs ae Hae al aie it is called ‘cu nieng’ or ‘cay 
