EXPLANATION OF NAMES OF HERBACEOUS PLANTS. 49 
The Shuo wen says the Yao is a plant with a bitter taste. 
In Kiang nan they eat it to remove flatulence. 
According to P., XV, 47, this is the same as the 7@ 3 K‘u 
or bitter Yao, first mentioned in the Pre lu, and represented 
in Ch., XIV, 6, as a spiny plant (only leaves). 
So moku, XV, 41, 7G 38 Cnicus japonicus, Maxim. Index 
Flore sin., p. 461. 
E., 161, family 7 BR. The figure indicatesa Cnicus. Fap., 640, 
Cn. ovalifolius, Fr. & S. ; 635, Cn. japon. is Jy iil 
E., 45, family J includes a hou of the Rh ya, which v. infra, 152. 
63.—¥i Hiai ; $ #4 Hung hui. [Comp. also 3.] 
Kuo P‘o :—This is a vegetable. . 
Hine Pine :—It resembles the 4E 3 Kiu ts‘ai (Allium 
odorum). In the Pen ts‘ao it is also termed 3% 2% Us‘ai chi. 
V. infra, 360, Allium. 
«OLB Su; HERE Kui jen. 
Kvo P‘o :—The Su is a sort of Jen (oleiferous plant). 
_ Hine Pine :—T‘ao Hune-xine, in explaining the Pen 
__ts'ao, says, the leaves of this plant are of a purple colour 
: underneath and yery fragrant. There is a variety of it with 
= the leaves not purple-coloured and not fragrant. There is 
also a wild species growing in marshes and called 9K #@ 
Shui su (water sui) or $6 HR Ki sw (cock’s su). 
=P, Xive, 94, # Su. Li Sut-cuen distinguishes two 
_ Sorts of Su. One of them, called 3% # Tse‘ su (purple su) 
has a square stem ; ; roundish-pointed, toothed leaves, purple 
on both sides when the plant grows in rich soil, purple 
only underneath when it grows in poor soil. It is very 
fragrant, Young leaves eaten as a vegetable, also pickled 
th plums, They are also used to prepare a beverage. 
Be other kind, with its leaves white on both sides, not 
