PLANTS MENTIONED IN CLASSICAL WORKS. 243 
426.—3§ fE Yu lung is the name ‘of a plant mentioned in 
the Shi king, Leaat calls it Water Polygonum, Polygonum. 
It is called yu lung, or wandering dragon, from the way in 
which its branches and leaves spread themselves out. 
Shi king, 138:—In the marshes is the spreading Water 
Polygonum. Mao explains yu lung by $f Hi hung ts‘ao 
_ (red plant). e 
[See Rh ya, 102, $0 hung or HE Fy lung ku. 
Lu K1:—The yu lung is also called FR 3€ ma liao [Horse’s 
Polygonum, comp. above, 366]. It is a tall plant, more than - 
a chang high, grows in marshes. Large leaves, red or white. 
In P. [XVI, 79] the name is written ¥¥ hung, also called 
IK FE shui or water hung. This is the Polygonum orientale, 
a large, conspicuous species, a common plant all over China. 
It is also much cultivated in gardens as an ornamental plant. 
Figured in Ch., XI, 90, and Kiu huang, XLVI, 12. 
Amen. exot., 891, #¢ oo, vulgo ke tade, it. inu tade, 1.¢. 
Persicaria lanuginosa ; caule quadripedali, simplici, piloso, 
geniculis fimbriatis . . . . folio cordato amplo .. . . flore 
Incarnato, é 
 Taunpera, Flora jap. [165] refers this to P. harbatun, 
but in Srrsonp, Syn. plant. econ. jap., 105, and So moku, 
VII, 76, the Chinese name given by Kampret is applied to 
P. orientale. . : 
RTA Tz. This character occurs twice in the Shi king. 
Lreae translates it correctly by Tribulus terrestris. 
— 14:—The Tribulus grows on the wall and cannot be 
bmnshied away, cannot be removed. 363:—Thick grew the 
_ +rbulus on the ground, but they cleared away its thorny 
bushes, efi : 
ous the Rh ya [90] the character ts‘e’ is explained by a 
(Ti, which even now is the vulgar name for Tribulus 
terrestris, L., 2 common plant throughout China, It is a 
