‘126 ‘BOTANICON SINICUM. 
the root of the so plant. These tubers have a thin, chapped 
skin of a purplish black colour and are very hairy. After the 
skin has been removed the white flesh becomes apparent. 
It Sut-cHen :—The leaves of the so plant are like 
Allium leaves—hard, shining, sharp on the margins. The 
stem is hollow, triquetrous. Green flowers in spikes. The 
roots are fibrous. Beneath the radical fibres small tubers 
are produced. These are of the size of a small jujube, pointed 
at both ends, and covered with fine black hair. They “ 
much used in medicine. In Sanscrit books the plant is 
called Re 2E WY mu ts‘ui chie (or ta). 
Ch.,; RXV BS 280 ts‘a0. Representation of a Cyperus 
with oblong tubers, 
As has been stated in Bot. sin., II, 97, the names 
so ts‘ao and hiang fu tsz‘, given in the P. as synonyms, were 
applied in ancient times to two distinct cyperaceous plants,— 
so to a Scirpus, the culms of which were used for making 
shoes, umbrellas, rain-cloaks, hats, and hiany fu tsz‘ to the 
fragrant tubers of a Cyperus. 
Lour., Fl. cochin., 53 :— Cyperus rotundus, L. Uhigae - 
in Cochinchina et China. Radix tuberibus ovatis, parvis, 
odoratis, pilosis. Sinice hiam phu cu. 
Tatar. Cat. 45:—Hiang fu tsc'. Radix Cones 
Gaveer [39] describes and figures these tubers, which he 
refers to-C. rotundus, : | 
P. Surra, 81 :—So ts‘ao, hiang fu tsz‘, Cyperus esculentus, 
and [51] so ts‘ao, Carex hirta [arbitrary identification]. 
Comp. also Henry, Chin, pl., 144. c 
Cust. Med., p. 210 (15) :—Hiang fu tse‘ exported ee 
from Wen chow 76 piculs,—p. 340 (41), from Canton 
piculs,—p, 186 (31), from Ning po 58 piculs, — Smaller 
quantities exported also from Shang hai, Amoy, Swatow. ~ 
