A RICE Substitute. 
a 
For A very luag time moat batsoisb, 
QriueUc amr^pgst otber?, Uaghfc thM the e 
were oolf Oifo Farlidtlea of tftpioca tmaoar. 
iog from one aingle speoiea; oowadajra 
two priDoiple BpBcies known to erbb 
with their many varietieH, The two 
prlnoipla aptctea oF tapioca; (1) I be 
bitter or u-efti) tapioca manihot utilm*na, 
(2) the iweet tspica i/. Aipi^ We shall 
confine onriielTea to deaoribe theae t«o 
typt^i, but shall oate, w we go alopg, th& 
pectttianlea of the varietiea ftod aab- 
YArietieti 
BiTTBB TaPI0C4« 
The BO- called bitter or useful tapiosa. 
ISA lacteaoeot plaot wi b hig, thick tnber^p 
of a . cjlindrical and somewhat elonitatt rl 
form which are yvtv rich in meal^ conttiin- 
iog a milky juice which ia yellow, and yery 
bitter. J' be atem-i are aaoHlly ttsD feet in 
leDgrh coDatating of mnn^ tamiBQ-ilinnwt^ 
twialtd \u Api-earHGce and of a yalEowi^h 
brown colour. The leaves, which aie 
ahernate have th«ee, five or eeyeo kb^a 
aod have a beaQtifal da.rk green oologr 
above «&d white underDrarb, Every parti 
of this pUot emits a special odonr-giiuilar 
to the aroma of bitter nuts. Its stualf 
flowere, always tuwad Id clnsters, are yel- 
low and oniaexoal. Its grains are black or 
ma'ble-like and reroh d one of those of the 
ca»tor oil plant The roots are aoalo- 
gooos to tho«e of the dahlia aod have ihe 
same morphological propertii s doe, no 
donbt to an active principle* the? Ciintain 
manihotoxine Thia first specie of tapioca^ 
jQst deioiiuedf givea a far better reinra 
than the leooud. 
