Decennial Index, 1881 — 1890. 
RHUS AROMATiCA, use in incontinence 
of urine, 89, 189 — botany, 81, 
209 — analysis of root bark, 81, 
212 — microscopy, 81, 210. 
— GLABRA, preparation of malic acid 
and of ink, 87, 335 — analysis of 
leaves, 88, 389— galls, 90, 5H4. 
— METOPiUM — Eh. perntciosa, uses, 
85, 434. 
— TOXICODENDKON, USES, 80, 173 — 
poisonino', remedy (sodium hyp 
sulphite), 81, 256; (serpentaria), 
84, 355; (soda), 87, 476; (Pilea 
pumila), 88 , 390; (phenol sodique), 
90, 540. 
RH YNCHOSIA precatokia, uses, 85, 
433. 
RIBIS FLORiDUM — R. NitiRUM, proper- 
ties, 88, 337, 338. 
RICK, composition of several varie- 
ties, 84, 529 — powdered as a styp- 
tic, 80, 294 — flour detected in buck- 
wheat Hour, 83, 299. 
RICHARDIA ^THiopicA, uses, 85, 
340. 
RICININ properties, 88, 96— is an 
albuminoid, 89, 610. 
RICINUS COMMUNIS, analysis, 88, 93 
— as iusettticidp, 83, 422 — use of 
leaves, 90, 196 — crystalline albu- 
men in seeds, 81, 393 — poisonous 
principle in seeds, 89, 610. 
ROA FIBRES, microscopy, 84, 222, 
ROACH POISON, 80, 610. 
ROBINIA PSEUDUCACiA, analysis of 
bark, 90, 178 — poisonous proper- 
ties of bark, 87, 153. 
RODHOLDER, 83, 586. 
ROMERITOS, Chenopodina linearis, 
uses, 80, 76. 
ROSE APPLE (Jambosa species), origin 
and properties, 82, 350. 
— CULTIVATION for the oil, 87, 33. 
— HIPS, uses, 80, 123. 
— LEAVES, artificially colored, 81, 
314. 
— THRAOiAN, account, 87, 34. 
ROSEMARY in perfumery, 85, 131 
— cultivation in Sussex, 90, 138. 
ROSIN (colophony), crystalline acid, 
89, 36':! — acid number, etc., (Krem- 
el), 87, 93 (Dieterich), 89, 357 
(Hiibl) 84, 470, 88, 561— behavior 
to chemical reay^ents, 82, 610 — 
spontaneous combustion of powder, 
88, 455— in cubes, 90, 11^8— detec- 
tion, 81, 307,88,611,90, 615— es- 
timation in presence of fats, 82, 
442,in soap, 82, 442,85, 383— excip- 
ient for pills, 85, 595 (as soap), 
90, 495— solubilities, 82 , 608. 
— CARBOLizED, for iugrowiug toe nails, 
85, 528. 
ROSIN WEP]D, root and resinous exu- 
dation, 81, 487. 
ROTOINE (from Scopola japonica), 
i origin and properties, 81, 450— com- 
mercial, substitution, 88, 230. 
ROTUL^ MENTHA PIPERITiE, Ph. 
Germ., 83, 130. 
ROUGE, CHINESE, is earth ami n, 87, 
268. 
RUBBER, preparation for plaster, 
87, 375, 89, 416. 
— VULCANIZED, 90, 618 — devulcanized 
by glycerin, 89, 287— decav, 90, 
6i8— preserved, 87, 295. 
— GOODS composition for repairing^ 
88,512. 
— TUBING, hardening and disinfect- 
ing. 89, 22. 
RtJBIA LAEVIGATA, tinctorial proper- 
i ties, 80, 76. 
i RUBIDIUM AMMONIUM BROMIDE, USG 
I in epilepsy, 90, 98. 
RUBIES, ARTIFICIAL, preparation, 88, 
\ 289. 
1 RUBIJERVIN, properties, 90, 493. 
j RUBUS ciiAM.FMORus, descHption and 
use of fruit, 87, 266. 
; — viLLosus 6arA;, description and his- 
tology, 81, 595 ; p. c. of tannin, 82, 
388; analysis (Santee), 80, 118; 
(Krauss), 89, 695 — leaves, astrin- 
gent, 80, 172; description, 81, 
595-/a?i7M.s, 81, 596. 
RUM, St. Croix, p. c. of alcohol, 82, 
i 325. 
RUMEX ACETOSA, formation of oxalic 
acid, 80, 500 — poisoning, 87, 7. 
\ — nY:MENOSEPALUM, description and 
properties, 80, 116, 261 — use for 
tanning, 89, 395. 
RUSSIA, pharmaceutical study, 82, 
318. 
LEATHER, 85, 242. 
j RUST, removed from nickel plated 
ware, 80, 611 ; removed from 
linen, etc., 85, 292. 552, 89, 76. 
j RYANIA cocciNEA, supposed source 
! of guachamaca, 85, 561. 
I SABADILLA ash of seed, 87, 28. 
\ SABAL SERRULATA, histology of fruit, 
83, 46'i. 
SACCHARA, Phil. Hospital, 88, 
423 
SACCHARIN (Peligot), composition 
and properties, 81, 59. 
: — (Faiilberg) (;omr>osition and prop- 
1 erties, 80, 312, 87, 622. fi24— con- 
stitution of commen.'ial, 89, 496 — 
