70 



TEREBINTHACE^, XVII. Rhus. 



is daily used in strengthening plaisters, for which it is deservedly 

 much recommended. It is of a warm discutient nature, and 

 may be used in all swellings arising from colds, both externally 

 and internally. The gum, dissolved in water, is an easy purga- 



tive, and thought to be extraordinarily diuretic. In Jamaica the linianum, 

 tree is frequent enough, and the hogs are said to have recourse 

 to it when wounded in the woods. 



Var. /3, dioica (D. C. prod, 2. p. GT-) flowers dioecious, 

 greenish. Lam. ill. t. 207. f. 1. 



Far. y, coccmca (D. C. prod, 2. p. 67.) flowers dioecious, rei 

 Fruit scarlet. R. elegans, Ait. hort. kew. 1. p. 162. R. Caro- 



Mill. diet. no. 4. — Cat. car. app. t. 4. Native li 

 South Carolina. 



Metophim or Hog gum-tree. Clt. 1823. Tree 20 feet. 



Smooth or 

 Shrub 8 feet. 



Scarlet Sumach. Fl. July, Aug. Clt. lUi 



> 



9 R. PUMiLA (Mich. fl. bor. amer. 1. p. 182.) a humble sLrul 



the Aral * n ^^^^olly covered with pubescence ; leaves with many pairs ol 



deeply-toothed oval leaflets, which are downy on the under 



■c^i^"^^^ surface ; petioles? T2 . H. Native of Upper Carolina. Fruii 



1 T ' t 1 IV T^ .. T 1 sdkv. This IS the most poisonous of the genus, according li 



polygamous, dioecious, or hermaphrodite. Drupe ovate-roundish, ; r^-^ 7 \ tit t i x ^ ^ % x- .i, ^. 



usually villous, containing a smooth or striped nut. — Shrubs 

 with impari-pinnate leaves or palmately trifoliate ones. Petioles 



Sect. III. Su'^mach (cl-simac or es-simac is 

 name of some species). D. C. prod. 2. p. 67. — Rhus and Toxi- 

 codendron, Tourn. inst. 381. Moench. meth. 72. 



naked or a little winged. 



Flowers panicled. 



§ 1. Leaves impari-pinnate 



* Petioles nalced. 

 (Moc. et Sesse, fl. mex. icon, ined.) 



petiole naked ; leaflets sessile, pinnatifid, pilose, oblong ; 



" G, Native of Mexico, on 



pairs 



lobes blunt, awned, with a hair. 



^ 



Mr ,_ 



this species was poisoned all over his body and was lamed fori 



considerable time. 



Dwar/ Sumach. FL July. Clt. 1806. Shrub 1 foot. 



10 R. acumina'ta (D. C. prod. 2. p. 68.) leaves with 3 or < 

 pairs of leaflets, and are as well as the branches smooth ; petiok 

 naked; leaflets oval, quite entire, with long taper-points, paler 

 beneath, and full of parallel feather nerves. ^ . H. Native of 

 Nipaul. Lateral veins of leaves 20-30, parallel. Panicle i 

 flowers axillary, shorter than the leaves. Flowers dioecious. 



A cuminated-\e3ived Sumach, Shrub. 



the mountains, where it is called Tetlazian^ but it is not the 11 R. succeda^nea (Lin. mant. 221.) leaves with 5-7 pairss^ 



Tetlacian of Hern. mex. p. 153. Fruit covered with violet leaflets, smooth, permanent; petioles wingless; leaflets ovate 

 hairs. 



Fern-like Sumach. Shrub. 



lanceolate, taper-pointed, shining, netted with veins and glaucoifl 

 beneath, self-coloured. T2 • G. Native of Japan, Fasi-no-Ki- 

 Koempf. amoen. 793. t. 795.— Thunb. jap. 121. Drupe ovat^ 



leaflets ; petioles naked, and are as well as the branches hairy ; white, about the size of a cherry, 

 leaflets lanceolate, acuminated, serrated, rather pilose beneath. 



containing a smooth nut 



The oil of the seeds, expressed whilst warm, acquires the cod- 



T2 . H. Native of North America, from Canada to Carolina, in sistence of suet, and serves for making candles. The trunj 



yields a varnish, but in so small a quantity as not to be worn 

 collecting. Osbeck informs us that this is called Taysha^ 

 China. ^ 



Clt 



^.^ 



rocky dry situations. Duh.arh. ed. nov. 2. t. 47. Wats 

 brit. t. 17. and 18. R. Virginiana, Baidi. pin. p. 517. The 

 purple velvety berries appear In large close clusters. The leaves 

 change in autumn first to a purplish, but just before they fall 



Succedaneous or Red Lac Sumach. Fl. June, July 



to a feuillemort colour. This species, as well as R. coriaria is 1768. Shrub 10 to 15 feet. 



used for tanning leatlier ; and the roots are prescribed as a fe- 12 R. nodosa (Blum, bijdr. 1164.) leaflets 3-4 pairs, ovatfi- 



brifugal medicine in the country of its natural growth. 

 Var. 



*.^ leanecs o-^ \iaii.oy «•- 

 oblong, entire, bluntly acuminated, a little obliquely attenuat^ 

 arhorescens (D. C. prod. 2. p. 67.) leaves somewhat at the base, smooth ; petioles wingless, terete, geniculatelj 



" " _ . ^ - f2- S- Native of Ja^-* 



on the mountains of Salak, where it is called Kadondang-a^^^S' ^ 



pubescent beneath. T2 . H. Willd 

 Far. (iyfrutesc 



Tree 20 feet, knotted ; panicle terminal, fastigiatg. 



beneath. Tj . H. Shrub 8 feet. 



Fever or Virginian Sumach. 

 Shrub 8 to 20 feet. 



A'wo/^ec?-petioled Sumach. Tree. 



FL July, Aug. Clt. 1629. 13 R. pubi'gera (Blum, bijdr. 11 65.) leaflets 3-7 pairs, ovaljj 



• lanceolate, entire, acuminated, a little obliquely attenuated at t 



7 R. viRii>irL6RA (Poir. diet. 7. p. 504.) leaves with 8-10 base, opaque on both surfaces, and are as well as the petiol^ 



pairs of leaflets ; petioles naked, and are as well as the branches 

 pilose ; leaflets lanceolate-oblong, serrated, pubescent beneath. 

 Tj . H. Native of North America, in Pennsylvania and Virginia, 

 on the edges of woods in dry sunny situations. R. Canadensis, 

 Mill. diet. no. 5. Flowers yellowish-green, probably not much 



somewhat pubescent ; panicles axillary. 

 Pnhifrerous Sumach. Tree. 



b- S. 



¥ 



pai 

 lets 



14 R. vERNiciFERA (D. C. prod. 2. p. 68.) leaves with 0^ 

 irs of leaflets ; petioles naked, and are as well as the "^^". 



G f>lnt]iArl wifli KCkft Anwn • lf»nflpfc f^llini-ir. aCUtC, H 



clothed with soft down ; leaflets elliptic, acute. 



more than a variety of the following species. Racemes of flowers entire, smoothish above, but velvety beneath from pubescence 



^2 . G. Native of Japan, where it is called Sitz or ^^^-V 



erect. 



Green-Jlowered 



Fl. July, Aug. Clt. ? Tree 15 ft. 



8 R. gla'bra (Lin. spec. 380.) leaves with 8 or 10 pairs of 



Koempf. amoen. 791. t. 792.), and of Nipaul. 

 mat. med. 151. 



R. vernix, 



B.F 



Thunb. jap. 121. but not of others. 



^ ^ 248. butno* 



UL Willd. Leaves long, resembling those of a walnut. 1 

 berg affirms that the very best Japan varnish is prepared 

 this tree, which grows in great abundance in many parts 0! ^ 

 country, and is hkewise cultivated in many places on accoun 

 children with impunity, but they are very sour. ^ On cutting the the great advantages derived from it. This varnish, which oo 



^ " ^ * , , * , , _I_ out of the tree on being wounded, is procured from stems 



The bark boiled with the fruit affords a black ink-like tincture. are three years old, and is received in some proper vessel. 



Far. a, hermaphrodtta (D. C. prod. 2. p. 67.) flowers herma- first it is of a lightish colour and of the consistence of c^J^ 

 phrodite, greenish. R. glabra, Willd. spec. 1. p. 1478. — Dill, but grows thicker and black on being exposed to the air. 



leaflets, and are as well as the branches smooth ; petioles naked; glandif olia, Wall, in Litt. D. Don, prod. fl. nep 

 leaflets lanceolate-oblong, serrated, whitened beneath. Tj . H. 

 Native of North America from New England to Carolina, com- 

 mon in old fields. Flowers greenish-red. Fruit silky, red. 

 They are used for dyeing the same colour, and they are eaten by 

 children with impunity, but they are very sour. On cutting the 

 stem a yellow juice comes out between the bark and the wood. 



eltli. t. 243. f. 314. 



and unmix 



It" 



fur 



