RHUS 



one-i havinj; appearnl in thi- ti-aili', so far as tlie wrilur 

 knows. 



In the t'ollowin^ ennmc-ratiou. two spprii-.s ot Cotiuus 

 (Nos. ■; anil 4) aro ineln.lod. 



ixriKx. 



aroniatir<i. ,"., sjlalira. s. su.-,-edanea, 10. 



atroliurpuvea, :!, illtesvifnlia, 1. Toxi Irlhlvon, U. 



Oana.leiisis. .-.. lariuiat.i. s, IL trilnl,;i t.i , ,-,. 



copalUna, 13. (.isbwkii, Hi. lyi'liiii.i, 11. 



Coviaria, U. ovata, 'J, veiirnala. *.l. 



eoTinoiiU's, 4. pumila, 1-. \-enncil\>ia, I'.i. 



Ootinus, H. radicanii. C. Vcruix, a. 



diversilolia, 7 semialata. Hj. 



A. Ff'liinjr .^im/>h_. 



B. riilidiih.-: not i>liiiiio.s,: ill fruit. 1. integ:riiolia 



2. ovata 



BB. Pidiiiichu iiliiiiins, ill fruit M. Cotinus 



-t. cotinoides 



AA. Foihli/i ronipoilliil, 



B. Lftx. ii.iriiiiilhj S .5. Canadensis 



i.i. diversiloba 

 7. Toxicodendron 



BB. Lftii. inn II II. 



1-. Zr.s'. siin'otti oil both .•'idis... S. glabra 



9. venenata 

 10. succedanea 



CO. Lc.s'. piibt'.^ot'iit b^'iieirth 11. typhina 



12. pumila 

 l:t vernicifera 

 D. I^achi.^ iiiari/iiied 14. Coriaria 



DD. l^acJlii irilhj'd b C t ir r t' II 



/'■/.-- Iri. copallina 



111. semialata 



1. integriJdlia, Beuth. &- Hook. Shrub, 2-8 ft. high: 

 Ivs. oval, entire, or occasionallj^ long-petioled, with ;{ 

 Ifts.; panicles and new growths pubt-rulrut: lis. wiijto 

 or rose-colored ; fr. very large, t'alifornia. S.S.o:10it. 

 — An evergreen species. 



RHCS 



1.5:^9 



^-^ ^^'^^'5 



2115. Rhus glabra C-n ,^3). 



2. ovata, Watson. Another Californian s]icci 

 sembling the last, but with larger and siuoother I 



.■]. C6tinus, Linn. Smoke Brsi-i. Venioe Sumai 

 bush 10-12 ft. high, with simple obovate Iv.s. and brown 



bai'k: ds. purple, in amide loose panicles and on very 

 long pedicels, which ljeiM.»ine prolnsely [dumose, giving 

 the plant tlie sniid%y appearance' fr(jni which it <lerives 

 its coniniou name. Early summer. Ku., Asia. Var. 

 atropurpurea, llort., is distiuguished by tlie darker 



'^e 









21ie. Young plants of Rhus typhina. var. laciniata. 



color of its inflorescenoe. — Tliis species ii.sed to be com- 

 mon in cultivation, Imt it does not seem to reproduce 

 itself as readily as some species, and in many cases 

 when killed by borers or other causr-s, it has not been 

 replaced. Gng. 5:118. Gn. 34, p. 162; o-l, p. uU5. 



■i. cotinoides, Nutt. A small tree, 20-40 ft. high: lv = . 

 undivided. n\-al or oliovate, smooth, tliiu : tis. greenisli 

 yellow, ii! larg-M ]iaiiiides: pedicels becoming plumose as 

 they develo]). Klowers in spring, ami ilie foliage as- 

 sumes most l)rilliant aufnmn tints. I\Iississi]ipi valley. 

 S.8. l^:9H-fl, — Known also as ('ntiini.s .Uneficco'ti.s, Nutt. 

 Sometimes called "Chittam-wood.'' 



5. Canadensis, Marsh. (B. aronidfica, Ait.). Spread- 

 ing shrub, :i-S ft. high, with il-tolKite. creuate. pu- 

 bosfcnt. petiolate. aromatic ]vs.: t!s. yellow, small, in 

 ^du^ters or short s]iikes, eil lier axillary t">r s'lnietinirs 

 terminal : fr. globular, foml-red. s]iarsfly hairy, and 

 comparatively large. Flowers in spring l.n:-fore the Ivs, 

 appear. Rocky woods, eastern N. Anier, Var. trilobata 

 has the Ifts. deeply cut or 3-lobed. — This is one of onr 

 best cover plants orundpr-shrubs and spreads naturally 

 by hiyers. Will tionrish in any soil and is especially 

 adapted to dr}-, rocky banks. 



6. Toxicodendron, Linn. Poison Oak. Poison Ivy 

 A scandcnt or cjimliinu- plant: Ivs. snn'oth or ofton 

 ].ubL-'seHnt o]i veins, ovate, sinuate, or lobcd, iietiolaTc ■ 

 panicles short-stalked: fr. riltlied when dry. -Tunc. N 

 Amer. V. ](i ;l(i:>. — ( 'are should be taken in planting 

 this species, as it is very poisouoiis to nnmy, and for 

 this reason it should be extirpated froni our ornamental 

 plantations, rather than added to them. The autntnii 

 color is attractive. As In-re understood, it include^ ii'. 

 radicaiis, Linn, 



7. diversiloba, Torr. cV Gray. A Californian si>ecies 

 cjrisely allied to tlie prei-ct.lini:, etpially ]ioisonous, and 

 therefore not to be recommended for planting. 



8. glS,bra, Linn. Smooth St':>rACH. Fig. 211o. Smooth, 

 ghuicoiis. lll-b"i ft. high: Ifts, many, green abi.ve, white 

 beneath. naT'ro^vly oblon--. with serraled e(li:e,s; iK. in 

 terminal i>anicle.s: fr. i-rims<:in, hairy. -Inly. X. Anier.— 

 One of the best siM-ejcs f<ir nia^s or otln-r jdantinu-. Var. 

 laciniata, Cai-r.. lias the Ifts. deejily cut. -iving tin- Ivs. 

 a verv fern-like a)ipearaiice. fjike the t\pe. it colors in 

 autumn. R.H. Ibti:.!, p, 7. V. ln:p)l. 



9. venenata, DC DoowrioD. P^tson Sumach. Usu- 

 ally taking the form of a tree, 10-20 ft. high: ifts. 7-i:; 

 on a reil petiole and midrib, smooth, shining grec^i 

 abo^'c, pah- beneath: tls. in a narrow panicle, drooyiing: 

 fr. small. Hattenetl. v,diite. June. Moist ground, easrem 

 X. Amer. — Chie of the most beautiful, but unfortunately 



