1860 TROP^OLUM 



B.R. 28:65. R.H. 1843:300. F.S. 2:110. P.M. 9:247. 

 R.B. 20:157. Var. grandifldrum, Hort., has larger fls. 

 F.S. 11:1160. I.H. 3:85. 



AA. Fls. red or yellow. 



B. Petals small, protruding from the constricted mouth 



of the calyx. 



2. tricoldrum, Sweet (T. tricolor, Lindl.). Fig. 2583. 

 Perennial from a fleshy or tuberous root, half-hardy, 

 climbing: Ivs. peltate, orbicular, divided into 6 oblong 

 villous leaflets: fls. about 1 in. long, somewhat cornu- 

 copia-shaped, the calyx being the conspicuous part; 

 main part of the calyx vermilion, the short lobes pur- 

 plish, the small petals yellow. Chile. B.M. 3169. B.R. 

 23:1935. F.S. 4:369. P.M. 2:123. -Very choice half- 

 hardy plant and probably the best known in this coun- 

 try of the tuberous-rooted kinds. Usually grown in- 

 doors. Its growth is very delicate. 



3. J4rrattii, P.axt. Much like T. tricolonim, hwt more 

 robust, the fls. larger, more brilliant in color, the upper 

 part of the calyx with bright spots of yellow, the two 

 upper petals penciled with brown. Chile. P.M. 5:29. 



BB. Petals conspicuous and mostly wide-spreading. 

 c. Sptir not as long as the calyx-lobes. 



4. brach^ceras. Hook. & Am. A very slender climber, 

 resembling T. tricolonim in habit: Ivs. peltate, nearly 

 orbicular, deeply parted into 6 or 7 oblong or obovate 

 obtuse lobes: fls. sra.iU, on short pedicels, the calyx 

 green and very short-spurred, the corolla with spread- 

 ing yellow petals. Chile. B.M. 3851. B.R. 23:1926. 



'F.S. 4:368. P.M. 4:55.-Half -hardy perennial. 



oc. Spur much longer than calyx-lobes. 



D. Lv.'i. parted nearly or quite to the base, or distinctly 



compound. 



E. Blossoms essentially red. 



5. speoibsum, Poepp. &■ Enrtl. Half-hardy slender 

 climbing vine: Ivs, |.clt:iic :it tlie base, short-petioled, 

 parted to the basi- ml" i, .jl...\;ii.-(.liIong obtuse divisions 

 or leaflets: pedii-ils x , rv sl.inl.r, red, fls. shaped much 

 like those of T. iikijiis. I.iit .suuiUer, vermilion-red. 



TKOP^OLUM 



2584. Tropaeolum pereerinum— the Canary-bird Flower { 



6. pentaph^Uum, Lam. Slender climber, the glabrous 



vided to the base iTit.. :. ..IiImul; ,,r clmvate segments or 

 leaflets: tts. small cilH.m 1', m. |..ng), the large red 

 spur being the coiis|.icui.ii-. ii:iii, the lobes green, and 

 the 2 small petals red. Aitteniiiia. B.M. 3190. B.H. 

 22:73.— A half-hardy species, showy because of the 

 great number of bright small flowers. 



EE. Blossoms yellow. 



7. polyph;^lltim, Cav. Perennial, half-hardy: stem 

 succulent, prostrate or climbing: Ivs. peltate, orbicular, 

 cut beyond the center into 7-9 narrow divisions : fls. 

 nmch like 7'. mnjitx in shape, but smaller; spur slender 

 but !-;iiImm- slunr, ilii- c.tlyx-lobes triangular; petals 

 iiiii,'uiiul:ii' . \,ll,.w. «;ivv or emarginate, the 2 upper 

 oii.^s sir..nkr,rwiih r.-.l. I'liil,.. B.M. 4042. P.M. 10:175. 

 F.S. _'(i:jin;i;, (i.e. II. l'h-JU. Gn. 45, p. 1.58.— It is a 

 tubrnMi>-n"il. il .s|.iri,s, till- stem naturally prostrate. 



8. Leichtlini. IlMtt. Hvl.rid of T. pohjphylhn,, and 

 T. ,'lnl, ,-,:■ Mi|.|il. Ii-ii, raised by Max Li-irhtlin, 

 Ba.bii Hiid.n. .Mu.'li like- T. polyphyllum, but the fls. 

 of brighter color, and the Ivs. larger. 



DD. Lis. lobed, the divisions usually not extending 

 much, if any, beyond the middle, and the si- 

 nuses usually broad. 



E. Petals fringed. 



9. peregrinum, Linn. {T. Ciiuiriens,. Hurt.). Ca- 

 NARV-BIHh I'l.-/. l.K. I'i:;. '-'.'iM. \iinii:il, l:ill el Ii t,l li 1 1 L' ; 



regular; s(iui- ^ii''i. li'i:,i>l. J i,!.;.. i- |.i i.il.-. ii...tuiid 

 large, obovate-clawi'l. nu 

 small and narrow and ri 

 B.R. 9:718.-An exn.nri,t 

 the fls. can scarcely be lal 



.l.imbia. B.M. 1351. 

 iwing vine, although 



