1512 



RHEUM 



EHEUM (hha was the old Gm 

 Poli/i/unuicie Rhubarb Twmii 

 perennial herbs accoidiUK to M 

 pp ^2-37), natnes of Asm ami 

 radical, very large, entire oi ili\ 





^^"h.'vr"'^^^- 



Y7/.^' 





2097 Rhapis humihs (See ] 



1511 ) 



petioles: fls. perfect, small, greenish or whitish, pedicel- 

 late, in numerous panicled fascicles or racemes, the in- 

 florescence elevated above the Ivs. on stout, mostly hol- 

 low scape-like stems, which are )iiu\ id.a with sliiatli- 

 ing stipules or oereffi (Fig.2098); iln- p.riaiiih il |.:irl.il 

 and spreading; stamens 9 or li: ..vnry :; .ui-i.cl :iim1 

 bearing ^ stylos, ripening into a wiiif. ,1 ..r ~..nici iiiii> 



the 



species 

 plants a 

 foliage I 



against a heavy bad 

 1045, p. 7XJI. Even 

 ornamental subject ■ 



The Mi; i ,: ■ 



Several .-|"ii< ^ 

 believed, h"w.' 

 Rhubai-b impm 

 crown or short 

 inale. Ji. Sh, 



A. FoUacje uml 

 B. Lvs. {at lea 



Rliap6nticuin, Lii 



Pontus,"a provinci 

 Plant (in the CT. S 



It'll, till' marqina of the lvs. nearlij or 

 quite entire. 



the flower staV!S) acute or 



iminate. 



.e.. Pontic Bha, "Rhubarb of 



.sia Minorl. Rhubarb. Pie- 



■iNE-Pi.ANT. Pig 2098. Strong 



see/rt- 

 undulatur 



1 In deserts and siibalpine parts of 

 I -Nearl} ever\«here grown m this 

 I t I u I uient acid petioles which ale used 

 -I uij.. 1 1 pies and sauces \\ ine is sometimes 

 >iii the juite In France, kno\Mi usually as an 

 tal plant There are se^eral garden \arieties 



pedRcls j,„nt, ,1 11. ,r tin Ins. ,k. n, o\ ,t. ., 

 Siberia —Small plant earlier than if Jihapoiitu 

 BB I/> s obtuse 



Emorti \^ ] '!trtii till iTid 1 if\ r.tiole« 



I I I 1 lui itilj 1,1 uulud the fls dirk 

 I nil 1 1" low the middle akene large, 

 j_ \ il Iliiii-ilaya in alpine and subal 

 I M IIS I this figure is questioned by 

 tliiiil s It may represent IS austtale) — 

 toppeiy hue 



loje o» less lobed^ the margins of the lis 

 or segments usually toothed or notched 

 B its shallouly 01 oh\cni<ly lohed 

 compActum Linn Stem tall pttiolts sulcate pl-ne 

 aboM 1. itblules thickish bro ul ii\ att ( ordate un 

 diilate md obscurely lobed \ei\ obtuse glabrous and 

 shining abo\e, the margin strongh toothed, the veins 

 very prominent panicle with drooping branches akene 

 large, dark colored Siberia to China 



Meisner wli 

 Foliage has 

 AA Foliage ; 



BB Lis deeply lobed O) eieyilg diitded 

 palm4tnm, Linn. (i?. sanguineum, Hort.). Stem tall 

 and leafy: petioles subcylindrical, the margin rounded: 

 leaf-blades broad, suborbicular and cordate, 3-5-ribbed, 

 scabrous, deeply paLnately lobed; the lobes ovate-ob- 

 lon:; ..r lanceolate, acute, entire, dentate or pinnatifld: 

 jiaiii'If Ii'afy, with pubescent branches, the pedicels 

 sc Mir. Iv longer than the fls.; akene oblong-oval and 

 Milii-onlaie. Northeastern Asia. 



Var. Tanghiiticum, Hort. ih'. T.nHihnfn'iim, Hort.). 

 Lvs. more elongated and not -i. .In ply lili, .1. 



hjbridum, Mmr I'.-tiole long, 



/'/imlli'iail canall.-iilali- ; y and .sulcate 



(ffWi™ S7'7 beneath: leaf-blades ovate, 3-5- 

 'Iliiliiu-'Jl ribbed, the base cuneate or 

 scarcely cordate, incise-dentate. 

 puberulent beneath: panicle lax. 

 leafy: akene lai-L'.-. "'•at.' — s:..enis 

 to be unkn.iwn - '<■' I '■ ■ i -^ a 



turn and If. /.'; - I 'i r 



n, liaill. Probably 

 /,', luihrnhrm series, 

 Willi i.inrli riil hi-'. a. I lobes that 

 fxti'iiil liair 111.' .I.'j.lh of the leaf- 

 blade: fls. reil. China. 

 officinale, Baill. Figs. 1045, 

 2098. Ocrea or stipular 2099. Robust, with a short 

 sheath of Rhubarb. branching stem or crown 4-10 in. 

 (X 1^.) higb : lvs. very large, 1-3 ft. 



across, round-oval, more or less 

 pointed or acumin.ate, hairy ,3-7-lobed, the lobes extending 

 one-third or one-half the depth of the blade and sharply 

 anglcd-notched: flower-stems 3-5 ft., much branched. 



