Rumex. polygone^. 1017 



verosimiliter spectat R. montanus Ledeb. Fl. Ross. III, p. 510 non Desf. R. 

 montanus Desf. = R. arifolius All. est species Europoea caule tenui, foliis 

 viridibus membranaceis, stipulis integris, panicuia laxissimd diversa. 



27. R. tuberosus (L. Sp. T, p. 481) perennis viriilis glaber, 

 radice soepe incrassala fibras plus miaiis abruple in tubera ovato- 

 obloriga iiicrassatas edente, caulibus ereclis vel ascendentibiis in 

 panicuiam brevem parum ramosam apbyilam abeuutibus, foliis mem- 

 bninaceis radicalibus ionge petiolatia ovatis vel oblongis rcpaiidis 

 obtiisis basi rarius rotundatis SDepius cordalis vel cordato-hastatis 

 auriculis brevibus divergentihus obtusis vel acutis, foliis superiori- 

 bus sessilibus hastalis lineari-laiiceolatis acutis, pediccllis supra 

 medium articulatis, valvis membranaceis ovato-orbiculatis reticulatis 

 basi cordatis rarius triincatis achenio longioribus et latioribus basi 

 callo deflexo interdum dcliciente auctis ^. Ic. Fl. Grreca tab. 348. 

 — R. Creticus Boiss. Diagn. Ser. I, 12, p. 102. 



Hab. in saxosi.s, pratis, regionis interioris et montanae, Grtecia ad Gorinthum 

 (Orph!), monte l^arnes Atticae et Onion Bseotise (Heldrl), Cretii (liaul!), 

 Gycladibus (Sarl!), Byzantii (Murman!), Lydia ad Smyrnam (Bal. 3531), 

 Rhodo (Bourg!), Gypro (Sibth.), Syria ad Aleppo (Haussk!), Gappadocia 

 (Ballj, Georgiu Gaucasica (Hohl), Persia boreali (Buhsel), Tauria (Stev.). 



Ar. Geogr. Africa borealis. 



28 R. lacerus ('Balb. Miscell. p. 19) annuus, collo pluricaulis 

 caulihus herbaceis crassiusculis decumbentibus et ascendcntibus 

 brevibus inferne dichotome raniosis, foliis parvis carnosulis peliolatis 

 pinnalipartitis vel lidis inferioribus latioribus lobis lateralihus ulrinque 

 1-2 ovato-triangularibus vel oblongo-linearibus parvis siepe dcflcxis 

 interdum nullis terminali majore triangulari acuto, foliis sumniis 

 lanceolato-linearibiis integris, racemis axillaribus et tcrniinalibus 

 aphyllis subsimplicibus laxis, pedicellis flliformibus fructu longioribus 

 prope basin articulatis, valvis tenuiter membranaceis reticulatis cor- 

 datis rcniformi-orbiculatis callooblongo instruclis ©. R. pictus Fovsk. 

 Eg. Arab. p. 77? — Acetosa JEgyptia roseo seminis involucro, folio 

 lacero Lippi Schaw Specim. N" 5, t;)b. I. 



Hab. in arenosis desertorum et maritimis, Palestina ad moridiem Gaza 

 (Boissl), Egyptus ad Damiatam (Elir! Sieb !), ad Alexandriam (GaiU! Samarl) 



/3. macrocarpus. — Valvulae majores ovatse. 



Hab. in arcnosis maritimis Syrise ad Ras Beirut (Lalnll! Bl!). 



Species cum varietate lacera R. Tingitani L. non confundonda, in regno 

 Tunetano et Algeria crescenti, radice perenni, foliis longe triangulari-lanceo- 

 latis acuminatis undulato-laceris distincta. R. Tingitanus L. erronee ul vide- 

 tur in Smith Prodr. ex insula Gypro indicatur. 



29. R. vesicarius (L. Sp. I, p. 479) annuus, a collo ramosus 

 caulibus herbaceis crassiusculis slriatis dichotomis, foliis caniosulis 

 pctiolatis a basi subcordata vel subhastata ovatis vcl dclloidcis inte- 

 gris, racemis oppositifoliis el tcrminalibus simplicibus el pauiculatis 



05 



