i53 



Acelosa excludenda. 



10. Acetosa montana , folio cubitall oblongiore 

 crispo , floilbiis in subviridi - luteolis , 

 Messerschmidii' Ainm. Ruth. 2.26. . . Rheum undulatutn. 



III. OXYRIA. 



Acetosae Spec. C. Bauh. Prodr. 55. — Tourn. Inst. i.p. 5o3. 



Rumicis Spec. L. Gen. pL n.° 4^1. Spec. pi. 1. p. 4^0. — Juss. 

 Gen. pi. 8:2. — Gcertn. Fruct. 2. p. 180. t. 1 19. /. 2. — Lam. Ulustr. 

 t. 2.']i.f. 6. — Willd. Sp. 2. p. 258. — Poir. Dict. 5. p. 66.— Pers. 

 Enchir. 1. p. SgS. 



Lapathi Spec. Adans. Fam. 2. p. 277. 



Oxyria. Hill. Veget. Syst. 10. p. 24* ic mata DC. Fl. Fr. 3. 



p. 379- suh Rurnice. 



Donia. Brown. Plants of Baff. Bay. 4. 



Rhei Spec. WaJil. FL Lap. 101. t. i^.f. 2. 



CHARACTER DIFFERENTIALIS. 



Flores hermaphrodili. 

 Calyculus nullus ? 



Perigonium 4-sepalum , sepalis omnibus post anthesin eâdem 

 forma aiiclis , nunquam abortivis. 

 Styli 2 reflexi. 



Cariopsis 2-gonus. Spermoderma purpurascens. Embryo centralis. 

 FoLiA palminervia. Florum pedicelli articulati. 



CHARACTER NATURALIS FRUCTIFICATIONIS. 



Flores hermaphrodili. 

 Calyculus nullus ? 



