52 Polygonaceae, 



viridis Sm. fl, brit. I. p. 390. — IL ^iemorosns Bchrad, in Wilkl. onum. 

 hort. berol. I. p. 397; Form. in Yer. Briinn 1897 p. 27. — R. nemo- 

 lapathum Ehrh. in L. fil. suppl. p. 212 p. p. ; Friedr. Reise p. 276. 

 — Ic-on: Fl. dan. t. 2229. — 



Caule erecto, gracili, in paniculani hixam abeunte ; panicuhie ramis 

 erecto-patuhs, inui basi tantuni fohatis; fohis tenuibus, petiohatis, inferio- 

 ribus cordato-obk)ngis, obtusis vel acutis, superioribus lanccohitis, acutis; 

 verticillastris remotiusculis ; valvis lineari-oblongis, integris, unica callifera. 



In nemorosis, silvaticis regionis montanae. Thessaha: ad monas- 

 t^rium Korona (Haussk.), pr. Asprokhsia (Form.); Argohs: pr. Poros 

 (Friedr.); Laconia (Sibth.): pr. Androvista, Scardamuk, nit. Taygetos, 

 pr. Kalamata, Methone, Corone (Chaub.). — Jun. Aug. '^V. N. v. 



7. R. coiigloineratus Murr. pr, stirp.-gotting, p. 52; Heldr. 

 Nutzpfl. p. 25; Heldr. fl. cephal. p. 63, Fl. Aegina p. 388; Raul. 

 cret. p. 847; Spreitz. in z. b. G. 1877 p. 729; Bois. fl. or. IV, p. 1010; 

 Form. in D. bot. Mon. 1890 p. 62, in Ver. Brimn 1895 p. 23, 1897 

 p. 27; Hal. Beitr. fl. Epir. p. 39, Beitr. fl. Achaia p. 31 ; Haussk. 

 symb. p. 59. — li. glomeratus Schreb. spic. hps, ed. 2 p, 64; Marg. 

 et R. fi. Zante p. 80. — Icon: Fl. dan. t. 2228. — Exslcc: Orph. 

 herb. n. 2989; Sint. it. thessal. n. 983. 



Differt a praecedente racemis fere ad apicem usque foliatis, valvis 

 sublatioribus, omnibus grosse calhferis. 



In ruderatis, ad saepes, in nemorosis regionis inferioris et mon- 

 tanae. Epirus: pr. Janina (Bakl), Kalarrytes (Hal.); Thossalia: pr. 

 Malakasi (Sint.), ad monasterim Korona, Phanari, Karditza, Orman 

 Magula, Aivali, Pharsalus (Haussk.), pr. Vkachava, Selicany et Spilia 

 in mt. Ossa (Form.); Euboea: mt. Telethrion (Heldr.); Attica: mt, 

 Pentehcon, pr. Myh (Haussk.), Phaleron, insuhi Aegina (Heklr.); Achaia: 

 pr. Patras (Hal); Laconia: mt. Malevo (Orph.); Argohs: pr. Naupha 

 (Haussk.); Creta: pr. Nerokuru, Canea (Raul.); Zante (Marg.); Cepha- 

 lonia: pr. Argostoh (Heklr.); Corcyra : pr. Benizze (Spreitz.), — Maio, 

 Aug. ^. ^ 



^. Valvae serruktae vel inciso-dentatae, (cf. 7/. ohtiisifoluis 

 var. y.) 



X Folia ovata vel oblonga; verticilli apliylh vel inferiores 

 tantuni fohiferi. 

 O Perennes; pedicelh elongati. 



8. R. obtiisifoliiis L. sp. p. 335; S, et S. pr. I. p. 246; Ch. 

 et B. exp. p. 107, Fl. pelop. p. 24; Bois. fl or. IV. p. 1011; Haussk, 

 symb. p. 58. — B. Friesii Gr. et Go(h-. fl. fr. III. p. 36. — Icon: 

 Fk dan. t. 1335. — Exsicc: N. v. 



Caule erecto, cito in panicuhim lamosam, strictam, parte inferiori 

 excepta aphylhun abeunte; fohis petiohitis, inferioribus cordato-ovatis 

 vel oblongis, obtusis, superioril)us lanceohitis, acutis; verticiUaslris remo- 

 tiuscuhs; valvis ovato-trianguhiribus, omnibus calhfcris, dentatis, dentibus 

 triangulari-subulatis, valvae latitudine brevioribus. 



