19Q 



disco laeves vel saepius in eadem planta tuberculatae, 4—12 mm loiigae. Semina dilute fusca 

 vel nigra et nitentia, radice ± rostrata. 



Variat: 



a) genuinum Westerl., Sv. Atripl. 31 et 1. c, 141; v. alba DC. in Duby, bot. Gall., 398, 

 (i (1828); Moqu. in DC, Prodr., XIII 2, 92 (p. p.); v. commiinis Strobl, Fl. Nebrod. in Flora 

 (1881), 445 = v. microcarpa Strobl in Ost. bot. Zeit (1882), 56. — A. argentea Schrad. 

 fid. Moqu. (non alior.). — A. laciniata Svensk bot., t. 626. — Bracteolis tuberculatis : 

 A. alUcaus Bess., Prim. fl. Galic, I, 194 (1809) non Ait. — A. JJesserianum Schult., Syst. 

 VI, 284 (1820). — Bracteolis laevibus: A. rosea v. Euppiana Wallr., I. c. (excl. Syn.). — 

 Schizotheca rosea v. Besseriana Beck, 1. c, 336. — Rami patuli rarius divaricati. Folia 

 caulina media in petiolum 1—2 cm longum ± cuneato-attenuata, semper (saepius bis v. ter) 

 longiora quam lata, plurimum discoloria, subtus lepidoto-argentea, rarius utrinque incana. 

 Bracteolae late rhombeae vel quadratae, tam longae quam latae, acriter denticulatae, in disco 

 in eadem planta laeves vel tuberculatae, copiose farinosae, c. 4—5 mm longae. Semina fusca 

 vel nigre.scentia, 1-8- 2-5 mm longa. — In ruderatis, campestribus, agris. 



Formae sequentes obsei-vantur : 



1. foliosum Pers., Syn., I, 293; v. dentafum Fenzl, I. c; v. Linkiana Wallr., Sched., add. 

 505. — A. foliolosa Link in Schrad., Journ. (1800), I, 55. — Schizoth. rosea v. denfata 

 Celak., Prodr. FI. Bohm., 1150. — Polia inaequaliter copioseque sinuato-dentata, acuta vel 

 acuminata. — 2. Bauhinianum Wallr., I. c — Schisotheca rosea v. Bauhiniana Beck, FI. 

 Nied. Ost., 836. — Folia inaequaliter repetitoque sinuato-dentata. Bracteolae fructiferae dorso 

 cristato-tuberculatae. — 3. lobatum. Folia sinuato-lobata, superiora ovata, integra. Rarius. 



— 4. SUbintegrum Fenzl, I. c, 7 1 8. — Folia subdentata parce obtuseque repando-dentata v. 

 integra. — 5. mlcrophyllum. Folia minima, vix 2 cm longa. — 6. virens. — A. alha v. 

 rirens Peterm., Fl. Lips., 205 (1838). Folia virentia vix albido-Iepidota. — 7. microspermum. 



— microcarpum Waisb., KiJszeg noven., 69 (1891) non Strobl. Bracteolae fructiferae duplo 

 minores quam in typo. 



(i) litoreum — ^. alha Scoii., Delic ins., II, 16, t. 8 (1787); Schult., Syst., VI, 283. (Copio- 

 sius farinosa, bracteolis laevibus). — A. polysperma Tenore, Fl. nap., I, Prodr. p. LVII; V, 295, 

 t. 249, f. 2. (Glomeruli longe spicati. Bracteolae muricatae). Conf. Strobl in Flora (1881). 

 444. — Schizotheca rosea v. heterophjUa Celak., Prodr., I. c, 150. — Ramosissimum, ramis 

 divaricatis. Folia subsessilia vel breviter petiolata, ovata vel rotunda, in petiolum contracta, 

 plurimum tam longa quam lata, sinuato - lobata vel + integra, copiose lepidoto-farinosa. 

 Glomeruli fructiferi plurimum remoti vel remotissimi, rarius appropinquati. Bracteolae fructi- 

 ferae subtriangulares, e lateribus cordatis basim versus contractae, saepius latiores quam 

 longae, dentatae, laeves v. muricatae, — 7 mm longae. Semina nigra vel fusca, 2 — 25 mm 

 lata. — Inprimis in litoribus marinis, in locis salsis regionis mediterraneae. 



Formae sequentes observantur: 



1. crassifolium Moqu., Chen. enum., 58 et in DC, Prodr., XIII 2, 92. Procumbens vel 

 ascendens, virescens vel purpureo-viridis. Folia subintegra, crassa, pinguia. — 2. parvifolium 

 Moqu., Chen. enum., 58 et in DC, Prod., XIII 2, 92 (fide Pons I. c. ad A. Tornabeni pertinet). 

 Folia copiosins farinosa, incana, parvula, 1 — 2 cm longa, ovata v. rotunda, dentata vel sub- 

 integra. — 3. macrocarpum Strobl, FI. Nebrod. in Flora (1881), 445. — A. Oraeci Tineo, 

 Cat. hort. Panorm., 277. — A. rosra Guss. et Bert. Copiose farinosum. Folia ovata vel ovato- 



18* 



