— 183 — 



priiuaiii 1 — 5, interdum ex omni ala orti arcuato-erecti simpliciter ramosi, capitula (2 — ) 3 — 7 



( — 12). Involucrum (9 — ) 10 — 11 mm longum ovatum, squamae subangustae acutiusculae v.acutae 



(exteriores multo angustiores), subnigrae, mediocriterpilosae, satdense glandulosae, fere effloccosae. 



Pedunculi consimiles, superne obscure cani. Fiores saturate lutei, ligulae apice sparsim ciliatae. 



H. airato typico Sudetonim in Alpibus respondens, usque ad 2300 m ascendens. 



Variat: a) genuinum Zabu, in Schinz et KelL, Fl. d. Schweiz (1905) p. 815. Folia fere 



aequaliter sinuato - denticulata vel -dentata, mollia; involucra pedunculique 



modice pilosa. 



a) verum Zahn 1. c. Capitula 2 — 6. — Helvetia: Simplon (Favre, Chene- 

 vard etc), in alpe Esserze (Wolf), in convallibus Binntal, Blitzinger-, 

 Selkinger-, Eginen- et Gerental (Favrat, Lager etc), Riederalp (Bemoulli), 

 Eggischhorn, Oberwald — Grimsel — Maienwand — Furka (Chenevard, Favrat 

 etc); Goschener Alpe, Innertkirchen-Guttannen, Gotthard (Gisler, Thellung, 

 Christener); Tannenalpe in v. Melchtal (Biiigger); Val Piora (Bemoulli), 

 Pizzo del Ambro, Frasco in v. Verzasca, Mte Cagnone (Chenevard), Mte 

 Garairola — Camoghe (Jaggli). — Planpraz pr. Chamonix (Hegelmaier). 



b) helveticum Zahn, in Koch Syn. (1901) p. 1847. Rarai simpliciter vel 

 dupliciter ramosi, capitula minora numerosiora ad 15 evoluta, inflores- 

 centia indeterminata. — Helvetia: Eginen- et Gerental (Lagger sub nom. 

 nigrescens). 



Aliae formae in Tirolia: Galtiir (Zimmeter), Vent in v. Oetztal (Wett- 



stein), Stallsims in m. Glungezer (Murr), Pfitscher Jochl (v. Heufler), 



Rittener Hom (C. v. Hepperger), Grodner Jochl (de Benz), Marbe in v. 



Miihhvald (TreSer), Ahrntal (Ausserdorfer), Weitfeld pr. Luttach, Goge 



in v. Weissenbach (Trefier), in alpe Nemes pr. Sexten (Huter), Hofalpe 



et Gossnitz pr. Lienz (Scheitz), Schleinitz et Thurneralpe: Gamsstallwand 



pr. Lienz (Gander), Bergeralpe in v. Virgental (Ausserdorfer), Tschamp 



pr. Kals (Huter). 



/S) pseudonigrescens Zahn in Koch Syn. p. 1847 p. p.; Schinz et Kell., Fl. d. 



Schweiz ad 2 II (1905) p. 314; Hierac d. Schw. (1906) p. 389. Caulis haud raro 



ad 50 cm altus ad 10-cephaIus; folia radicalia ± rigidiuscula oblonga obtusa 



V. oblongo-lanceolata v. lanceolata acuta, in petiolum plerumque sat brevem 



breviter longeve attenuata, ± grosse v. profunde inciso-dentata v. argute 



subserrato-dentata, multidentata, saepe elongata. Involucrum 9 — 10,5 mm 



longum, squamae, pariter ac pedunculi, tantum disperse pilosae sed plerum- 



que densissime longeque glandulosae. 



a) verum Zahn, foliis subpilosis. — Eginental (Zahn), Maienwand (Favrat), 

 Schacherital: Griestal (Correns); Val Piora (BemouIIi); Engadina: Maloja- 

 Forno (Touton), Samaden (Candrian), Sciirltal (Schroter); Rhaetia: Lug- 

 netztal: Ruinas neras et alpe Sezner supra Lumbrein (Steiger). 



b) siibhirsutum Zahn, Hierac. d. Schweiz p. 389, foliis subovato-Ianceolatis 

 brevioribus, in parte superiore sat dense rigidiusculeque pilosis, caulino 

 saepe uno tantum evoluto, ligulis dense ciliatis. — Maienwand (Zahn). 



y) Uschianum Zahn, Hierac. d. Schweiz (1906) p. 389. Folia rosularia exteriora 



