— 198 — 



Tab. 157. U. arolae Muit ssp. tnacrocalathium Zahn (e iugo Brenner, leg. Huter). 1. Apex 

 ligularum. 2. Squania. .S. Pedunculus sub involucro. 4. Caulis portio. 5. Foliorum margn. 



Subspecies subsenile Zahn, in Koch Syn. (1901) p. 1849. Cauhs 15 — 25 ( — '60) cni 

 altus subfloccosus, subpilosus subglandulosus 1 — 2 ( — 4) cephalus. Folia sat parva obovata, 

 eUiptica v. oblongo-lanceolata, obtusa v. subacuta, basi ± in petiolum decurrentia, subtruncata 

 V. angustativ, sordide v. subcanoviridia utrimque pilosa, glandulis nonnulis parvis obsita, basin 

 versus identata; caulinum v. bracteiforme. Acladium '/s — '/j totius ciiulis; involucrum obs- 

 ciirum, 8 — llmm longum, sparsim mediocriter floccosum, breviter obscureque pilosum, disperse 

 modiceve glandulosum, squamios btusiusculis v. acutis; ligulae apice breviter subciliatae. 



o) genuinum Zahn, caule humiiiore sparsim glanduloso, involucris densius pilosis. 



1) obtusum Z., squamis exterioribus obtusis. — Tirolia: In iugo Brenner (Huter). 



2) subacutum Z., squamis angustioribus acutis. H. senili A. Kerner magis affine. — 

 In iugo Brenner: Platzerberg et alpe Valming (Huter); Carinthia: ^'iSbachalp 

 pr. Raibl (Huter). 



/S) macradenium Zahn, in Koch Syn. 1. c, caule ad 30 cm alto, acladio ad 6 cm longo, 

 folio caulino 1 lanceolato dentato v. lineari; glandulis numerosioribus partim longis, 

 in foliis ± solitariis in caule usque ad basin descendentibus. — Visbachalpe pr. 

 Raibl (Huter). 



Habitu H. incisi v. H. senilis A. Kerner, sed praecipue foliis in margine glandulis 

 nonnuUis obsitis differt. 



92. Hieracium Thomasianum Zahn, in Schinz et KeU., Fl. d. Schweiz ed. 2 II (1905) 

 p. 315; Zahn, Hierac. d. Schw. (1906) p. 394; H. hypochaeroideum A.-T. in Sched. p. p.; = 

 atratum — glanduliferum Zahn I. c. 



Caulis 10 — 35 cm altus gracilis v. crassiusculus, usque ad basin floccosus, modice pilosus 

 et molhter glandulosus, saepe cauUbus lateralibus praeditus. Folia rosularia oblonga v. oblongo- 

 lanceolata obtusiuscula v. acuminata, dentata v. grosse dentata, interiora sat magna, omnia 

 sensim in petiolum ± alatum angustata, lutescenti-viridia, utrimque sat dense breviterque 

 pilosa disperseque glandulosa; caulina 1 — 2( — 3), inferius lanceolatum grosse dentatum, summa 

 elongata linearia. Acladium 3 — 7 cm longum, rami primarii 1 — 3 ( — 4) valde remoti graciles 

 monocephali v. simpliciter ramosi, capitula (1 — ) 2 — 3 ( — 7); involucrum 12 — 14 mra longum 

 semiglobosum , squamae e basi latiuscula longe acuminatae acutiusculae v. acutae, dense ob- 

 scureque pilosae, modice floccosae glandulosaeque. Flores lutei, stylus obscurus, ligulae apice 

 breviter ciliatae, achaenia subatra. 



Hab. Helvetia: Ad pedes m. Nufenen in v. Eginental, 2200 m (Zahn); forma minus 

 glandulosa in m. Sasso negro (Chenevard) et in v. Piora (BernoulU) Helvetiae australis. — 

 Flor. lul. — Aug. 



Habitu H. cirriti macrocephali, sed foliis praecipue in margine distincte glandulosis diifert. 



Tab. 158. H. Thomasianum Zahn (e v. Eginental legi). 1. Apex ligularum. 2. Squama. 

 3. Pedunculus sub involucro. 4. Foliorum margo. 



93. Hieracium Kuel<enthalianum Zahn, Hierac.d. Schw. (1906) p. 397; = alpinum—hifi- 

 dutn — vulgatum Zahn {Bocconei — rauzense). 



1. Involucrum sat magnum denique late depreseum, 10 — 11 mm longum, canescens, sat dense cano- 



pilosum, modice, in squamarum marginibus dense fioccosum. 

 Subspecies Kuekenthalium Zahn 1. c. Caulis ad 50 cm altus, tenuis v. crassus, striatus, 



