— 174 — 



longum seniiglobosum basi denique subtiiincatum , canescens, squamis sublatiusculis e basi 

 iatiuscula longe acuniinatis, acutis v. acutissimis, pilis canescentibus basi obscuris 1,5 — 2,5 nim 

 longis subvillosis, sparsim minutissimeque glandulosis, exterioribus saepe subviridibus. Ligulae 

 luteae, dentibus angustis sat dense pilosis saepe longis, interduni subtubulosae. Stylus niger. 



Caule robusto, foliis involucrisque magnis, squamis exterioribus saepe subviridibus 

 insigne. 



Praecipue in Engadina superiore: Maloja (Bruegger), ad torreutem Ordlegna vallis 

 Muretto 1900 m (Hegi), Sils (Touton), Val Bevers (Kraettli, Touton); Vai Piora: ad meri- 

 liiem lacus Ritom (BemouUi), Camoglie (Muret); Col di Trona supra Introbbio ad lacuui 

 Comersee 2000 m (Wilczek); Rhaetia: inter Parpan et Churer Joch (Touton), Sertigtal (Zahn). 



Subspecies sphaerocalathium Handel-Mazzetti et Zahn. Caulis (10) ad 30 cm altus 

 gracilis v. crassiuscuhis dense floccosus, superne subcanotomentosus, sparsim minuteque, 

 superne paulo densius glandulosus, pilis moUibus canescentibusque 2 — 3 mm longis sat dense 

 vestitus, 1 — 2 — (rarissime 3 — ) cephalus. Foha radicalia sat magna molKa brevius longiusve 

 petiolata, elliptico-, oblongo-Ianceolata v. lanceolata, exteriora saepe obtusiuscula, in petiolum 

 subcito contracta, v. acutiuscula, pleraque brevius longiusve acuminata acuta, basin versus 

 sensim in petiolum alatum, v. fere usque ad petiolorum basin angustata, dentata, utrimqe 

 2 — 8 dentibus mediocribus munita, ubique dense, basin versus densissime nioUiterque pilosa 

 2 — 4 ( — 5) mra, petiolis ± villosis; caulina 1 — 2 (—3) lanceolata subdentata v. summuiii 

 lineari-lanceolatum integerrimum, in nervo dorsali subfloccosum. Acladium ad '/g totius 

 caulis longum, peduncuU crassiusculi. Involucrum subobscurum magnum semiglobosuni 

 15 — 17 mm longum denique late ventricosum; squamae latiusculae acuminatae acutiusculae 

 V. acutae, sat dense pilosae, 1— 2,5 mm, disperse minuteque glandulosae, basin versus parce- 

 floccosae. Ligulae sat maguae, luteae apice disperse breviterque pilosae. Stylus niger. 



Tirolia boreaUs: ad rupes inter Fotscherferner et iugum Hochgratl (de Handel- 

 Mazzetti), Drohnalpe vaUis Lesach 2300 m (.Tabomegg). 



Tab. 138, Fig. A. 1, 2. H. nigrescehs Willd. ssp. sphaerocalathium Handel-Mazzetti et 

 Zahn (inter Fotscherferner et Hochgratljoch , leg. Handel-M.). 1. Squama. 2. Foliorum 

 margo. 



Subspecies nivimontis Oborny et Zahn, apud Zahn Schedae ad Hieraciothecani Europ. 

 Cent. III (1908) p. 22; H.cximiuni a) genuinum §) pseudonigrescens G. Schueid., Oesterr. bot. 

 Zeitschr. (1887) p. 275; H. dccipiens ji) orienfalc G. Schneid., Hierac. Westsudeten, in „Das 

 Kiesengebirge in Wort und BUd", Heft 41 et 42 (1891) p. 27. Rhizoma saepe 

 pluricaule. CauUs (15 — ) 20 — 25 ( - 30) cm altus crassiusculus, pilis canescentibus basi 

 obscuris 2 — 3,5 mm longis sat dense pilosus, dense floccosus, iipice obscure-subcano- 

 tomentosus mediocriterque (pedunculi) glandulosus, deorsum glandulis minutis dispersis 

 sparsisve obsitus, flexuosus. FoUa radicaUa numerosa v. numerosissima submolUa gramineo- 

 V. sublutescenti-viridia sat magna elongata ad '/2 totius caulis longa, in petiolum haud ita 

 longum late v. latissime alatum longe sensimque attenuata v. fere usque ad basin attenuata 

 sessiUa, exteriora saepe lanceolata subspathulata obtusiuscula saepe subintegevrinia, pleraque 

 late lanceolata v. lanceolata acutiuscula v. acuta saepe subplicata, denticulata v. acute den- 

 tata V. dentibus nonnulUs longioribus grossisve munita, utrimque sat dense, in margo petio- 

 loque densius vel basi ipsa densissime pilosa, 2—4 mm, in margine floccis .sparsis glan- 

 duUsque minutis adspersa; cauUna 1 — 2 parva, inferius lanceolatum saepe dentatum, superius 



