1118 K « H - Zahn. — Hieracium. 



Subsp. 3. alleghaniense Britt. pro sp. in Brilt. Man. Fl. jSorth. Stat. and 

 Canada (1901) 905. — Ab H. caroliniano (»mariano*} differt caule magis folioso, 

 foliis radicalibus florendi tempore emarcidis, caulinis inferioribus et mediis oblanceolatis 

 (10 — 15 cm: 30 — 35 mm) obtusis mucronatis in petiolum attenuatis tenuibus pallide 

 viridibus subtus in Costa petioloque pilosis dentibus paucis glanduliformibus obsitis, 

 superioribus oblongis vel oblongo-lanceolatis acutis basi attenuata sessilibus. Anthela 

 paniculata, ramis filiformibus glandulosis, polycephala, involucris c. 7 mm longis sparsim 

 glandulosis, squamis lineari-lanceolatis. Achaenia truncata, pappo sordido. 



Berge in Westvirginia (cfr. Britt. and Brown, Ulustr. Fl. of North. Unit. Stat. 

 2. III. [1913] 331): Aurora in Alleghany Mts. — August. 



Subsp. 4. domingense Zahn pro sp. in Englers Bot. Jahrb. LH. (1915) 272. — 

 Caulis 17 — 40 cm tenuis usque ad basin floccosus, inferne subpilosus, basi dense setuloso- 

 pilosus (2 — 5 mm), superne disperse vel sparsim pilosus densius floccosus eglandulosus, 

 raro summo apice sparsim glandulosus. Anthela laxe corymbosa subindeterminata 

 subsquarrosa dense floccosa epilosa ± dense vel densissime tenuiter glandulosa, ramis 

 3 — 6 obliquis, inferioribus 2 — 3 usque ad caulis medium remotis (3 — 6 cm longis) 

 1 — 5-cephalis, acladio pedicellisque tenuissimis ad 2 cm longis. Foliä sublutescenti- vel 

 subcanescenti-viridia eglandulosa, supra parce vel modice, subtus ± dense vel cano- 

 floccosa, supra margineque modice vel densiuscule setulosa (3 — 5 mm), in costa dorsali 

 praesertim inferne et in petiolo densissime molliter pilosa vel sericeo- et subvilloso-pellita 

 (3 — 6 mm), haud vel (raro) sparsim denticulata; radicalia ad 6 obelliptica vel oblonga 

 vel lanceolato-oblonga (ad 25 mm lata) apice rotundato-obtusa vel breviter acuta in 

 petiolum sublongum sensim attenuata vel breviter alato-subpetiolata ; caulina 2 — 3( — 5), 

 imum oblongum vel oblongo- vel late lanceolatum basi attenuatum saepe leviter amplectens 

 saepe elongatum obtusiusculum, secundum saepe anguste linguiforme basi minus atte- 

 nuatum, reliqua plerumque parva lanceolata vel linearia vel reducta. Involucra 7—9 mm 

 cylindrica subatra vel atroviridia epilosa =b dense (sursum minus) glandulosa, squamis 

 latiusculis attenuatis obtusiusculis vel ± acutis margine pallidis, extimis interdum parce- 

 floccosis. Beliqua ut in caroliniano. 



Westindien: Santo Domingo, 800 — 2700 m. — Mai — Juni( — Oktober). 



Variat foliis densiuscule sublonge pilosis (f. a. normale Zahn I.e. 273: Valle 

 de Gonstanza, 1170 m [Eggers n. 2293]!; Provinz la Vega, 800 — 1200 m [Fuertes 

 n. 646!, 1746 pp.]!). — Vel foliis ± elongatis (ad 14 : 2,5 cm) dense et longe setosis, 

 caulinis 2 — 3 evolutis, omnibus in costa dorsali (ut et caulis basi) longe sericeo-villosis 

 (f. b. pinetorum Zahn: Valle de Constanza (Eggers n. 2293 pp.!, H. v. Türck- 

 heim n. 327l!). — Foliis disperse breviterque pilosis (f. c. glabrescens Zahn: Daselbst!). 

 — Caule tenuissimo cum anthela involucrisque virescente (f. d. virescens Zahn: Provinz 

 La Vega, 800 — 1200 m [Fuertes n. 6 46 u. 1746 pp.]!). — Omnibus partibus minus vel 

 reduetum (f. e. alpestre Zahn 1. c. 274: Valle Nuevo u. Pico del Valle über Con- 

 stanza, 2200—2700 m [Eggers n. 22 1l!, v. Türckheim n. 3455!, 3548!]). — Anthela 

 valde squarrosa, ramis magis elongatis, glandulis in pedicellorum apieibus involucrisque 

 dispersis tantum (subvar. 2. snbrenosnm Zahn 1. c. 274: Arroyo Pantujo bei Constanza, 

 1 170 m [Eggers n. 2293c]!). 



522. H. megaeephalum Nash, PI. of Central Penins. Florida (1894) n. 390 ! — 

 Phyllopodum, dense setosum, rufo-violascens. Caulis 6 — 8 dm crassiusculus, setis 

 strictis basi incrassatis longissimis patentibus obsitus, ubique sparsim floccosus, inferne 

 sparsim, superne densiuscule glandulosus, glandulis dilutis apice luteolis basi incrassatis. 

 Anthela thyrsoidea subdeterminata canofloecosa densissime sublonge glandulosa, acladio 

 10 — 35 mm, ramis (2 — )5 — 12 gracilibus parum elongatis oligocephalis, inferioribus 

 valde remotis (interdum abortis), summis confertis; capitulis (5 — )30 — 40. Folia oblonga 

 vel oblongo-lanceolata dr magna obtusiuscula vel breviter acuta utrinque subsetosa, 

 margine densius longissime setosa, subtus subfloecosa, radicalia in petiolum ± longum 

 subalatum rufo-violascentem sensim attenuata margine subglandulosa, caulina 4 — 6( — 10) 

 sensim minora, inferiora attenuato-subpetiolata, reliqua lanceolata conspicua basi sub- 



