Horváth Géza (szerk.): A Magyar Természettudományi Múzeum évkönyve 8. (Budapest 1910)

Zahn, K. H.: Die ungarischen Hieracien des Ungarischen National-Museums zu Budapest. Zugleich V. Beitrag zur Kenntnis der Hieracien Ungarns und der Balkanländer

10-2 KARL HERMANN ZAHN 17. Hieracium retyezátense DEG. et ZAHN (= sparsiflorum-bifidum). Subsp. sparsificlum ZAHN, nov. subsp. — Caulis 16 cm. altus tenuis, usque ad basin subfloccosus, basi tantum sparsim pilosus. Folia radicalia parva glauca coriacea ovato-lanceolata vel lanceolata, denticulata vel irregulariter grosse dentata (infra medium), supra glabra, in margine setis brevibus curvatis obsita, in nervo dorsali subfloecosa, in petiolorum brevium basi mediocriter rigidiusculeque pilosa ; caulinum angustum vel bracteiforme. Acladium 25 mm. longum, rami 1 (—3) remotissimi, saepe caules laterales evoluti, ordines 3, capitula 2 (—5). Involucrum 8-5—

9 mm. longum denique late depressum ; squamae latae obtusiusculae, usque ad apicem viridi-atrae, pallide viridi-marginatae, subirregulariter imbricatae, inferiores angustae, omnes disperse pilosae, praecipue exteriores in margine basin versus subfloccosae. sursum sparsim floccosae, apice (ut in H. bifido

) obscurae, glandulis sparsis minutissimis obsitae. Pedunculi canescentes, disperse breviterque pilosi sparsissimeque glandulosi, bracteis 2—3 squamiformibus obsiti. Flores lutei, stylo obscuro, ligulis glabris ; achaenia brunneo-atra. Kalofer Thraciae (PICHLER, Exs. Fl. Rumel. et Bithyn. no. 31 p. p.), in consortio subsp. sparsiflori.