The Botany of Iceland - 01.12.1942, Blaðsíða 83
THE TARAXACUM-FLORA OF ICELAND
309
12.VII.1935, l.VIII.1937 N.W.—Blönduós !, 15.VII.1937, Varmahiíð !, 17.VII.
1937, Víðimýri !, 19.VII.1937, Skútustaðir ! at Mývatn, 29.VII.1935, Reykjahlíð !
at Mývatn, 24.VII.1937, Laugar at Breiðamýri !, 26.VII.1937. N.—Egilsstaðir,
22.VII.1935, Brekka !, 21.VII.1935, Hallormsstaður !, 24.VII.1935. E.
77. Taraxacum brevilobum M.P.Chr. n. sp.
Spec. orig.: Iceland, Lindabrekka, 16.VII.1935, leg. M. P. Christiansen. Plate
VII, fig. 77. Plate XXXIII, fig. 185.
Planta robusta, 20—40 cm alta. Folia obscure viridia—glauco-viridia, saepe valde
purpureo-maculata, sat dense—dense araneosa, firmula, sat crassa, plana—canalicu-
lata, obovato-lanceolata, subintegra et grosse, irregulariter dentata vel parum—pro-
funde lobata, petiolis sat latis, pallido-roseis—brunneo-purpureis, nervo mediano
subtus brunnescenti, supra brunneo-rubescenti, lobis nunc 3—6 utrinque, approximatis,
brevibus—sat longis, deltoideis, subacutis, patentibus, superioribus integris, inferioribus
dentatis, lobo terminali sat magno, triangulari-ovato, obtuso, margine saepe uni-
dentato. Fol. interiorum lobis distantibus, angustis, patentibus vel incurvis,
acutis.
Involucrum longum, ovatum, basi truncatum. Squamae exteriores laxe patentes
—recurvatae, 4—2 X 11-—-14 mm, ovato-lanceolatae—lanceolatae, subtus lucide
obscure olivaceo- vel brunneo-virides, supra glaucescentes, apice + purpureo.
Calathium 50—60 mm latum, leviter radians, obscure luteum. Ligulae marginales
planae, longae, 2.5—3.0 mm latae, subtus stria sat obscure cano- vel olivaceo-pur-
purea notatae.
Antherae praesertim interiores croceo-purpureae, valde polliniferae.
Stigmata virescentia.
The Botany of Iceland. Vol. III. Part III.
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