HUGO DAHLSTEDT, NORDSVENSKA TARAXACA. 15 



T. croceum Dahlst. 



T. croceum p. max. p. H. Dahlstedt in Gunnar An- 

 dersson och Henrik Hesselman: Bidr. till känned. om 

 Spetsbergens och Beeren Eilands kärlväxtflora; Bihang till K. 

 Svenska Vet.-Akad. Handlingar. Band 25. Afd. III. X:o 1. 

 1900. — T. croceum Dahlst. f. typicum Dahlst.: Om skandi- 

 naviska Taraxacum-former. Bot. Xotiser, 1905. 



Folia sat laete gramine-oviridia, tenuia±lingulata — anguste 

 lanceolata, pauci-(3 — 6-)loba, glabra — subglabra v. in nervo 

 mediano parce araneosa, petiolis, pallidis sat angustis — latius- 

 culis, ± alatis, nervo mediano pallido v. medio praesertim 

 ± roseolo, extima (interdum plurima) saepe subintegra parce 

 denticulata, clentibus apicem versus magis evolutis, exteri- 

 ora et intermedia lobis latis — latissimis, ± humilibus, sur- 

 sum saepe in interlobia brevia — sat longa angustata, margine 

 superiore ± convexo — recto, in lob. inferioribus parce dentato, 

 in superioribus integro, rarius in omnibus sparsim subulato- 

 dentatis, apicibus retroversis — patentibus, ssepe apice ipso 

 hamatis, lobo terminali sagittato — hastato, lobulis lateralibus 

 retroversis — patentibus, brevi — sat longo, latiusculo — lato, a cut o 

 V. stepe elongato, acutissimo, interiora lobo terminali ssepe 

 in utroque latere dente singulo, curvato, angusto instructa 

 et lobulis lateralibus ssepe hamatis, intima latiora, lobis cre- 

 brioribus, magis dentatis, lobo terminali majore, inferne 

 magis dentato, marginibus magis convexis, minus acuto. 



Scapi folia aequantes v. iis longiores, colorati, glabri — 

 subglabri, superne leviter araneosi. 



Involucrum mediocre — sat magnum, crassiusculum, ple- 

 rumque sat obscure viride, basi ± ovata. 



Squamce exteriores ± ovato-lanceolatae, acuminatae, paten- 

 tes — erecto-patentes v. laxe adpressse, paullum — sat conspicue 

 marginatae, supra sat dilute virides, subtus obscure virides— 

 fere atro-virides, apice ssepe et interdum etiam secus margi- 

 nes ± purpurascentes; interiores sat obscure virides, ± line- 

 ari-lanceolatae, in apicem + purpureum, angustum atte- 

 nuatse. 



Calathium 35 — 50 mm. latum, sat plenum v. leviter 

 radians, ± croceum. 



Ligidce marginales latiusculse, extas stria rubro-vioiacea 

 notatse. 



