150 E. Iltith. 



nach oben gerichteten Sporn, dass es höchst merkwürdig erscheinen muss, dass sie der 

 Aufmerksamkeit der Beobachter bisher entgangen ist. 



18. Tribus. Erectopeduneulata. Caulis ad bracteas usque foliatus, 

 folia palmalim mulliparlila , petalorum inferiorum limbus expansus acute 

 bifidus, semina in faciebus laevia vel rugulosa nee mernbranaeeo-squamata, 

 radix haud grumosa, peduneuli stricte erecti plerumque arete axi adpressi. 

 — America borealis; Mexico. 



I. Calcar rectum vel deorsum curvatum 10 — 20 mm longum , flores coerulei vel 

 flavescentes. 



1. Calcar sepala aequans. 

 A. Peduneuli internodiis breviores, sepala 15 mm vel amplius Iongia. 



144. D. azureum Mchx. fl. boreal.-amer. I. 314 (1803), pubescens vel 

 glabrescens, caule 50 — 80 cm alto simplici vel superne subramoso, foliis 

 inferioribus 3 — 5-partitis. partibus 2 — 3-fidis, laciniis lanceolatis vel ob- 

 longis, foliis superioribus bracteisque infer. 3-parlitis, partibus subintegris 

 plerumque linearibus, bracteis superioribus linearibus, peduneulis erectis 

 axi adpressis, bracteolis binis oppositis basin floris superantibus, floribus 

 azureis, pallide coeruleis vel viridi-flavescentibus, calcari recto vel subeur- 

 vato sepala aequante vel vix superante, sepalis ovalibus petala superanti- 

 bus, petalis superioribus flavescentibus glabris , infer. barbatis bifidis 

 sepalis plerumque concoloribus, carpellis ternis, junioribus cernuis sei"iceis 

 maturis erectis axi adpressis, seminibus transversim rugulosis. Floret ab 

 Aprili ad Junium. 



Synonyma: D. Menziesii Torr, et Gray (nee DC.) ; D. carolinianiim 

 Walt? 



Icon : Delessert ic. sei. tb. 60 ! 



Var. ß. virescens Nutt. gen. II. 14 (1818) p. sp. fl. flavido- vel viridi- 

 albidis, bractearum inferiorum laciniis interdum lato-lanceolatis amplis. — 

 Synonymon: D. vimineum D. Don in Sweet, Brit. Flow. Gard. ser. II. 

 tb. 374. 



•(. laxiflorum Hth. peduneulis ab axi subremotis. 



Area: America borealis et Mexico. — Canada: Winipeg Valley 

 (Bourgeau 1859 Pe); Jowa, Des Moines River (Geyer V); Armstrong 

 (Cratty 1884 U, V); Story Co. (Arthur 1871 C) ; Colorado: Rocky Mts. 

 (Hall and Harbour 1862 Bo) ; Wyoming Territory (Greene 1872 C) ; 

 Oregon: Antelope (Howell 1885 L) ; California (Rolaxder 1867 Bo ; 

 Kellogg and Harford 1868 69 Bo; Hartweg 1828 C, V, Pe; Bridges 1857 

 Bo) ; in Valle Sacramento (Hartweg V) ; Calif. nova (Douglas 1833 V); Santa 

 Rita (Congdox 1880 Re) ; San Felippe (Drummond 1835 L) ; San Diego 

 (Kellogg and Me Lean Pe) ; Arizona: Fort Huachuca (Lemmon 1882 Ra) ; 

 New Mexico: (Wright 1851 Ro) ; Texas Orient.: Wright 1848/49 C, 

 Ro; LindbeimerI 842/46 Pe, 1847 V; Drummond 1835 V; Rall 1871); Fayette 

 Co. prope Cedar Creek (Matthes Ro) ; Hempstead (Hall 1872 Ro); inter 



