502 MINNESOTA BOTANICAL STUDIES. 
C. ranunculina Nutt. 1. c. 
Ranunculus Nuttallii Gray, Proc. Acad. Phil. 56. 1863. 
fe. ranunculinus RYDBERG, Bot. Surv. Neb. 3: 23. 1894. 
Glabrous, 6 to 10 inches high : leaves usually narrowly lobed ; 
basal ones long-petioled ; stem leaves few, beneath the branches: 
flowers several, somewhat corymbose: akenes tipped with the 
persistent, slender, recurved style. Spring and Summer. Ne- 
braska to Wyoming. C. xeglecta, in Greene’s herbarium, is a 
form with roots more succulent; stems and leaves like the 
above; petals perhaps a little larger. 
ARCTERANTHIS GreEEngE, Pittonia, 3: 190. 1897. 
(Combination of Avctzc and Aranthis: in allusion to its habitat 
and resemblance to Zranthis, or Cammarum). 
A monotypic genus of perennial herbs: roots rather fascicled 
or clustered on a short caudex: leaves mostly radical, rounded 
and lobed: flowers solitary; sepals 5; petals 10; stamens 
many: akenes in a head, longitudinally ribbed, beaks reflexed. 
Part of Section CyRTORHYNCHA Gray, Syn. Fl. 1: 23, under 
RANUNCULUS. 
A. Cooleye GREENE, |. c. 190. pl. 3. 
Ranunculus Cooleye Vasrty & Rose, Contr. Natl. Herb. 
Be 289, pl. 22." 1893. 
Kumlienta Cooleye GREENE, Erythea, 2: 193. 1894. 
Plant glabrous, 3 to 8 inches high: scape 1—2-flowered, 
sometimes bearing a small leaf near the middle, extending 
above the leaves when in fruit; basal leaves many, orbicular, 
one inch or more across, deeply 3-parted, and again lobed and 
toothed, glandular tips to the teeth; petioles broadened or 
sheathing at the base: flowers yellow; sepals oblong, obtuse, 
deciduous; petals oblong, obtuse, tapering into a slender claw 
at base: carpels compressed laterally, 1-3-nerved on each 
side; reflexed style short; ovule erect. August. Mountain 
tops near Juneau, and St. Elias Alps, Alaska. 
OXYGRAPHIS Bunce Verz. Suppl. Fl. Alt. 46. 1836. 
(From Greek, meaning sharp-style.) 
Trailing and running perennial herbs, with fibrous roots: 
leaves crenate-dentate or lobed, long-petioled, glabrous: flow- 
