46 
Spring Flora of Oklahoma 
1. Delphinium carolinianum Walt. Carolina Larkspur. Stem 
slender, more or less pubescent. Leaves deeply cleft into linear, 
toothed or cleft segments. Raceme terminal, 4'-8' long. Flowers 
pedicelled, blue, the spur curved upward, horizontal or nearly erect. 
Follicles 3, erect or slightly spreading, downy, tipped with a subulate 
beak. Seed coat rugose. 
Prairies and open grounds. May-July. 
2. Delphinium virescens Nutt. Perennial, with branched, woody 
roots, pubescent and often glandular. Leaf-segments linear, l"-3" 
wide. Raceme narrow, rather densely flowered. Flowers white, or 
bluish-white, finely pubescent. Spur horizontal or ascending, 6"-8" 
long, straight, or slightly curved upward. Follicles 6"-9" long, erect, 
puberulent. 
Prairies. May-July. Common. 
III. ANEMONE L. 
Erect, perennial herbs. Basal leaves lobed, divided or 
dissected, those of the stem forming an involucre near to or 
remote from the peduncled flowers. Sepals 4-20, petaloid. 
Petals none. Stamens many, shorter than the sepals. Car¬ 
pels many. Achenes compressed, l-seeded. 
Involucre mostly above the middle of the scape; tips of 
the achene projecting beyond the wool. 
1. A. decapetala. 
Involucre mostly below the middle of the scape; tips of 
the achene projecting beynod the wool. 
2. A. caroliniana. 
1. Anemone decapetala Ard. Foliage finely pubescent. Root 
tuberous, oblong. Leaves few, blades 3-divided, the segments ovate 
or ovate-oblong, crenate or crenate-cleft. Scape erect, simple. Bracts 
of the involucre very different from the leaf-blades, nearlty sessile, 
once or twice palmately cleft, the segments linear, mostly entire. 
Sepals 10-20, pink or greenish white. Head of fruit cylindric. 
Achenes completely buried in the wool. 
On plains and prairies. April-July. Arbuckle Mountains. 
2. Anemone caroliniana Walt. Carolina Anemone. Sparsely 
hairy, 4'-10' high, arising from a tuber. Basal leaves slender-peti- 
oled, 3-divided, the divisions variously toothed, lobed and parted, 
those of the involucre sessile and 3-cleft. Flower erect, 9"-18" broad. 
Sepals 6-20, linear-oblong, purple, varying to white. Head of fruit 
oblong. Achenes densely woolly. 
Prairies. April-May. Common. 
