Davis: DELPHINIUMS OF NORTH AMERICA. 435 
F. Lower petals provided with a scale-like appendage at 
base. 
G. stamens puberulent.,. 5.05.5 ..0c.c00 00: 46. bicornutum. 
GG. Stamens glabrous. 
H. Upper petals tipped with yellow..47. Ehrenbergi. 
HH. Upper petals not tipped with yellow. 
48. pedatisectum. 
FF. Lower petals with appendages wanting or obscure. 
G. Leaves. pubescent or villose. 
Bice ipper petals ble sn.: scceses io 2c5 49. latisepalum. 
HH. Upper petals yellow with blue tips. 
50. tenutsectum. 
GG. Leaves glabrous. ..... Ba eciseites at 51. leptophyllum. 
myn Carpels clabrougs 1) i nveasceceeeeesscdietessel ss 52. Wrslizent. 
sD. Ajacis Linn. Sp. Pl..531.. 1753. 
D. consoida Sistu. & Sm. Fl. Greca, Prod. 1: 370. 
1806. Not L. 
D. ornatum Boucue, in Bot. Zeit. 1: 26. 1843. 
D. pubescens GRisEB. Spicil. Fl. Rumel. 1: 319. 1843. 
Not DC. 
Ceratosanthus ajacts Scuur. Enum. Pl. Transs. 30. 
1866. 
? D. addendum McNas. in Trans. Bot. S. Edinb. g: 335. 
1868. 
An erect annual about 18 inches high with a few spreading 
branches: leaves of stem sessile, deeply cut into fine linear 
segments; root-leaves similar but short-petioled: flowers 
showy, blue or violet, varying to white, more numerous than 
in D. consolida, in a spicate raceme; petals 2, united; 
calyx-spur about equalling the rest of the flower: but one fol- 
licle, pubescent; seeds with wrinkled, broken ridges. May to 
Aug. Europe. Fl. Greca, ¢. 540. Rev. Hort. 1893, p. 228. 
. consolida Linn. Sp. Pl. 530. 1753. 
pscocrum Lam. Vi. Pr.3: 325. 2778. 
. monophyllum GiuiB. Fl. Lithuan. 2: 287. 1781. 
. versicolor SALIsB. Prod. 375. 1796. 
Ceratosanthus consolida Scuur. Verh. Sieb. Ver. Naturf. 
46. .1853). 
2. 
SE88y 
An erect, hairy annual, 1 to 1% feet high: leaves similar to 
D. Ajacis: flowers few, loosely panicled, pedicels shorter than 
