46G 



DELPHINIUM 



smooth, hardly dilating at the base : fls. large, blue, 

 rarely whifi^li : upper petals sometimes yellow, with blue 

 V, Mi~, l,.,M r . ri.s white-bearded; sepals nearly equaling 

 Til ' I l.-s 3-4, very long, becoming glabrous, 



>i ujiiitr; seeds smooth. May. Northern 



sr;ii' - 1. !■ ' . I:;i06.— Very beautiful and much used. 

 Best for riickwork. The foliage dies down in midsum- 

 mer and the plant appears as if dead. 



simple, slender, 

 3-5-parted, the di 

 ceolate lobes; pet 

 simple, conical r; 

 cent outside, m 

 upper petals yellow 



ml' ilrft into linear or lan- 

 i ii iiiir at the base: tis. in 

 ^ ! lui', somewhat pubes- 

 I'lj till- spurs in length; 

 u'lfs ;i, pubescent, or some- 

 times glabrous ; seeds black, winged on the outer angles. 

 April-June. On hills, Calif, and northward to Alaska. 

 B.R. U: 1192. 



13. paucilldmm, Nutt. Roots oblong or fusiform, fas- 

 ciculate-tuberous : stems slender, nearly glabrous, K-1 

 ft. high ; Ivs. small, parted into narrow, linear lobes; 

 petioles not dilating at base: fls. and fr. similar to those 

 of D. Memiesii, but on shorter pedicels. May, June. 

 Colo, to Wash, and Calif. Int. 1892. 



cc. Reight usually more than iK ft. 



j>. Seeds wrinkled or smooth, not winged nor scaly. 



E. Follicles always S. 



14. altissimum, Wallich. Plant shaggy-hairy above: 

 stem tall and slender, branched : Ivs. palmately 5-parted, 

 the divisions 3-lobed and toothed : bracts long-lanceolate : 

 fls. blue or purple, in long, branching racemes ; spur 

 straight or slightly incurved, equaling the sepals; petals 

 2-lobed : follicles 3, erect ; seeds not winged or scaly. 

 Aug., Sept. Himalayas. 



15. ezaltitom, Alton. Stem stout, 2^ ft. high, 

 smoothish: Ivs. flat, nearly glabrous, deeply cleft into 

 3-7 wedge-shaped lobes, which are often trifld; petioles 

 usually not dilated at the base: fls. blue, with yellow on 

 the upper petals, mf.ihnii in size, on long, 'crowded, 

 erect, pyrami.l.il lar. m. s ; sepals nearly equaling the 

 spur in li-iii,-tli : I'illi.l.^ :;. pubescent or smooth; seed 

 coats irrcL'ularlN wiinkU-d. June-Aug. Borders of 

 ■woods, Ala. tu -Minn. 



16. elitum, Linn. (/>. alphitnn, Waldst. & Kit. 

 D. pyramidale, Royle). Bee Larkspur. Glabrous, 

 2-6 ft. high : Ivs. somewhat pubescent, 5-7-parted, 

 parts rather narrow, cut-lobed ; upper Ivs. .'i-.'.-parted ; 

 petioles not dilated at the base: ra. . im- uni, 1, lik.- I>. 

 exaltatum or more spike-like: fls. bin. . witli il nk \ Mkt 

 petals; sepals ovate, glabrous, ii.arh .,|ualiii;.' tin- 

 spurs: follicles 3; sccils traiisv.r-i i . .. Dnl.h.l. m.t 

 scaly. June-Aug. I'.- 1;. _' ; : I*". : i,; 7,., a. .r-.) 

 F.S.12:1287. (var. i1 ; I; M i- i ■ - - - ; . _',-,8 

 — A polymorphou ^ a' ' . i : : I , It is 

 probable that all it iniui, aii ii- i.;,,iii- -..m here 

 under this name .shipuid he caili-ci J>. , j-nit'itum, which 

 is a closely allied species. 



17. ^andiadrum, Linn. (Z>. S/ii^H-se, Fischer). Figs. 

 685-6. Stem rather slender, 2-3 ft. high: Ivs. rather 

 small, many times partrd intn n. arly rtivthat. narrow, 

 linear lobes: fls. larirc. Mn-'. \ai-\ inir To \\liiTr, tin- <pur 

 and lower petals often \iMlet. u|,|'.rr |,rtal- eftni \elliiw; 

 spurs long and tai'er |>Miiiteil: i.ilh.lrs ;;. jiiil>e>cent; 

 seeds triangular, coats wriukkti. not .sialv. JuIv.Aug. 

 Siberia. Int. 1880. B.M. 168C. Gn. 46:991 and" p. 484. 

 Var. 41bum, Hort. Fls. pure white. Var. albo-pldno, 

 Hort. Fls. double and pure white. Var. flore-pl^no, 

 Hort. (var. hybridum fl.-ph, Hort.). Fls. double, blue, 

 very pretty. R.H. 1893, p. 259; 1895, p. 379 (same). 



Var. Chin^nse, Fischer. Stem very slender, not much 

 branched: Ivs. and fls. like the type, but fls. more nu- 

 merous. China. L.B.C. 1:71.— A favorite garden form. 

 The double blue form has been known as D. Brickii, 

 Hort. 



EE. Follicles varying from S to 6. 



18. Caroliniamim, Walt. (D. azureum, Michx. D. 

 vir^scens, iiutt.). Plant somewhat pubescent : stem IK- 

 2H ft. high, not much branched : Ivs. 3-5-parted, the di- 

 visions 3-5-cleft into usually linear lobes: racemes spi- 

 cate, usually many-fld. : fls. azure blue, but varying to 



DELPHINIUM 



whitish or white ; sepals often with a brownish spot: 

 follicles 3-5, oblong, erect; seeds transversely wrinkled. 

 July. N. C. to 111., west and south. P.M. 16:258. Var. 

 Alburn, Hort. (var. dlbidum, Hort.). Stems 2-3 ft. high: 

 Ivs. larger than the type and with broader divisions: 

 fls. creamy white. — The double form of this is not much 

 used. 



Var. vimineum, Gray. Stem 2-4 ft. high, sometimes 

 branched, broader-lvd., looser-fld.: fls. violet or white. 

 Tex. B.M. .3593. B.R. 23:1999 (as X>. azureum). 



19. mesoleiicum, Link. Stem 3 ft. high, pubescent 

 above: Ivs. 3-5-parted, the segments wedge-shaped and 

 deeply serrated ; petioles somewhat dilated at the base : 

 fls. blue, with pale yellow or whitish petals : seeds not 

 seen. June. Nativity not known. 



DD. Seed u-inged. 

 E. L'pper petals never yellow. 



20. trolliifdlium, Gray. Stem 2-5 ft., leafy, often re- 

 clining : Ivs. thinnish, large, often reniform at base, 

 .3-7-parted: lobes wedge-shaped, incised : racemes in 

 larger plants 1-2 ft. long and very loose: fls. blue, with 

 upper petals white : spur and sepals each % in. long : 

 follicles glabrous; seeds with thin wing or crown at the 

 end. Apr. Moist grounds, Columbia river. Int. 1881. 



EE. Upper petals often yellow. 



21. simplex, Dougl. Stem nearly simple, 2-3 ft. high, 

 soft - pubescent throughout : 

 Ivs. many-parted, into linear 

 divisions and lobes: racemes 

 dense, little branched : fls. pale 

 blue, with upper petals yellow, 

 lower petals white -bearded ; 

 sepals equaling the spur: fol- 

 licles 3, pubescent ; seeds 

 dark, with margins white- 

 winged. June. Mountains of 

 Idaho and Oregon. Int. 



22. Niittallii, Gray (D. Co- 

 lumbiinum, Greene). Stem 

 erect, simple, nearly glabrous, 

 leafy, iy^-2% ft.: Ivs. thin- 

 nish, 3-5-parted, parts divided 

 into many linear-oblong lobes : 

 racemes long, many-fld. : se- 

 pals deep blue, ovate, 

 sparingly pubescent, 

 shorter than the spur ; 

 petals blue or upper 

 ones yellow, lower ones 

 H bite- bearded : fol- 

 licles 3, pubescent, 

 rather erect ; seeds 

 thin, dark, with yel- 

 low wings. Summer. 

 Low, open woods, Co- 

 lumbia river. Int. 1892. 



23. scopulorum.Gray. 

 Stem 2-5 ft., glabrous, 

 at least below : Ivs. 5- 

 7 -parted, the upper 

 ones the more nar- 

 rowly cleft ; petioles 

 dilating at the base : 

 racemes simple, dense- 

 ly many-fld. : fls. blue 

 or purple, rarely white, ^^§^ 

 upper petals often yel- ^^^^ 

 low ; spur K in. long 

 equaling the sepals 

 follicles 3, pubescent; 

 seeds large - winged. 

 Aug., Sept. Moist 

 grotmd, west of Rock- 

 ies.— A polymorphous 



Var. Bubalplnum, 

 Gray (D. occidentdle, 

 Wats.). A smaller 

 plant, pubescent above 

 shorter racemes, larger 

 licles glabrous, Wasatch mountains. 



# 



