Delphinium exaltatum

Aiton

Hort. Kew. 2: 244. 1789.

Common names: Tall larkspur
EndemicIllustrated
Treatment appears in FNA Volume 3.

Stems 70-200 cm; base reddish, nearly glabrous. Leaves cauline, 7-24, absent from proximal 1/5 of stem at anthesis; petiole 1-15 cm. Leaf-blade pentagonal, 2-7 × 3-9 cm, puberulent; ultimate lobes 3-7, width 5-25 mm; midcauline leaf lobes less than 3 times longer than wide. Inflorescences 8-30-flowered; pedicel 0.5-2 cm, puberulent; bracteoles 2-4 mm from flowers, green, linear, 2-4 mm, puberulent. Flowers: sepals whitish to pale lavender or purple, puberulent, lateral sepals forward pointing, 9-11 × 4-6 mm, spurs straight, as much as 45° above or below horizontal, 9-12 mm; lower petal blades ± covering stamens, 3-5 mm, clefts 1-2 mm; hairs centered, mostly near base of cleft, white. Fruits 7-12 mm, 2-2.5 times longer than wide, ± puberulent. Seeds ± wing-margined; seed-coat cells elongate, surfaces smooth.


Phenology: Flowering summer.
Habitat: Rocky slopes in open deciduous woods and barrens, mainly on calcareous substrates, also shale and mafic and ultramafic rocks
Elevation: 150-2000 m

Distribution

V3 350-distribution-map.gif

Ala., Ky., Md., Mo., N.C., Ohio, Pa., Tenn., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Delphinium exaltatum"
Michael J. Warnock +
usually larger +
not narrowed +
expanded +
straight +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
subopposite-subalternate +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0 cm0 mm <br />0 m <br /> (?) +  and 0.3 cm3 mm <br />0.003 m <br /> (?) +
globose;cylindric +
elongate +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Tall larkspur +
Ala. +, Ky. +, Md. +, Mo. +, N.C. +, Ohio +, Pa. +, Tenn. +, Va. +  and W.Va. +
150-2000 m +
sessile +  and pedicellate +
showy +  and inconspicuous +
cylindric +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
sessile +  and aggregate +
curved-cylindric +
Rocky slopes in open deciduous woods and barrens, mainly on calcareous substrates, also shale and mafic and ultramafic rocks +
axillary +  and terminal +
0.9 cm9 mm <br />0.009 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
less ovate +  and elliptic +
0.8 cm8 mm <br />0.008 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
2 cm20 mm <br />0.02 m <br /> (7 cm70 mm <br />0.07 m <br />) +
whorled +, opposite +  and alternate +
smaller +, slightly below middle slightly below middle internodes +  and largest +
lacerate;crenate +
clawed +, 2-lobed +, ovate +  and plane +
0.2 cm2 mm <br />0.002 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
palmate +  and pinnate +
incised;toothed;incised;toothed;entire +
reduced +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
distinct +
conspicuous +
spurred +, funnel--shaped +, cup-shaped +  and plane +
reduced +
1 cm10 mm <br />0.01 m <br /> (15 cm150 mm <br />0.15 m <br />) +
Flowering summer. +
2-100-flowered +
5 cm50 mm <br />0.05 m <br /> (40 cm400 mm <br />0.4 m <br />) +
twisted +  and 4-15-branched +
tuberlike +
10 cm100 mm <br />0.1 m <br /> (80 cm800 mm <br />0.8 m <br />) +
wing-margined +
dark-brown +  and black +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
not ringed +
rectangular +  and crescent-shaped +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
whitish;pale lavender or purple +
not persistent +
distinct +
3 +  and 6 +
not +  and veined +
Endemic +  and Illustrated +
straight +
0.9 cm9 mm <br />0.009 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
3 +  and 8 +
70 cm700 mm <br />0.7 m <br /> (200 cm2,000 mm <br />2 m <br />) +
persistent +
Delphinium exaltatum +
Delphinium subsect. Exaltata +
species +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (2.4 cm24 mm <br />0.024 m <br />) +
herbaceous +  and woody +