Flora of North America species comparison

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Delphinium exaltatum

Delphinium novomexicanum

tall larkspur

New Mexico larkspur, White Mountain larkspur
Stems

70-200 cm;

base reddish, nearly glabrous.

90-180(-250) cm;

base usually green, glabrous.
Leaves

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.

blade round to pentagonal, 5-10 × 8-18 cm, nearly glabrous; ultimate lobes 5-21, width 4-15 mm.
Inflorescences

8-30-flowered;

pedicel 0.5-2 cm, puberulent;

bracteoles 2-4 mm from flowers, green, linear, 2-4 mm, puberulent.

(20-)30-70(-140)-flowered;

pedicel 0.5-1.5 cm, puberulent;

bracteoles 1-3 mm from flowers, green, linear, 5-8 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.

sepals (in bud) purple to lavender, fading brownish, puberulent, lateral sepals ± forward pointing, 7-11 × 4-5 mm, spurs straight to gently decurved, ascending 30-45° above horizontal, 7-11 mm;

lower petal blades ± covering stamens, 3.5-6 mm, clefts 1-2 mm;

hairs mostly centered between base of cleft and junction of blade and claw, white or yellow.
Fruits

7-12 mm, 2-2.5 times longer than wide, ± puberulent.

12-16 mm, 3-4 times longer than wide, puberulent.
Seeds

± wing-margined;

seed coat cells elongate, surfaces smooth.

wing-margined;

seed coat cells elongate, surfaces ± roughened.
2n

= 16.

Delphinium exaltatum

Delphinium novomexicanum
Phenology Flowering summer. Flowering summer to early autumn.
Habitat Rocky slopes in open deciduous woods and barrens, mainly on calcareous substrates, also shale and mafic and ultramafic rocks Meadows in coniferous forest
Elevation 150-2000 m (500-6600 ft) 2200-3900 m (7200-12800 ft)
Distribution
from FNA
AL; KY; MD; MO; NC; OH; PA; TN; VA; WV
[WildflowerSearch map]
[BONAP county map]
from FNA
NM
[BONAP county map]
Discussion

Delphinium novomexicanum represents the southern Cordilleran complex in the Sacramento and White mountains.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 3. FNA vol. 3.
Parent taxa Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Exaltata Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Exaltata
Sibling taxa
D. alabamicum, D. alpestre, D. andersonii, D. andesicola, D. antoninum, D. bakeri, D. barbeyi, D. basalticum, D. bicolor, D. brachycentrum, D. californicum, D. cardinale, D. carolinianum, D. decorum, D. depauperatum, D. distichum, D. elatum, D. geraniifolium, D. geyeri, D. glareosum, D. glaucescens, D. glaucum, D. gracilentum, D. gypsophilum, D. hansenii, D. hesperium, D. hutchinsoniae, D. inopinum, D. lineapetalum, D. luteum, D. madrense, D. menziesii, D. multiplex, D. newtonianum, D. novomexicanum, D. nudicaule, D. nuttallianum, D. nuttallii, D. parishii, D. parryi, D. patens, D. polycladon, D. purpusii, D. ramosum, D. recurvatum, D. robustum, D. sapellonis, D. scaposum, D. scopulorum, D. stachydeum, D. sutherlandii, D. treleasei, D. tricorne, D. trolliifolium, D. uliginosum, D. umbraculorum, D. variegatum, D. viridescens, D. wootonii, D. xantholeucum
D. alabamicum, D. alpestre, D. andersonii, D. andesicola, D. antoninum, D. bakeri, D. barbeyi, D. basalticum, D. bicolor, D. brachycentrum, D. californicum, D. cardinale, D. carolinianum, D. decorum, D. depauperatum, D. distichum, D. elatum, D. exaltatum, D. geraniifolium, D. geyeri, D. glareosum, D. glaucescens, D. glaucum, D. gracilentum, D. gypsophilum, D. hansenii, D. hesperium, D. hutchinsoniae, D. inopinum, D. lineapetalum, D. luteum, D. madrense, D. menziesii, D. multiplex, D. newtonianum, D. nudicaule, D. nuttallianum, D. nuttallii, D. parishii, D. parryi, D. patens, D. polycladon, D. purpusii, D. ramosum, D. recurvatum, D. robustum, D. sapellonis, D. scaposum, D. scopulorum, D. stachydeum, D. sutherlandii, D. treleasei, D. tricorne, D. trolliifolium, D. uliginosum, D. umbraculorum, D. variegatum, D. viridescens, D. wootonii, D. xantholeucum
Synonyms D. sierrae-blancae
Name authority Aiton: Hort. Kew. 2: 244. (1789) Wooton: Bull. Torrey Bot. Club 37: 37. (1910)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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