Flora of North America species comparison

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Delphinium purpusii

Delphinium viridescens

Kern County larkspur, Purpus' larkspur, rose-color larkspur, rose-flower larkspur
Delphinium viridescens

Wenatchee larkspur
Stems

(30-)50-80(-120) cm;

base reddish or not, nearly glabrous.

90-150 cm;

base usually green, glabrous.
Leaves

blade round, 1.5-6 × 2-10 cm, ± puberulent; ultimate lobes 0-5, width 5-30(-50) mm (basal), 5-20(-40) mm (cauline).

blade cuneate to semicircular, 2-5 × 3-12 cm, nearly glabrous; ultimate lobes 3-21, width 1-8 mm.
Inflorescences

(8-)12-20(-32)-flowered, ± cylindric;

pedicel ± ascending, (0.5-)1-4(-5) cm, glandular-puberulent;

bracteoles 1-6 mm from flowers, green to magenta, linear, 2-4 mm, glandular-puberulent.

25-80-flowered, dense;

pedicel 0.5-2 cm, glandular-pubescent;

bracteoles 1-4 mm from flowers, green, lanceolate, 3.5-6 mm, glandular-pubescent.
Flowers

sepals magenta to rose, nearly glabrous, lateral sepals reflexed, 10-16 × 3-7 mm, spurs straight, 30-45° above horizontal, (10-)14-19 mm;

lower petal blades nearly coplanar with claws, exposing stamens, 3-4 mm, clefts 0.5-1.5 mm;

hairs sparse, scattered, white.

sepals yellowish green, nearly glabrous, lateral sepals forward pointing, 7-9 × 3-4 mm, spurs decurved, 30-45° below horizontal, often hooked apically, 8-11 mm;

lower petal blades ± covering stamens, 4-6 mm, clefts 0.5-1.5 mm;

hairs centered, mostly near junction of blade and claw, yellow.
Fruits

(11-)18-29 mm, 4-4.5 times longer than wide, glabrous.

8-11 mm, 2.5-3 times longer than wide, puberulent.
Seeds

seed coats with small wavy ridges, cells brick-shaped, cell margins undulate, surfaces smooth.

± wing-margined;

seed coat cells with surfaces ± roughened.
2n

= 16.

Delphinium purpusii

Delphinium viridescens
Phenology Flowering spring. Flowering summer.
Habitat Talus, cliffs, on and near large boulders Wet meadows and streamsides in coniferous forest, heavy clay soils
Elevation 300-1300 m (1000-4300 ft) 500-1000 m (1600-3300 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
WA
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

Delphinium purpusii is not likely to be confused with any other Delphinium in North America. Hybrids with Delphinium hansenii subsp. kernense are known to occur.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Of conservation concern.

Delphinium viridescens is local in mountains southwest of Wenatchee, Washington.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 3. FNA vol. 3.
Parent taxa Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Subscaposa Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Multiplex
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. 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. novomexicanum, D. nudicaule, D. nuttallianum, D. nuttallii, D. parishii, D. parryi, D. patens, D. polycladon, 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. 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. wootonii, D. xantholeucum
Name authority Brandegee: Bot. Gaz. 27: 444. (1899) Leiberg: Proc. Biol. Soc. Wash. 11: 39. (1897)
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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