Flora of North America species comparison

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Delphinium viridescens

Delphinium patens
Delphinium viridescens

Wenatchee larkspur

spreading larkspur, spreading or zigzag larkspur, zigzag larkspur
Stems

90-150 cm;

base usually green, glabrous.

(10-)20-50(-90) cm;

base reddish, glabrous to puberulent.
Leaves

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

blade round to pentagonal, 1-5.5 × 2-7.5 cm, nearly glabrous; ultimate lobes 3-9, less often wedge-shaped, 5 or more extending more than 3/5 distance to petiole, width 5-30(-50) mm (basal), 1-15 mm (cauline), widest at middle or in proximal 1/2.
Inflorescences

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.

4-25(-36)-flowered;

pedicel spreading from rachis at usually less than 70°, 1-4(-8) cm, glabrous to glandular;

bracteoles 3-12(-23) mm from flowers, blue to green, linear, 3-8(-16) mm, glabrous to glandular.
Flowers

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.

sepals dark blue, usually retaining color upon drying, glabrous, lateral sepals reflexed, (6-)10-15(-20) × 4-8 mm, spurs straight, ascending ca. 30° above horizontal, 8-18 mm;

lower petal blades elevated, exposing stamens, 3-6(-8) mm, clefts 1-3 mm;

hairs centered on base of cleft or on inner lobes, scattered, white, rarely yellow.
Fruits

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

12-23 mm, 3.3-3.6 times longer than wide, glabrous or puberulent.
Seeds

± wing-margined;

seed coat cells with surfaces ± roughened.

unwinged;

seed coats ± pitted, cell surfaces roughened.

Delphinium viridescens

Delphinium patens
Phenology Flowering summer.
Habitat Wet meadows and streamsides in coniferous forest, heavy clay soils
Elevation 500-1000 m (1600-3300 ft)
Distribution
from FNA
WA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Of conservation concern.

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

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

Subspecies 3 (3 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Lobes of proximal cauline leaves usually more than 15 mm wide; basal and proximal cauline leaves rarely cleft more than 4/5 radius of blade.
subsp. hepaticoideum
1. Lobes of proximal cauline leaves usually less than 15 mm wide; basal and proximal cauline leaves usually cleft more than 4/5 radius of blade.
→ 2
2. Pedicels puberulent, usually glandular; most leaf blades with more than 7 ultimate lobes.
subsp. montanum
2. Pedicels usually glabrous; most leaf blades with fewer than 7 ultimate lobes.
subsp. patens
Source FNA vol. 3. FNA vol. 3.
Parent taxa Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Multiplex Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Grumosa
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. 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
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. 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
Subordinate taxa
D. patens subsp. hepaticoideum, D. patens subsp. montanum, D. patens subsp. patens
Name authority Leiberg: Proc. Biol. Soc. Wash. 11: 39. (1897) Bentham: Pl. Hartw., 296. (1849)
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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