FNA: Dalea ornata

	Dalea ornata
	Blue Mountain prairie-clover, ornate dalea, western prairie clover
Stems	(2–)2.5–6(–7) dm, dotted with small, raised glands.
Inflorescences	spikes, densely flowered, not involucrate, 13–16 mm diam.; axis not visible, (1–)1.5–5 cm; bracts deciduous, interfloral ones often held in place by crowded flowers, (3–)4–7.5(–8.5) mm.
Peduncles	1–11 cm.
Stamens	5, (7.3–)7.7–12 mm, filaments distinct to (3.6–)4.7–7.6 mm, anthers 1–1.4 mm.
Corollas	usually rose-purple to lilac, rarely white; not conventionally papilionaceous; banner 7–9 mm, blade ovate to oblong-ovate, 3.3–4.5 × (2–)2.3–4 mm; epistemonous petals attached at separation of filaments, blades (3.3–)3.5–5 × 1.4–2 mm.
Calyces	subsymmetric, (3.6–)3.9–6.3(–6.7) mm, pilose throughout or distally; tube (2.4–)2.7–3.6(–3.8) mm, with 2–9 small glands between ribs, lobes lanceolate to ovate.
Legumes	3–3.5 mm, pilosulous distally and gland-dotted.
Seeds	2–2.4 mm.
Perennial	herbs, erect, glabrous proximal to inflorescence.
Principal	leaves 2.5–5.5(–6.5) cm; leaflets 5 or 7 (or 9), blades oblanceolate to obovate, 7–22 mm.
2n	= 14.

	Dalea ornata
Phenology	Flowering spring–early summer.
Habitat	Rocky, sandy, or clay soils in dry areas, often among sagebrush.
Elevation	100–2000 m. (300–6600 ft.)
Distribution	CA; ID; NV; OR; WA [WildflowerSearch map] [BONAP county map]
Discussion	Dalea ornata is nearly endemic to the Columbia-Snake river basin. In California, the species is known only from the Shaffer Mountain region in Lassen County. (Discussion copyrighted by Flora of North America; reprinted with permission.)
Source	FNA vol. 11.
Parent taxa	Fabaceae > subfam. Faboideae > Dalea
Sibling taxa	D. albiflora, D. aurea, D. bartonii, D. bicolor, D. brachystachys, D. cahaba, D. candida, D. carnea, D. carthagenensis, D. compacta, D. cylindriceps, D. emarginata, D. enneandra, D. exigua, D. exserta, D. feayi, D. filiformis, D. flavescens, D. foliosa, D. formosa, D. frutescens, D. gattingeri, D. grayi, D. greggii, D. hallii, D. jamesii, D. lachnostachys, D. lanata, D. laniceps, D. lasiathera, D. leporina, D. lumholtzii, D. mollis, D. mollissima, D. multiflora, D. nana, D. neomexicana, D. obovata, D. phleoides, D. pinnata, D. pogonathera, D. polygonoides, D. pringlei, D. pulchra, D. purpurea, D. reverchonii, D. sabinalis, D. scandens, D. scariosa, D. searlsiae, D. tentaculoides, D. tenuifolia, D. tenuis, D. urceolata, D. versicolor, D. villosa, D. wrightii
Synonyms	Petalostemon ornatus
Name authority	(Douglas) Eaton & Wright: Man. Bot. ed. 8, 219. (1840) — (as ornatum)
Web links	Local floras: CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Dalea ornata

Blue Mountain prairie-clover, ornate dalea, western prairie clover

Stems

(2–)2.5–6(–7) dm, dotted with small, raised glands.

Inflorescences

spikes, densely flowered, not involucrate, 13–16 mm diam.;

axis not visible, (1–)1.5–5 cm;

bracts deciduous, interfloral ones often held in place by crowded flowers, (3–)4–7.5(–8.5) mm.

Peduncles

1–11 cm.

Stamens

5, (7.3–)7.7–12 mm, filaments distinct to (3.6–)4.7–7.6 mm, anthers 1–1.4 mm.

Corollas

usually rose-purple to lilac, rarely white;

not conventionally papilionaceous;

banner 7–9 mm, blade ovate to oblong-ovate, 3.3–4.5 × (2–)2.3–4 mm; epistemonous petals attached at separation of filaments, blades (3.3–)3.5–5 × 1.4–2 mm.

Calyces

subsymmetric, (3.6–)3.9–6.3(–6.7) mm, pilose throughout or distally;

tube (2.4–)2.7–3.6(–3.8) mm, with 2–9 small glands between ribs, lobes lanceolate to ovate.

Legumes

3–3.5 mm, pilosulous distally and gland-dotted.

Seeds

2–2.4 mm.

Perennial

herbs, erect, glabrous proximal to inflorescence.

Principal

leaves 2.5–5.5(–6.5) cm;

leaflets 5 or 7 (or 9), blades oblanceolate to obovate, 7–22 mm.

= 14.

Dalea ornata

Phenology

Flowering spring–early summer.

Habitat

Rocky, sandy, or clay soils in dry areas, often among sagebrush.

Elevation

100–2000 m. (300–6600 ft.)

Distribution

CA; ID; NV; OR; WA

[WildflowerSearch map]

[BONAP county map]

Discussion

Dalea ornata is nearly endemic to the Columbia-Snake river basin. In California, the species is known only from the Shaffer Mountain region in Lassen County.

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

Source

FNA vol. 11.

Parent taxa

Fabaceae > subfam. Faboideae > Dalea

Sibling taxa

D. albiflora, D. aurea, D. bartonii, D. bicolor, D. brachystachys, D. cahaba, D. candida, D. carnea, D. carthagenensis, D. compacta, D. cylindriceps, D. emarginata, D. enneandra, D. exigua, D. exserta, D. feayi, D. filiformis, D. flavescens, D. foliosa, D. formosa, D. frutescens, D. gattingeri, D. grayi, D. greggii, D. hallii, D. jamesii, D. lachnostachys, D. lanata, D. laniceps, D. lasiathera, D. leporina, D. lumholtzii, D. mollis, D. mollissima, D. multiflora, D. nana, D. neomexicana, D. obovata, D. phleoides, D. pinnata, D. pogonathera, D. polygonoides, D. pringlei, D. pulchra, D. purpurea, D. reverchonii, D. sabinalis, D. scandens, D. scariosa, D. searlsiae, D. tentaculoides, D. tenuifolia, D. tenuis, D. urceolata, D. versicolor, D. villosa, D. wrightii

Synonyms

Petalostemon ornatus

Name authority

(Douglas) Eaton & Wright: Man. Bot. ed. 8, 219. (1840) — (as ornatum)

Web links

Local floras: CA, OR, WA
Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog.
WildflowerSearch
iNaturalist (observations)
USDA Plants Database
LBJ Wildflower Center
SEINet
Plants of the World Online
Encyclopedia of Life
Wikipedia
Google Image Search

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).

Choose a data source: Flora of North America, OregonFlora, UW Burke Herbarium

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Dalea ornata

Dalea ornata