Flora of North America species comparison

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Dalea foliosa

Dalea grayi

leafy prairie-clover

Gray's prairie-clover
Stems

3–8 dm, eglandular.

(3–)3.5–7(–9) dm, eglandular or sparsely gland-dotted.
Inflorescences

spikes, densely flowered, not involucrate, 8–10 mm diam.;

axis not visible, 1.5–4.5 cm;

bracts persistent through anthesis, 4.8–5.4 mm.

spikes, densely flowered, not involucrate, 7–9 mm diam.;

axis not visible, (0.4–)0.7–5.5(–7) cm;

bracts persistent, (2.2–)2.5–4.5 mm.
Peduncles

0–2 cm.

0.5–5(–10) cm.
Stamens

5, 5.4–7.2 mm, filaments distinct to 2.7–3.7 mm, anthers 0.6–0.9 mm.

10, 5.5–7 mm, filaments distinct to 2.7–4 mm, anthers 0.5–0.7 mm.
Corollas

lavender-purple;

not conventionally papilionaceous;

banner 5.2–6 mm, blade ovate to suborbiculate, 2.1–2.5 × 2.6–3.2 mm; epistemonous petals attached at separation of filaments, blades 2.7–3 × 0.8–1 mm.

white or whitish, banner reddish or purplish in age;

not conventionally papilionaceous;

banner plane, 4–5.7 mm, blade triangular-cordate to rhombic-ovate, not peltate, 1.6–2.5 × 2–2.4 mm; epistemonous petals attached high on stamen tube, just proximal to separation of filaments, blades 2.2–3.1 × 0.8–1.4 mm.
Calyces

subsymmetric, 3.8–4.4 mm, glabrous or lobes sometimes pilosulous;

tube 2.4–2.7 mm, with 0 glands between ribs, lobes triangular-lanceolate or adaxial pair ovate-triangular.

subsymmetric, 3.6–4.8(–5.2) mm, silky-pilosulous;

tube 2–2.7 mm, with 3–6 glands between ribs, lobes triangular-acuminate to -aristate.
Legumes

2.5–3 mm, glabrous, dotted with small glands distally.

2.2–2.5 mm, villosulous distally and dotted with small glands.
Seeds

1.8–2 mm.

1.6 mm.
Perennial

herbs, erect, glabrous proximal to inflorescences.

herbs, erect, glabrous proximal to inflorescences.
Principal

leaves 3–5.5 cm;

leaflets 19–29(or 31), blades oblong-oblanceolate to -elliptic, 5–10 mm.

leaves 1–5 cm;

leaflets (11–)17–43, blades elliptic-oblanceolate to narrowly obovate, 1–4.5(–5.5) mm.
2n

= 14.

= 14.

Dalea foliosa

Dalea grayi
Phenology Flowering late summer–fall. Flowering fall (spring–summer).
Habitat Limestone glades, prairie remnants. Rocky slopes, washes, canyons, open pine or oak woodlands.
Elevation 100–300 m. (300–1000 ft.) 700–2200 m. (2300–7200 ft.)
Distribution
from FNA
AL; IL; TN
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; NM; Mexico (Chihuahua, Durango, Sinaloa, Sonora)
[WildflowerSearch map]
[BONAP county map]
Discussion

Dalea foliosa is rare and in 1991 was designated federally as endangered. At that time, there were 14 known populations, only four of which had state or Nature Conservancy protection. The species is in the Center for Plant Conservation’s National Collection of Endangered Plants.

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

Dalea grayi occurs in southeastern Arizona as far northwest as Gila County and far southwestern New Mexico (Grant and Hidalgo counties).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Dalea 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. 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. ornata, 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
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. 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. ornata, 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 foliosus Parosela grayi
Name authority (A. Gray) Barneby: Mem. New York Bot. Gard. 27: 245. (1977) (Vail) L. O. Williams: Ann. Missouri Bot. Gard. 23: 450. (1936)
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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