Flora of North America species comparison

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Dalea foliosa

Dalea polygonoides

leafy prairie-clover

six-weeks prairie-clover
Stems

3–8 dm, eglandular.

0.5–3 dm, sparsely glandular-verruculose distally.
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, relatively densely flowered, not obviously involucrate, 5.5–8(–9) mm diam.;

axis usually not visible, (0.5–)0.8–2.5(–3) cm;

bracts persistent through anthesis, 2–4 mm.
Peduncles

0–2 cm.

1.5–7(–15) cm.
Stamens

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

(6 or)7–9, usually 5 fertile, 2.2–3.5 mm, filaments distinct to 0.4–0.7 mm, anthers 0.1–0.2 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.

usually rose-purple to lavender, rarely white;

not conventionally papilionaceous;

banner 2.7–3.8 mm, blade flabellate, 1.4–2.3 × 1.2–1.5 mm; epistemonous petals attached near middle of stamen tube, blades somewhat unequal, laterals 1.3–1.6 × 0.3–0.6 mm, abaxials 1.3–1.9 × 0.7–1 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.

asymmetric, recessed opposite banner, 2.8–4 mm, sparsely pilose or glabrous proximally;

tube 1.6–2.1 mm, with 1(or 2) large blister glands between ribs, lobes triangular-aristate.
Legumes

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

2.5–3 mm, pilosulous distally, eglandular.
Seeds

1.8–2 mm.

1.5–1.9 mm.
Perennial

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 (0.7–)1–3 cm;

leaflets (3 or) 5 or 7 (or 9), blades oblong-oblanceolate, 5–12(–15) mm.
Annual

herbs, erect, glabrous proximal to inflorescences.
2n

= 14.

= 14.

Dalea foliosa

Dalea polygonoides
Phenology Flowering late summer–fall. Flowering late summer–fall.
Habitat Limestone glades, prairie remnants. Rocky slopes, flats, roadsides, openings in pine or juniper forests.
Elevation 100–300 m. (300–1000 ft.) 1900–2800 m. (6200–9200 ft.)
Distribution
from FNA
AL; IL; TN
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; NM; TX; Mexico (Chihuahua, Durango)
[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 polygonoides occurs at higher elevations throughout much of Arizona, New Mexico, and trans-Pecos Texas.

(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. 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. 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
Name authority (A. Gray) Barneby: Mem. New York Bot. Gard. 27: 245. (1977) A. Gray: Smithsonian Contr. Knowl. 5(6): 39. (1853)
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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