Flora of North America species comparison

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Dalea tenuis

Dalea compacta

pinkglobe prairie clover

compact prairie clover, plains praireclover
Stems

1.5–4(–5) dm, sparsely glandular-punctate.

3–6(–7) dm, sparsely glandular-punctate.
Inflorescences

spikes, densely flowered, not involucrate, 7–12 mm diam.;

axis not visible, 0.5–2.5 cm;

bracts persistent through anthesis, 1.5–4.5 mm.

spikes, densely flowered, not involucrate, 10.5–14(–15) mm diam.;

axis not visible, (0.5–)1–3 cm;

bracts persistent through anthesis, 2–7.5 mm.
Peduncles

2.5–18 cm.

0–15 cm.
Stamens

5, 6–8.5 mm, filaments distinct to 2.5–4.8 mm, anthers 0.8–1 mm.

5, 8–10.5 mm, filaments distinct to 3.3–5(–5.4) mm, anthers 1–1.5 mm.
Corollas

pink;

not conventionally papilionaceous;

banner 4.6–5.8 mm, blade ovate, 2.2–2.5 × 1.5–2.8 mm; epistemonous petals attached at separation of filaments, blades 2.7–3.1 ×1–1.3 mm.

rose-lilac or rose-purple;

not conventionally papilionaceous;

banner 5.4–9 mm, blade ovate-oblong or -deltate, 2.2–3.5 × 2.4–3.6 mm; epistemonous petals attached at separation of filaments, blades 2.8–4 × 1.1–1.8 mm.
Calyces

subsymmetric, 3–5.2 mm, silky-pilosulous, base with subappressed and retrorse hairs;

tube 2–3.1 mm, with 0 glands between ribs, lobes subulate or adaxial pair triangular-ovate.

subsymmetric, (4.4–)5–6.2 mm, pilosulous, with lines of antrorse, subappressed hairs proximal to sinuses and on margins of lobes;

tube 3–3.8 mm, with 0 glands between ribs, lobes subulate or adaxial pair triangular-ovate.
Legumes

3.6 mm, glabrous or apically pilosulous, eglandular.

3–3.5 mm, glabrous except apex, eglandular.
Seeds

apparently unknown.

1.5 mm.
Perennial

herbs, erect, glabrous or sparsely pilosulous.

herbs, erect to ascending or decumbent, glabrous or sparsely pilosulous.
Principal

leaves 1.5–3.5 cm;

leaflets 3 or 5, blades linear, 6–15 mm.

leaves (2–)2.5–5.5 cm;

leaflets (3 or)5 or 7(or 9), blades linear-oblanceolate to -elliptic, (10–)12–25 mm.

Dalea tenuis

Dalea compacta
Phenology Flowering late spring–early summer (fall).
Habitat Rocky limestone soils.
Elevation 200–600 m. (700–2000 ft.)
Distribution
from FNA
OK; TX
[BONAP county map]
from USDA
sc United States
[WildflowerSearch map]
[BONAP county map]
Discussion

Dalea tenuis is largely a species of central Texas occurring as far east as McLennan County and south to Bandera County.

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

Varieties 2 (2 in the flora).

Dalea compacta is most abundant in east Texas, where it is found in habitats similar to those occupied by D. purpurea in prairies of the mid United States.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Principal interfloral bracts exceeding subtended calyces, 4.5–7.5 mm.
var. compacta
1. Principal interfloral bracts equaling or shorter than subtended calyces, 2–5 mm.
var. pubescens
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. 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. polygonoides, D. pringlei, D. pulchra, D. purpurea, D. reverchonii, D. sabinalis, D. scandens, D. scariosa, D. searlsiae, D. tentaculoides, D. tenuifolia, 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. 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. 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
Subordinate taxa
D. compacta var. compacta, D. compacta var. pubescens
Synonyms Petalostemon violaceus var. tenuis, P. tenuis Petalostemon compactus
Name authority (J. M. Coulter) Shinners: Field & Lab. 17: 84. (1949) Sprengel: Syst. Veg. 3: 327. (1826)
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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