Flora of North America species comparison

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Dalea tentaculoides

Dalea jamesii

gentry's indigobush

James' dalea, James' prairie clover
Habit Shrubs or subshrubs, relatively erect, sparsely pilosulous or glabrous proximal to inflorescences.
Stems

3–6(–12) dm, glandular-tuberculate distally.

0.4–1.7(–2) dm, eglandular.
Inflorescences

spikes, relatively densely flowered, not involucrate, 11–15 mm diam.;

axis not to partially visible, 1–2(–2.5) cm;

bracts persistent or deciduous, (2.5–)3–5.5 mm.

spikes, relatively densely flowered, not obviously involucrate, (16–)18–23(–25) mm diam.;

axis not to partially visible, 1.5–6.5(–8) cm;

bracts deciduous at anthesis, (4–)5–8(–9) mm.
Peduncles

(0–)0.2–2.2 cm.

absent or very short.
Stamens

10, 8–9.5 mm, filaments distinct to 2.6–3.5 mm, anthers 0.7–1 mm.

10, (9.5–)10–11.7 mm, filaments distinct to 1.7–3 mm, anthers (0.8–)0.9–1.2 mm.
Corollas

bicolored, banner whitish, reddish in age, epistemonous petals rose-purple; papilionaceous;

banner 6.2–6.7 mm, blade flabellate, 3–3.5 × 3.9–4.2 mm; epistemonous petals attached proximal to middle of stamen tube;

wings 4.9–5.8 × 2.2–3 mm;

keel connate valvately, blades 5–6.2 × 3.2–4.4 mm.

clear yellow, orangish brown in age; papilionaceous;

banner 5.2–6.2 mm, blade deltate-cordate, 3.2–4.2 × 3.2–4.4 mm, proximal lobes connate, forming obconic pit; epistemonous petals attached proximal to middle of stamen tube;

wings 3.9–5.1 × 2.3–3.2 mm;

keel connate valvately, blades 5.3–6.3 × 3.2–3.8 mm.
Calyces

asymmetric, recessed opposite banner, 5.2–7.8 mm, sparsely pilosulous;

tube 2.5–3.1 mm, with 0–2 glands between ribs, lobes lanceolate-acuminate, each with several elongated, pricklelike glands (gland spurs).

somewhat asymmetric, slightly recessed opposite banner, (8.3–)8.5–12(–13.3) mm, pilose;

tube (2.4–)2.8–3.5 mm, with 3 or 4 small glands between ribs, lobes triangular-aristate.
Legumes

3 mm, pilosulous distally, eglandular.

3.5–4 mm, distally with 2 rows of ascending hairs on either side of a glabrescent row, eglandular.
Seeds

1.5 mm.

2.3–3 mm.
Principal

leaves 3–6 cm;

leaflets 19–35, blades oblong-elliptic to obovate, 2.5–8 mm.

leaves (0.6–)1–3(–4) cm;

leaflets 3, blades obovate to broadly oblanceolate, (3–)5–18 mm, surfaces apparently eglandular.
Perennial

herbs, erect to ascending, silky-pilose to -pilosulous.
2n

= 14.

Dalea tentaculoides

Dalea jamesii
Phenology Flowering spring (fall). Flowering spring–early summer (fall).
Habitat Rocks in canyons, rocky volcanic slopes in desert mountains. Rocky grasslands, deserts, open pine or juniper woodlands.
Elevation 900–2200 m. (3000–7200 ft.) 900–2100 m. (3000–6900 ft.)
Distribution
from FNA
AZ; Mexico (Sonora)
[BONAP county map]
from FNA
AZ; CO; KS; NM; OK; TX; Mexico (Chihuahua)
[WildflowerSearch map]
[BONAP county map]
Discussion

Dalea tentaculoides occurs in Santa Cruz and Pima counties. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.

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

Dalea jamesii occurs from far southwestern Kansas to southeastern Arizona. In Texas, the species occurs in the northern panhandle and trans-Pecos regions.

(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. 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. 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. 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 Psoralea jamesii
Name authority Gentry: Madroño 10: 238, plates 18, 19. (1950) (Torrey) Torrey & A. Gray: Fl. N. Amer. 1: 308. (1838)
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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