Higgins' freckled milkvetch, Higgins' milkvetch
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freckled milk-vetch, specklepod milk-vetch
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Plants perennial, 15–25 cm. |
Plants perennial, 10–30(–50) cm, sparsely strigulose. |
3–11 cm; leaflets 15–21, blades lanceolate-elliptic to obovate, 8–18 mm, apex emarginate. |
3–10 cm; leaflets (5–)9–17(or 19), blades broadly obovate, obovate-cuneate, or oblong-elliptic to suborbiculate or oblanceolate, (3–)5–15 mm, apex retuse or obtuse. |
7–17-flowered, short and compact in fruit; axis 1–4 cm in fruit. |
8–18(–22)-flowered; axis 0.5–3(–3.5) cm in fruit. |
3–6.5 cm. |
1–3.5 cm. |
17–20 mm; calyx 7–10.4 mm, tube 6–6.8 mm, lobes 3–3.5 mm; corolla pale violet. |
7.4–11 mm; calyx 4.1–6.4 mm, tube 2.8–4.2 mm, lobes 1–2.2 mm; corolla whitish or yellowish, sometimes faintly lilac. |
green, sometimes mottled, becoming stramineous, ovoid, greatly inflated, 19–27 × 11–16(–19) mm, semibilocular, stiffly papery, thinly translucent, glabrous. |
green, usually mottled, becoming stramineous or brownish, obliquely ovoid-acuminate to lanceoloid-acuminate, strongly to scarcely inflated, 10–23 × (3–)4.5–10 mm, semibilocular, stiffly papery, opaque or nearly so, usually thinly strigulose, rarely puberulent; beak 4–9 mm, unilocular. |
30–35. |
(15 or)16–21. |
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= 22. |
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Flowering Apr–early Jun. |
Flowering May–early Jul. |
Sandy to loamy soils, with Ptelea-Rhus-Prosopis, and yucca, oak, mesquite communities. |
Often on volcanic soils, on basalt, with sagebrush and bunchgrass, in ponderosa pine and western juniper communities. |
800–1100 m. (2600–3600 ft.) |
200–1500 m. (700–4900 ft.) |
NM; TX |
CA; ID; NV; OR; WA; BC |
Variety higginsii, from Chaves County in New Mexico, and Hudspeth, Hutchinson, and Potter counties in Texas, almost certainly is a derivative of var. diphysus, differing only in its pale flowers. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Variety lentiginosus is widespread in the northern part of its range and is partially sympatric with vars. platyphyllidius and salinus in the southern part of its range. It is transitional to both. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
FNA vol. 11. |
FNA vol. 11. |
Fabaceae > subfam. Faboideae > Astragalus > sect. Diphysi > Astragalus lentiginosus |
Fabaceae > subfam. Faboideae > Astragalus > sect. Diphysi > Astragalus lentiginosus |
A. lentiginosus var. albifolius, A. lentiginosus var. ambiguus, A. lentiginosus var. antonius, A. lentiginosus var. australis, A. lentiginosus var. chartaceus, A. lentiginosus var. coachellae, A. lentiginosus var. coulteri, A. lentiginosus var. diphysus, A. lentiginosus var. floribundus, A. lentiginosus var. fremontii, A. lentiginosus var. idriensis, A. lentiginosus var. ineptus, A. lentiginosus var. kennedyi, A. lentiginosus var. kernensis, A. lentiginosus var. latus, A. lentiginosus var. lentiginosus, A. lentiginosus var. macrolobus, A. lentiginosus var. maricopae, A. lentiginosus var. micans, A. lentiginosus var. mokiacensis, A. lentiginosus var. multiracemosus, A. lentiginosus var. negundo, A. lentiginosus var. nigricalycis, A. lentiginosus var. oropedii, A. lentiginosus var. palans, A. lentiginosus var. piscinensis, A. lentiginosus var. platyphyllidius, A. lentiginosus var. pohlii, A. lentiginosus var. salinus, A. lentiginosus var. scorpionis, A. lentiginosus var. semotus, A. lentiginosus var. sesquimetralis, A. lentiginosus var. sierrae, A. lentiginosus var. stramineus, A. lentiginosus var. toyabensis, A. lentiginosus var. trumbullensis, A. lentiginosus var. variabilis, A. lentiginosus var. vitreus, A. lentiginosus var. wahweapensis, A. lentiginosus var. wilsonii, A. lentiginosus var. yuccanus |
A. lentiginosus var. albifolius, A. lentiginosus var. ambiguus, A. lentiginosus var. antonius, A. lentiginosus var. australis, A. lentiginosus var. chartaceus, A. lentiginosus var. coachellae, A. lentiginosus var. coulteri, A. lentiginosus var. diphysus, A. lentiginosus var. floribundus, A. lentiginosus var. fremontii, A. lentiginosus var. higginsii, A. lentiginosus var. idriensis, A. lentiginosus var. ineptus, A. lentiginosus var. kennedyi, A. lentiginosus var. kernensis, A. lentiginosus var. latus, A. lentiginosus var. macrolobus, A. lentiginosus var. maricopae, A. lentiginosus var. micans, A. lentiginosus var. mokiacensis, A. lentiginosus var. multiracemosus, A. lentiginosus var. negundo, A. lentiginosus var. nigricalycis, A. lentiginosus var. oropedii, A. lentiginosus var. palans, A. lentiginosus var. piscinensis, A. lentiginosus var. platyphyllidius, A. lentiginosus var. pohlii, A. lentiginosus var. salinus, A. lentiginosus var. scorpionis, A. lentiginosus var. semotus, A. lentiginosus var. sesquimetralis, A. lentiginosus var. sierrae, A. lentiginosus var. stramineus, A. lentiginosus var. toyabensis, A. lentiginosus var. trumbullensis, A. lentiginosus var. variabilis, A. lentiginosus var. vitreus, A. lentiginosus var. wahweapensis, A. lentiginosus var. wilsonii, A. lentiginosus var. yuccanus |
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A. lentiginosus var. carinatus |
S. L. Welsh & K. H. Thorne: Brittonia 33: 296, fig. 2. (1981) |
unknown |
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