Carson city milkvetch, floriferous freckled milkvetch, floriferous milk vetch, freckled milkvetch
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freckled milkvetch, Mount San Antonio milkvetch, San Antonio milk vetch
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Plants perennial, 20–50 cm. |
Plants perennial, 7–30 cm, herbage cinereous or silvery-canescent. |
prostrate to weakly ascending, branched proximally. |
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3–8(–11) cm; leaflets 11–15(–19), blades obovate or oblanceolate, 5–15 mm, apex retuse, surfaces glabrate to densely strigulose, hairs appressed or subappressed. |
3–8 cm; leaflets 11–19(or 21), blades obovate or elliptic, 2.5–11 mm, apex obtuse or emarginate. |
(11–)15–30(–37)-flowered, short and dense, cylindric or globose in fruit; axis 1–4(–7) cm in fruit. |
10–15-flowered, short and compact in fruit; axis 0.5–4(–5) cm in fruit. |
1–4(–7) cm. |
(1–)2–5.5 cm. |
8.8–11 mm; calyx 4–6.5 mm, tube 3–4 mm, lobes 0.6–1.4(–2) mm; corolla whitish, sometimes wings and keel with lavender tips. |
9–10.5 mm; calyx 4.2–5.5 mm, tube 3.2–4 mm, lobes 0.8–1.4 mm; corolla purple. |
faintly mottled becoming stramineous, obliquely ovoid or subglobose, strongly inflated, (8–)12–21 × (6–)7–12 mm, thinly papery, translucent, glabrous or strigulose; beak 3–7 mm, unilocular. |
mottled becoming stramineous, plumply ovoid-acuminate or subglobose, bladdery-inflated, 14–22(–30) × 10–16(–18) mm, papery, strigulose; beak erect, triangular, 3–6 mm, unilocular. |
15–21(–25). |
20–26. |
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Flowering May–Jun. |
Flowering late Apr–Jul. |
Sagebrush communities, on sandy, granitic, or basaltic substrates. |
Ponderosa pine forests. |
1100–1600(–2100) m. (3600–5200(–6900) ft.) |
1500–2600 m. (4900–8500 ft.) |
CA; NV; OR |
CA |
Variety floribundus is the only member of Astragalus lentiginosus in the Lake Tahoe area; it occurs along the eastern flanks of the Sierra Nevada, passing into var. ineptus in Mono County, and extends northward into southeastern Oregon, where it grades into var. salinus. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Variety antonius, from the eastern end of the San Gabriel Mountains in eastern Los Angeles and adjacent San Bernardino counties, is the homologue of var. sierrae, from which it differs by its much denser pubescence and mostly flat leaflets (D. Isely 1998). (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. 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. 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. 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. 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. Gray: Proc. Amer. Acad. Arts 6: 524. (1865) |
Barneby: Leafl. W. Bot. 4: 100, plate 2, figs. 7–9. (1945) |
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