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Gray's lupine, Sierra lupine

lady lupine

Habit Herbs, perennial, 2–3.5 dm, spreading-tomentose to -woolly. Herbs, usually annual, sometimes biennial, robust, 2–6 dm, spreading, hairs long, shaggy, silver or tawny.
Stems

prostrate to matted, clustered, usually unbranched.

sprawling or ascending, clustered, branched.

Leaves

usually basal;

stipules 4–10 mm;

petiole 5–12 cm;

leaflets 5–11, blades 10–35 × 4–7 mm, adaxial surface hairs ± spreading, dense, tomentose to woolly.

basal;

stipules conspicuous, 20–30 mm;

petiole 3.5–9.5 cm;

leaflet 1, blades 150–270 × 12–33 mm, surfaces sericeous or abaxially thinly pubescent.

Racemes

10–16 cm;

flowers ± whorled.

11–25 cm;

flowers whorled or spirally arranged.

Peduncles

3–15 cm;

bracts deciduous, 4–5(–10) mm.

7–9 cm;

bracts deciduous, 6–15 mm.

Pedicels

2–4 mm.

2–4 mm.

Flowers

fragrant, 10–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 7–12 mm, adaxial lobe deeply 2-toothed, 5–10 mm;

corolla deep purple to light blue, banner patch yellow turning reddish, banner glabrous or hairy abaxially, lower keel margins usually ciliate near base, adaxial margin densely hairy.

10–14 mm;

calyx abaxial lobe entire, 10–11 mm, adaxial lobe entire, 7–9 mm;

corolla lilac to reddish purple or pink, banner spot maroon, glabrous.

Legumes

2–3.5 cm, hairy.

(1.5–)2.5–4 cm, shaggy-villous.

Cotyledons

deciduous, petiolate.

deciduous, petiolate.

Seeds

4–6, mottled gray-brown with dark lateral line, 3–4 mm.

2–4.

2n

= 52.

Lupinus grayi

Lupinus villosus

Phenology Flowering May–Jul. Flowering Mar–Apr.
Habitat Openings in yellow pine and red fir forests. Sandhills, open woods.
Elevation 500–2500 m. (1600–8200 ft.) 0–50 m. (0–200 ft.)
Distribution
from FNA
CA; Mexico (Baja California)
[WildflowerSearch map]
[BONAP county map]
from FNA
AL; FL; GA; LA; MS; NC; SC
[WildflowerSearch map]
[BONAP county map]
Discussion

Lupinus grayi is known from the Sierra Nevada from Kern County northward to Plumas County.

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

In Florida, Lupinus villosus reaches as far south as Polk County.

Lupinus villosus is of conservation concern in North Carolina.

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

Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus Fabaceae > subfam. Faboideae > Lupinus
Sibling taxa
L. adsurgens, L. affinis, L. albicaulis, L. albifrons, L. andersonii, L. angustiflorus, L. antoninus, L. apertus, L. arboreus, L. arbustus, L. arcticus, L. argenteus, L. arizonicus, L. benthamii, L. bicolor, L. brevicaulis, L. breweri, L. cervinus, L. chamissonis, L. citrinus, L. concinnus, L. constancei, L. covillei, L. croceus, L. dalesiae, L. diffusus, L. duranii, L. elatus, L. elmeri, L. excubitus, L. flavoculatus, L. formosus, L. fulcratus, L. gracilentus, L. guadalupensis, L. havardii, L. hirsutissimus, L. huachucanus, L. hyacinthinus, L. kingii, L. kuschei, L. lapidicola, L. latifolius, L. lepidus, L. leucophyllus, L. littoralis, L. longifolius, L. ludovicianus, L. luteolus, L. magnificus, L. malacophyllus, L. microcarpus, L. nanus, L. neomexicanus, L. nevadensis, L. nipomensis, L. nootkatensis, L. obtusilobus, L. odoratus, L. onustus, L. oreganus, L. pachylobus, L. padrecrowleyi, L. peirsonii, L. perennis, L. polyphyllus, L. pratensis, L. pusillus, L. rivularis, L. sabineanus, L. sericatus, L. sericeus, L. shockleyi, L. sierrae-blancae, L. sparsiflorus, L. spectabilis, L. stiversii, L. subcarnosus, L. succulentus, L. sulphureus, L. texensis, L. tidestromii, L. tracyi, L. truncatus, L. uncialis, L. villosus, L. westianus
L. adsurgens, L. affinis, L. albicaulis, L. albifrons, L. andersonii, L. angustiflorus, L. antoninus, L. apertus, L. arboreus, L. arbustus, L. arcticus, L. argenteus, L. arizonicus, L. benthamii, L. bicolor, L. brevicaulis, L. breweri, L. cervinus, L. chamissonis, L. citrinus, L. concinnus, L. constancei, L. covillei, L. croceus, L. dalesiae, L. diffusus, L. duranii, L. elatus, L. elmeri, L. excubitus, L. flavoculatus, L. formosus, L. fulcratus, L. gracilentus, L. grayi, L. guadalupensis, L. havardii, L. hirsutissimus, L. huachucanus, L. hyacinthinus, L. kingii, L. kuschei, L. lapidicola, L. latifolius, L. lepidus, L. leucophyllus, L. littoralis, L. longifolius, L. ludovicianus, L. luteolus, L. magnificus, L. malacophyllus, L. microcarpus, L. nanus, L. neomexicanus, L. nevadensis, L. nipomensis, L. nootkatensis, L. obtusilobus, L. odoratus, L. onustus, L. oreganus, L. pachylobus, L. padrecrowleyi, L. peirsonii, L. perennis, L. polyphyllus, L. pratensis, L. pusillus, L. rivularis, L. sabineanus, L. sericatus, L. sericeus, L. shockleyi, L. sierrae-blancae, L. sparsiflorus, L. spectabilis, L. stiversii, L. subcarnosus, L. succulentus, L. sulphureus, L. texensis, L. tidestromii, L. tracyi, L. truncatus, L. uncialis, L. westianus
Synonyms L. andersonii var. grayi, L. ionegristiae, L. louisebucariae
Name authority (S. Watson) S. Watson: Proc. Amer. Acad. Arts 11: 126. (1876) Willdenow: Sp. Pl. 3: 1029. (1802)
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