Lupinus hyacinthinus |
Lupinus pratensis |
|
---|---|---|
hyacinth lupine, San Jacinto lupine |
Inyo Meadow lupine |
|
Habit | Herbs, perennial, 4–10 dm, gray becoming green, sparsely hairy. | Herbs, perennial, 3–7 dm, green, hairy. |
Stems | erect, unbranched or branched distally. |
erect, unbranched or branched distally, hollow. |
Leaves | cauline; stipules not leaflike, green to silvery, 5–16 mm; petiole 3–6 cm; leaflets 7–12, blades 30–80 × 4–8 mm, adaxial surface sparsely pubescent. |
basal and cauline, green; stipules 5–20 mm; basal petioles 10–25 cm, cauline 1–4 cm; leaflets 5–10, blades 30–80(–130) × 5–8 mm, adaxial surface strigose, hairs less than 1 mm. |
Racemes | 4–22 cm; flowers ± whorled. |
5–28 cm, usually exceeding leaves; flowers dense. |
Peduncles | 3–12 cm; bracts deciduous, 5–9 mm. |
4–17 cm; bracts persistent, 5–10 mm. |
Pedicels | 2–6 mm. |
1–3 mm. |
Flowers | 13–16 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 7–11 mm, adaxial lobe 2-toothed, 6–10 mm; corolla light blue to purple, banner patch yellowish to white, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel tip. |
10–12 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire, 5–6 mm, adaxial lobe 2-toothed, 4–7 mm; corolla violet to dark blue, banner patch orange to red, banner usually glabrous abaxially, rarely hairy, lower keel margins glabrous, adaxial margin densely ciliate. |
Legumes | 3–4 cm, silky. |
1.5–2 cm, hairy to woolly. |
Cotyledons | deciduous, petiolate. |
deciduous, petiolate. |
Seeds | 3–7, beige, speckled brown, 4–6 mm. |
4–6, brown, mottled tan, 3–4 mm. |
Lupinus hyacinthinus |
Lupinus pratensis |
|
Phenology | Flowering Jun–Aug. | Flowering May–Sep. |
Habitat | Dry slopes, under yellow pines and white fir. | Meadows, stream banks, sagebrush scrub to subalpine forests. |
Elevation | 2000–3500 m. (6600–11500 ft.) | 2000–3500 m. (6600–11500 ft.) |
Distribution |
CA; Mexico (Baja California)
|
CA
|
Discussion | Lupinus hyacinthinus is found in southern California in the San Gabriel, San Jacinto, and Santa Rosa mountains and on the Sierra San Pedro Mártir in Baja California. It is distinguished from its close relatives by its larger flowers in combination with green (versus gray or dull green) leaves. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Lupinus pratensis is known from the southern Sierra Nevada in Fresno, Inyo, Mono, and Tulare counties. Plants from Big Pine Creek in Inyo County with banners that are hairy abaxially have been called var. eriostachyus. (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 | ||
Synonyms | L. albicaulis var. hyacinthinus, L. andersonii var. sublinearis, L. formosus var. hyacinthinus | L. pratensis var. eriostachyus, L. sellulus var. elatus |
Name authority | Greene: Leafl. Bot. Observ. Crit. 2: 85. (1910) | A. Heller: Muhlenbergia 2: 210. (1906) |
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