Lupinus tracyi |
Lupinus tidestromii |
|
---|---|---|
Tracy's lupine |
clover lupine, Tidestrom's lupine |
|
Habit | Herbs, perennial, 4–7 dm, glabrous, glaucous. | Herbs, perennial, 1–3 dm, white-shaggy-hairy; sometimes weakly rhizomatous. |
Stems | solitary, erect, slender, usually unbranched. |
± prostrate, branched, weak. |
Leaves | cauline; stipules 7–9 mm; petiole to 1 cm; leaflets 6 or 7, blades 10–40 × 4–10 mm, adaxial surface glabrous. |
cauline; stipules 8–12 mm; petiole 1–3 cm; leaflets 3–5, blades 5–20 × 2–5 mm, adaxial surface sericeous. |
Racemes | 4–16 cm; flowers ± whorled or not. |
open, 2–10 cm; flowers whorled. |
Peduncles | 2–6 cm; bracts deciduous, 8–10 mm. |
4–8 cm; bracts deciduous, 4–5 mm. |
Pedicels | 5–6 mm. |
3–5 mm. |
Flowers | 8–10(–12) mm; calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 3–5 mm, adaxial lobe 2-toothed, 3–8 mm; corolla whitish to dull blue (at least in bud), often fading to pale yellow, banner glabrous abaxially, keel glabrous, tip sometimes exserted. |
11–13 mm; calyx 5–6 mm, bulge or spur 0–1 mm, abaxial lobe entire or notched, adaxial lobe deeply notched; corolla light blue to lavender, banner patch white to yellow turning violet, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate claw to tip. |
Legumes | 1.5–2.5 cm, white-hairy, dark when dry. |
2–3 cm, shaggy. |
Cotyledons | deciduous, petiolate. |
deciduous, petiolate. |
Seeds | 3 or 4, 4–5 mm. |
5–8, tan, mottled brown, 3–4 mm. |
Lupinus tracyi |
Lupinus tidestromii |
|
Phenology | Flowering (May–)Jun–Jul. | Flowering Apr–Jun. |
Habitat | Dry, open montane forests. | Dunes, beaches. |
Elevation | 800–2500 m. (2600–8200 ft.) | 0–100 m. (0–300 ft.) |
Distribution |
CA; OR
|
CA
|
Discussion | Lupinus tracyi is known from the Klamath Ranges of northern California and adjacent areas in southern Oregon. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Lupinus tidestromii is known from coastal areas of Marin, Monterey, and Sonoma counties. Shaggier plants from the northern North Coast geographic region of California have been called var. layneae, commonly known as the Point Reyes lupine. (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. layneae, L. littoralis var. layneae, L. tidestromii var. layneae | |
Name authority | Eastwood: Leafl. W. Bot. 2: 268. (1940) | Greene: Erythea 3: 17. (1895) |
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