Hoita strobilina

(Hooker & Arnott) Rydberg in N. L. Britton et al.

N. Amer. Fl. 24: 11. 1919.

Common names: Loma prieta
EndemicConservation concern
Basionym: Psoralea strobilina Hooker & Arnott Bot. Beechey Voy., 332, plate 80. 1838
Treatment appears in FNA Volume 11.

Stems erect, to 100 cm; caudex woody; proximalmost nodes without leaves or cataphylls. Leaves: stipules erect to reflexed, falcately lanceolate to caudate-elliptic, 7–16 mm, glandular, pubescent; petiole 6–13.5 cm; leaflet blades usually orbiculate or oblate, rarely ovate or lanceolate, 45–80 × 32–75 mm, base cordate or rounded, apex acute, surfaces pale and eglandular abaxially, dark brown to black-glandular and strigose adaxially. Peduncles 4.5–6.5 cm. Inflorescences long-ellipsoid, nodes 5–12, flowers 2 or 3 per node; rachis 33–60 mm. Flowers: calyx 13–17 mm, dark brown- to black-glandular, hirsute to villose; corolla purple, banner base greenish, 12–13 × 7.5–9 mm; stamens 8.5–10.5 mm. Legumes 9.5–10.5 × 5.5–6 mm, short-hairy. Seeds dark red-brown, reniform-ellipsoid, 6–7 × 4–5 mm.


Phenology: Flowering Jun–Aug.
Habitat: Woody slopes, usually on serpentine soils.
Elevation: 100–900 m.

Distribution

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Calif.

Discussion

Hoita strobilina is known from Alameda, San Mateo, Santa Clara, and Santa Cruz counties.

Selected References

None.

Lower Taxa

None.
... more about "Hoita strobilina"
Martin F. Wojciechowski +
- Hooker & Arnott Rydberg in N. L. Britton et al. +
Psoralea strobilina +
Loma prieta +
100–900 m. +
Woody slopes, usually on serpentine soils. +
Flowering Jun–Aug. +
N. Amer. Fl. +
Endemic +  and Conservation concern +
Papilionoideae de +
Hoita strobilina +
species +