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Lupinus × hybridus

Lem. (1858)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Fabales Family: Fabaceae Genus: Lupinus

lupine

Description

Key Characters:

Growth Form: Clump–forming, erect perennial herbs up to 50 cm tall.

Stems: Stems somewhat woody, pubescent, the hairs appressed and some spreading.

Roots:

Leaves: Leaves compound. Alternate. Leaflets 5–9 narrowly elliptic to elliptic–oblanceolate, apiculate, 1.3–7 cm long, 0.4–1.5 cm wide. Upper surfaces glabrous or pubescent; lower surfaces appressed pubescent with long hairs. Leaflet margins entire. Petiolate. Stipules adnate to base of petiole.

Flowers: Flowers ca. 15 mm long, in racemes up to 30 cm long. Flowers papilionaceous; pedicels ca. 6 mm long. Calyx bilabiate, 6.5 mm long, both lips subentire. Corolla lilac with white and yellow markings, standard short–clawed, keel beaked, the keel white with an indigo tip. Stamens 10, connate into a tube; anthers alternately long and short. Ovary superior, sessile.

Fruit: Pods linear–oblong; slightly falcate; 6–8 cm long; 0.8–1.2 cm wide; obliquely grooved between the seeds. Seeds ca. 10; ellipsoid; slightly laterally compressed; 7–10 mm long; 5–7 mm wide; brown pubescent; hilum small and sunken.

Ploidy: 2n = 48

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Extirpated

Island Status

Hawai'i Potentially naturalizing

Dispersal Agents


Pollinators

Notes

  • Description digitized by Tiffany Flood
  • Description digitized from the Manual of the Flowering Plants of Hawaii
  • in Hawai'i known from a single naturalized collection from Volcano, Hawai'i, made in 1984 (K. Nagata 2956, HLA, US).

Bibliography

Name Published In: Ill. Hort. 5: t. 163 (1858)

Other References

Wagner et al. 1990:682 (H [single spm., Kīlauea Military Camp, 1964]); Note: assumed unstabilized hybrid

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Lupinus × hybridus Kilauea. Just above Kilauea Military Camp Established along road. Preserved_Specimen Flowers light-blue, standard w/white patch in center. Fosberg, F.R. 45157 Hawaii BISH 1964-03-15
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