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Spartium junceum

L. (1753)

This name is accepted

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

spanish broom

Description

Key Characters:

Growth Form: Shrubs up to 3 m tall.

Stems: Young stems green, flexible, cylindrical, longitudinally striate, compressable, medullate, glabrous.

Roots:

Leaves: Leaves simple, few, caducous, scale-like but green. Alternate. Blades oblong–linear to lanceolate, 1–3 cm long, 0.2–0.5 cm wide. Surfaces green. Leaflet margins entire. Subsessile. Stipules absent.

Flowers: Flowers numerous in terminal racemes. Flowers papilionaceous, pedicellate. Pedicels with a small caducous bract at base and 2 bracteoles at apex. Calyx spathaceous, split along upper side, minutely 5-toothed. Corolla yellow, 20–25 mm long, wing petals distinct, shorter than keel, keel obtuse, curved upward. Stamens 10, connate into a tube; anthers with a tuft of hairs at base. Ovary superior; ovules numerous.

Fruit: Pods straight; linear; 4–10 cm long; 0.5–0.8 cm wide; pubescent when young; dehiscent; subseptate between the seeds. Seeds 10–18; black; ellipsoid; transversely arranged; 5–7 mm long; 3–4 mm wide with a collar-like rim–aril.

Ploidy: 2n = 48; 52; 54

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Possibly extirpated

Island Status

Kaua'i Possibly extirpated

Dispersal Agents

Water/Ocean
Other Animals

Pollinators

Specimens

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Notes

  • 8-10 m
  • Description digitized by Alyssa Larson
  • Description digitized from the Manual of the Flowering Plants of Hawaii

Bibliography

Name Published In: Sp. Pl.: 708 (1753)

Other References

Wagner et al. 1990:707 (K)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Spartium junceum L. kokee, along roadside PRESERVED_SPECIMEN uehara, s. collector number: s.n. Kauai BISH 2/11/1956
2 Spartium junceum L. Puu Ka Pele area. Along road to Faye Boy Scout Camp PRESERVED_SPECIMEN Herbst, D.R. 2411 Kauai BISH 5/18/1972
3 Spartium junceum L. Kokee, along roadside PRESERVED_SPECIMEN Uehara, S. s.n. Kauai BISH 2/11/1956
4 Spartium junceum L. puu ka pele area. along road to faye boy scout camp PRESERVED_SPECIMEN herbst, d.r. collector number: 2411 Kauai BISH 5/18/1972
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