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Desmanthus virgatus

(L.) Willd. (1806)

This name is accepted

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

Description

Key Characters:

Growth Form: Subshrubs up to 2 m tall.

Stems: Stems sparingly branched or unbranched.

Roots:

Leaves: Leaves compound. Alternate. Leaves with (1)2–7 pairs of pinnae, with a red nectary between the lowermost pair, leaflets small, opposite, linear 10–25 pairs per pinna, 4–9 mm long, 7–2 mm wide. Leaflet margins entire. Petiolate. Stipules small, subulate, 2.5–6 mm long, persistent.

Flowers: Flowers ca. 2 mm long, 6–8 in heads ca. 4 mm in diameter (excl. stamens). Flowers mimosaceous, bisexual (perfect), sometimes those in lower part of inflorescence staminate or neutral, these without petals but with staminodes, each one minute. Calyx campanulate, shortly 5-lobed. Petals white, ca. 4 mm long. Stamens (6–)10, ca. 5 mm long; filaments distinct, exserted. Ovary superior; ovules numerous.

Fruit: Pods usually 2–4 forming per head; linear; 5–9 cm long; 0.3–0.4 cm wide; flattened; dehiscent. Seeds 20–30; grayish brown; ovoid to polygonous; 2–3 mm long; 1.5–2 mm in diameter; ovoid; compressed.

Ploidy: 2n = 28

Habitat: Dry; open; disturbed areas.

Elevation Range: 0–215 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Only found in cultivation

Island Status

Dispersal Agents


Pollinators

Notes

  • Description digitized by Dylan Charter
  • Description digitized from the Manual of the Flowering Plants of Hawaii
  • First eollected on O'ahu in l9l2 (Forbes I 73 9. O, BISH).-Plate 9 I.

Bibliography

Name Published In: Sp. Pl., ed. 4, 4: 1047 (1806)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Desmanthus virgatus (L.) Willd. laie. PRESERVED_SPECIMEN ray j. davis 7296 IDS 2/19/1968
2 Desmanthus virgatus (L.) Willd. Honolulu PRESERVED_SPECIMEN Otto Degener & Valentin Arlantico Oahu HAPI 2/19/1938
3 Desmanthus virgatus (L.) Willd. No locality information available PRESERVED_SPECIMEN Otto Degener & Valentin Arlantico LD 2/19/1938
4 Desmanthus virgatus (L.) Willd. laie. Roadside. PRESERVED_SPECIMEN ray j. davis 7276 IDS 2/16/1968
5 Desmanthus virgatus (L.) Willd. Central-western part of island below Lua Kealialalo PRESERVED_SPECIMEN Vladimir J. Krajina 620128118 kahoolawe HAPI 1/28/1962
6 Desmanthus virgatus (L.) Willd. no locality information available PRESERVED_SPECIMEN otto degener & valentin arlantico LD 2/19/1938
7 Desmanthus virgatus (L.) Willd. Oahu Is., koko head PRESERVED_SPECIMEN Vladimir J. Krajina 620128118 UBC 1/28/1962
8 Desmanthus virgatus (L.) Willd. waimea bay, oahu, hawaii. Mixed montane mesic forest, on open exposed walls of valley PRESERVED_SPECIMEN otto degener; valentin arlantico 11883 Kauai US 2/19/1938
9 Desmanthus virgatus (L.) Willd. laie. PRESERVED_SPECIMEN ray j. davis 7296 IDS 2/19/1968
10 Desmanthus virgatus (L.) Willd. Honolulu PRESERVED_SPECIMEN Otto Degener & Valentin Arlantico Oahu HAPI 2/19/1938
11 Desmanthus virgatus (L.) Willd. No locality information available PRESERVED_SPECIMEN Otto Degener & Valentin Arlantico LD 2/19/1938
12 Desmanthus virgatus (L.) Willd. laie. Roadside. PRESERVED_SPECIMEN ray j. davis 7276 IDS 2/16/1968
13 Desmanthus virgatus (L.) Willd. Central-western part of island below Lua Kealialalo PRESERVED_SPECIMEN Vladimir J. Krajina 620128118 kahoolawe HAPI 1/28/1962
14 Desmanthus virgatus (L.) Willd. no locality information available PRESERVED_SPECIMEN otto degener & valentin arlantico LD 2/19/1938
15 Desmanthus virgatus (L.) Willd. Oahu Is., koko head PRESERVED_SPECIMEN Vladimir J. Krajina 620128118 UBC 1/28/1962
16 Desmanthus virgatus (L.) Willd. waimea bay, oahu, hawaii. Mixed montane mesic forest, on open exposed walls of valley PRESERVED_SPECIMEN otto degener; valentin arlantico 11883 Kauai US 2/19/1938
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