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Jacaranda mimosifolia

D.Don (1822)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Lamiales Family: Bignoniaceae Genus: Jacaranda

jacaranda

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Description

Key Characters:

Growth Form: Trees 5–15 m tall.

Stems:

Roots:

Leaves: Leaves compound (bipinnate). Opposite. Blades with 13–31 pinnae, each with 13–41 sessile leaflets, these 0.3–1.2 cm long, 0.1–0.4 cm wide. Surfaces glabrous or slightly puberulent along the midrib and margins. Leaflet margins entire. Petiolate. Stipules absent.

Flowers: Flowers in open, terminal panicles, the branches puberulent. Flowers bisexual (perfect), usually large and showy. Calyx reduced, broadly campanulate, 5-toothed, the teeth ca. 1 mm long. Corolla purplish blue, the tube white withink 2.4–5.2 cm long, 0.7–1.2 cm wide at the mouth, pubescent externally and within at the level of the stamens. Fertile stamens 4, in 2 series, staminode 1, elongate, pubescent at apex; filaments attached to corolla tube, alternate with the lobes; anthers usually dithecal, opening by longitudinal slits. Ovary superior, 2-celled, placentation axile or in 1-celled ovary with 2 or 4 intruded parietal placentas; ovules numerous per cell, rarely 1, anatropous or hemitropous, often erect; style 1; stigma 2-lobed.

Fruit: Fruit usually a bivalved; dehiscent capsules; very often with a septum; rarely fleshy and indehiscent; an oblong to orbicular woody capsules strongly flattened at right angles to the septum. capsules drying reddish brown; compressed–orbicular; 3.2–5.8 cm long; apex often shallowly emarginate; base truncate to subcordate. Seeds flat; often winged; endosperm absent; rarely present and oily; 0.9–1.2 cm long; the wing ± surrounding the seed body.

Ploidy: 2n = 36; 66

Habitat: Naturalized in relatively dry to mesic areas.

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Only found in cultivation
O'ahu Only found in cultivation
Lana'i Potentially naturalizing
Maui Only found in cultivation
Hawai'i Naturalized

Dispersal Agents

Wind

Pollinators

Bibliography

Name Published In: Bot. Reg. 8: t. 631 (1822)

Other References

Wagner et al. 1990:387 (O, M, H); Staples & Herbst 2005:181 (KEY), 182 (DESCR); Oppenheimer 2008:24 (L)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Jacaranda mimosifolia Wahiawa Botanic Garden Preserved_Specimen An irregularly-crowned tree 8 m. tall in full sun. Flowers intermediate between lavendar and purple; odorless (morning). Lau, J. 2216 Oahu BISH 1986-04-07
2 Jacaranda mimosifolia Puuwaawaa HUMAN_OBSERVATION Friday, J.B. Hawaii 5/22/2019
3 Jacaranda mimosifolia Harold L. Lyon Arboretum. Mauka boundary. Lower lawn mauka Growing on side of Manoa Road. Preserved_Specimen Height 50 ft. 18 inch dbh. Nagata, K.M. 541 Oahu BISH 1969-06-25
4 Jacaranda mimosifolia Ualakaau, Nehoa St., Honolulu Preserved_Specimen Neal, M.C. Oahu BISH 1941-12-01
5 Jacaranda mimosifolia Honolulu, University of Hawaii Manoa Campus Preserved_Specimen Krajina, V.J. Oahu BISH 1962-05-01
6 Jacaranda mimosifolia Keaaku Gulch Forming thickets in alien, secondary forest. Preserved_Specimen Trees. Oppenheimer, H.L. 10709 Lanai BISH 2007-01-05
7 Jacaranda mimosifolia North Kona: Puuwaawaa, 3 miles west of Puuwaawaa Hill Dry a`a lava slopes. Preserved_Specimen Tree 10 m. high; flowers purplish-blue. Webster, G.L. 1886 Hawaii BISH 1948-06-21
8 Jacaranda mimosifolia North Kona: Puuwaawaa, 3 miles west of Puuwaawaa Hill Dry a`a lava slopes. Preserved_Specimen Tree 10 m. high; flowers purplish-blue. Webster, G.L. 1886 Hawaii BISH 1948-06-21
9 Jacaranda mimosifolia Harold L. Lyon Arboretum. Mauka boundary. Lower lawn mauka Growing on side of Manoa Road. Preserved_Specimen Height 50 ft. 18 inch dbh. Nagata, K.M. 541 Oahu BISH 1969-06-25
10 Jacaranda mimosifolia Koloa District. Kalaheo, National Tropical Botanical Garden, headquarters site. Area between BRC ad Crum cottage Cultivated Preserved_Specimen Tree 0f 20 feet; leaflets dark matte green above with sunken midvein, below glaucous grey-green; petiole and rachis reddish, at least on upper surface, inflorescence erect, flower lilac, buds darker. Flowers apparently not fragrant (9 am). Flynn, T.W. 9097 Kauai BISH 2020-06-02
11 Jacaranda mimosifolia Manuka Natural Area Reserve In an a'a lava flow. Preserved_Specimen 12' high. Lum, T. Hawaii BISH 1990-08-01
12 Jacaranda mimosifolia Puuwaawaa; border of Metrosideros forest near transect T27 border of Metrosideros forest Preserved_Specimen 25' tree, common invader of rangeland and paddock areas. Takeuchi, W.N. 5804 Hawaii BISH 1989-05-20
13 Jacaranda mimosifolia Puuwaawaa; border of Metrosideros forest near transect T27 Common invader of rangeland and paddock areas. Preserved_Specimen 25' tree. Takeuchi, W.N. 5804 Hawaii BISH 1989-05-20
14 Jacaranda mimosifolia Puuwaawaa Border of Metrosideros forest near transect T27. Preserved_Specimen 25 ft. tree, common invader of rangeland and paddock areas. Takeuchi, W.N. 5804 Hawaii BISH 1989-05-20
15 Jacaranda mimosifolia Along road commonly planted on lower slopes of Haleakala. Preserved_Specimen Small trees 6-8 m. tall with deep blue flowers. Iltis, H.H. 526 Maui BISH 1967-08-07
16 Jacaranda mimosifolia 8 miles SE of Pukalani Planted at roadside. Preserved_Specimen Small spreading tree 30 ft., 2 ft. diam. Little Jr., E.L. 31094 Maui BISH 1976-08-24
17 Jacaranda mimosifolia Along road commonly planted on lower slopes of Haleakala. Preserved_Specimen Small trees 6-8 m. tall with deep blue flowers. Iltis, H.H. 526 Maui BISH 1967-08-07
18 Jacaranda mimosifolia Keaaku Gulch Forming thickets in alien, secondary forest. Preserved_Specimen Trees. Oppenheimer, H.L. 10709 Lanai BISH 2007-01-05
19 Jacaranda mimosifolia South Kona District: at the Kealakekua Ranch Shopping Center on Hwy 160 near Captain Cook Flowering tree located at the back corner of the shopping center parking lot, at the edge of a grassy hillside. Preserved_Specimen Tree c 25 ft. tall, 18 inches dbh; foliage lacy; flowers purple-blue; frts flat pods, opening along margins; seeds papery and winged. Staples, G.W. 616 Hawaii BISH 1990-05-19
20 Jacaranda mimosifolia Nowewehi Street; Honolulu, Hawaii Preserved_Specimen empty seed cases Neal, M.C. Oahu BISH 1935-03-01
21 Jacaranda mimosifolia Honolulu, Government Nursery Grounds Preserved_Specimen Rock, J.F.C. 2544 Oahu BISH 1909-04-01
22 Jacaranda mimosifolia North Kona District: Land of Puuanahulu Puu Huluhulu Preserved_Specimen Naturalized tree with lavender flowers. Common. Herbst, D.R. 5476 Hawaii BISH 1975-09-23
23 Jacaranda mimosifolia Along Highway 37 near Ulupalakua Preserved_Specimen Tree with light brown, smooth bark, opposite leaves, and blue-violet flowers. Herbst, D.R. 781 Maui BISH 1967-12-14
24 Jacaranda mimosifolia North Kona District: Land of Puuanahulu Puu Huluhulu Preserved_Specimen Naturalized tree with lavender flowers. Common. Herbst, D.R. 5476 Hawaii BISH 1975-09-23
25 Jacaranda mimosifolia Waiahole, Water Reserve, project for reforesting by Oahu Sugar Co Preserved_Specimen No flowers or fruit. Saito, F. 5 Oahu BISH 1962-04-13
26 Jacaranda mimosifolia Honolulu, Hastings Street Preserved_Specimen Wilder, G.P. 467 Oahu BISH 1932-04-03
27 Jacaranda mimosifolia Honolulu, Manoa Valley, at the Forest Reserve boundary below the Arboretum Preserved_Specimen Many-branched tree, 15 m., flowers blue. Mäkinen, L. 66679 Oahu BISH 1966-04-23
28 Jacaranda mimosifolia Honolulu, St. Louis Heights Preserved_Specimen Ornamental. Sohmer, S.H. Oahu BISH 1969-01-01
29 Jacaranda mimosifolia Honolulu, Hastings Street Preserved_Specimen Wilder, G.P. 467 Oahu BISH 1932-04-03
30 Jacaranda mimosifolia unknown Preserved_Specimen Rock, J.F.C. 2574 BISH 1909-01-01
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