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Grevillea banksii

R.Br. (1810)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Proteopsida Order: Proteales Family: Proteaceae Genus: Grevillea

kāhili flower [kahili flower], lau‘au kepani (Ni‘ihau via St. John), okapua‘ula‘ula

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Description

Key Characters:

Growth Form: Slender trees 2–8 m tall with a lax crown.

Stems: Branches softly tomentose.

Roots:

Leaves: Leaves simple. Alternate. Blades deeply pinnatifid into 3–11 segments, these linear to oblong–lanceolate. Upper surfaces glabrous; lower surfaces densely brownish silky; blade coriaceous. Margins recurved. Petiolate. Stipules absent.

Flowers: Flowers paired, in terminal, erect, secund racemes 5–10 cm long, pedicels (4–)6–9(–10) mm long, tomentose, bracts minute. Flowers bisexual (perfect), protandrous. Calyx red, yellowish, nearly white, or occasionally greenish, splitting at first by a single slit, tomentose externally, glabrous within, the tube 13–20 mm long. Stamens 4; anthers ovate, sessile at base of limb (in the concave upper part of calyx), dithecal, opening by longitudinal slits. Ovary superior, sessile, 1-carpellate, densely villous, placentation along the margin of the carpel; ovules 2, anatropous, laterally attached near middle of cell; style 1, filiform, glabrous, ca. 2.5 cm long at anthesis, elongating up to 5 cm long during and after anthesis.

Fruit: Follicles obliquely ovoid; 1.5–2.5 cm long; densely villous; capped by persistent style. Seeds narrowly winged; compressed; endosperm absent.

Ploidy: 2n = 20

Habitat: Disturbed; dry to wet forest.

Elevation Range: 75–400 m.

Historical Distribution

Images

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Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

Ni'ihau(Incl. Lehua) Naturalized
Kaua'i Naturalized
O'ahu Naturalized
Molokai Naturalized
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents

Wind
Forestry

Pollinators

Bibliography

Name Published In: Trans. Linn. Soc. London 10: 176 (1810)

Other References

Wagner et al. 1990:1086 (Ni, K, O, Mo, M, H); Staples & Herbst 2005:468 (DESCR)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Grevillea banksii Hwy 11, about 20 mi S from Volcano Pastures and roadside Preserved_Specimen Faccenda, K. 2267 Hawaii BISH 2022-03-02
2 Grevillea banksii West Maui, 4 mi. SE of Kahakuloa along Hwy 33 dry hillside Preserved_Specimen Henrickson, J.S. 3868 Maui BISH 1969-07-13
3 Grevillea banksii HAVO, Highway 11, 44-45 mile marker, Kau District. Along the highway, dry open disturbed habitat, mixed with other non-native species. Preserved_Specimen Bio, K.F. 1002001 Hawaii BISH 2001-05-29
4 Grevillea banksii Mokouia Valley S ridge of dry upper slopes Preserved_Specimen St.John, H. 22814 Niihau BISH 1947-08-15
5 Grevillea banksii ~5 mi E of Kilauea, North low hilly ground Preserved_Specimen Fosberg, F.R. 56697 Kauai BISH 1977-03-12
6 Grevillea banksii West Maui, between Waihee and Kahakuloa roadside Preserved_Specimen Neal, M.C. Maui BISH 1933-08-16
7 Grevillea banksii Moloaa pasture Preserved_Specimen Herbst, D.R. 1069 Kauai BISH 1968-04-21
8 Grevillea banksii SE ridge of Iao Valley forest reserve Preserved_Specimen Degener, O. 17120 Maui BISH 1939-07-28
9 Grevillea banksii Near Laupahoehoe Planted as shade along main road. Preserved_Specimen Degener, O. 8715 Hawaii BISH 1930-01-20
10 Grevillea banksii Keekeeia Ulupalakua rain forest. Steep stone cliffs with Psidium guajava Preserved_Specimen Woolford, H.A. 78 Maui BISH 1955-12-08
11 Grevillea banksii Moloaa pasture Preserved_Specimen Herbst, D.R. 1069 Kauai BISH 1968-04-21
12 Grevillea banksii Keekeeia Ulupalakua rain forest. Steep stone cliffs with Psidium guajava Preserved_Specimen Woolford, H.A. 78 Maui BISH 1955-12-08
13 Grevillea banksii Moloaa pasture Preserved_Specimen Herbst, D.R. 1069 Kauai BISH 1968-04-21
14 Grevillea banksii along main highway between Anahole and Kilauea Preserved_Specimen Corn, C. 825 Kauai BISH 1982-04-30
15 Grevillea banksii Manoa Valley dry slope Preserved_Specimen Zschokke, T.C. 20 Oahu BISH 1927-04-28
16 Grevillea banksii ALong main highway between Anahole and Kilauea Well established groove of trees. Preserved_Specimen Corn, C. 825 Kauai BISH 1982-04-30
17 Grevillea banksii Manoa Valley dry slope Preserved_Specimen Zschokke, T.C. 21 Oahu BISH 1927-04-28
18 Grevillea banksii Kahanui, E of jct. of road to Maalehu and Hwy 47 Preserved_Specimen Herbst, D.R. 5753 Molokai BISH 1976-03-11
19 Grevillea banksii near Waipahee Preserved_Specimen Little Jr., E.L. 31180 Kauai BISH 1976-09-02
20 Grevillea banksii Manoa Valley Preserved_Specimen Degener, O. 4081 Oahu BISH 1931-11-01
21 Grevillea banksii Kahanui, E of jct. of road to Maalehu and Hwy 47 Preserved_Specimen Herbst, D.R. 5753 Molokai BISH 1976-03-11
22 Grevillea banksii Near Catholic Church yard back of Waimea Preserved_Specimen Rock, J.F.C. Hawaii BISH 1909-07-09
23 Grevillea banksii unknown Preserved_Specimen Rock, J.F.C. BISH
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