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Hoya australis

R.Br. ex J.Traill (1830)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Gentianales Family: Apocynaceae Genus: Hoya

star flower, wax flower

Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

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

Dispersal Agents

Water/Ocean
Wind

Pollinators

Specimens

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Bibliography

Name Published In: Trans. Hort. Soc. London 7: 28 (1830)

Other References

Lorence & Flynn 1999:3 (NEWNAT/EM, DESCR); Staples & Herbst 2005:142 (KEY, DESCR); Faccenda, Arthur, et al. 2025:155 (H)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Hoya australis Honolulu, 1911 Keeaumoku St Preserved_Specimen Neal, M.C. Oahu BISH 1930-09-22
2 Hoya australis Honolulu, Nuuanu area, 2616 Pali Hwy Preserved_Specimen Vine several meters long growing on an arbor in full sun. Corolla is white to cream, with purple near the center. Flower moderately fragrant (morning). Lau, J. 1629 Oahu BISH 1985-11-16
3 Hoya australis East Maui, Hana District, Wakiu, SE of Waianapanapa State Park, near the coastal trail Plants observed from Kauiki to Nahiku. Other vines nearby observed climbing Casuarina trees. Preserved_Specimen Vine. Oppenheimer, H.L. 69903 Maui BISH 1999-06-12
4 Hoya australis East Maui, Hana District, Waianapanapa State Park, along trail heading toward Hana Airport On aa substrate fronting Pandanus forest, growing with Fimbristylis cymosa, Scaevola taccada, Pluchea carolinensis, Morinda citrifolia, Cocculus orbiculatus, Cyperus polystachyos, Ischaemum byrone. Preserved_Specimen Naturalizing vine. Imada, C. 200297 Maui BISH 2002-11-20
5 Hoya australis Hana Bay. Rocky coastline with red cinder substrate along point to east end of bay Coastal. Casuarina and Scaevola taccada dominant. Preserved_Specimen Vine growing densely over Schefflera actinophylla saplings in understory. White, mildl frragrant flowers, milky sap. Trauernicht, C. 408 Maui BISH 2008-03-04
6 Hoya australis Moanalua Valley, 360 m. ma kai of Moanalua District Park In twining climbing into canopy and also in shady understory. Dry, disturbed forest associated species Ochna thomasoniana & serrulata, Chrysophyllum oliviform, Filiciun decipiens, Szyzygium cuminii, Psidium catleyanum, Passiflora suberosa, Microsorum grossum Preserved_Specimen Leaves pubescent when young, becoming glabrous with age, coriaceous-succulent. Producing milky sap Arthur, K. 74 Oahu BISH 2025-02-28
7 Hoya australis East Maui, Hana District, Along Waikoloa Rd. S. of Hana Refuse Station Secondary vegetation of Leucaena Ieucocephala, Casuarina equisetifolia, and Trema orientalis, 10m elevation. Preserved_Specimen Vine climbing in Casuarina trees, latex milky white; leaves thick, succulent, green, secondary veins impressed above. Corolla lobes cream w/purple spots at base, corona white, sweetly fragrant (4 pm). Abundantly naturalized in vicinity. Lorence, D.H. 8325 Maui BISH 1998-05-07
8 Hoya australis Kumukahi lighthouse Road, Kapoho, Puna. UTM 2158113N, 307832E. Growing with Casuarina equisetifolia, Clusia rosea. Preserved_Specimen Stout vine with white flowers and long, spear shaped fruits. Parker, J. 156 Hawaii BISH 2011-06-20
9 Hoya australis Koloa Dist.; upper Kalaheo, John Townsend's fruit orchard at 4875 Kikala Road Preserved_Specimen Perennial vine, stems twining, 2 cm. at base, latex white; leaves fleshy, suborbicular. Flowers sweet-fragrant on pink pedicels, corolla bowl-shaped, white with purple spots at base of lobes, corona white. Pods green. Lorence, D.H. 7970 Kauai BISH 1997-04-16
10 Hoya australis Honolulu, 1911 Keeaumoku St Preserved_Specimen (From same vine as fls.) Neal, M.C. Oahu BISH 1922-04-18
11 Hoya australis U.H. Campus, St. John Hall Preserved_Specimen Vine stem with stems many meters long climbing on a trellis in partial shade. Corollas white. coronas reddish purple. Lau, J. 2068 Oahu BISH 1986-02-25
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