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Selenicereus triangularis

(L.) D.R.Hunt (2017)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-CoreEudicot Order: Caryophyllales Family: Cactaceae Genus: Selenicereus

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Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Only found in cultivation

Island Status

Kaua'i Only found in cultivation
Maui Only found in cultivation

Dispersal Agents


Pollinators

Specimens

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Bibliography

Name Published In: Cactaceae Syst. Init. 36: 35 (2017)

Other References

Lorence et al. 1995:28 (NEWNAT/K, DESCR [as Hylocereus costaricensis]); Staples & Herbst 2005:214 (DESCR); Korotkova et al. 2017:25 (Syn. H. costaricensis = S. costaricensis); Faccenda, Arthur, et al. 2025:165 (S. costaricensis misapplied = Hylocereus trigonus, exclude from checklist, no evidence of nat.); POWO 2025 (Syn. H. trigonus = S. triangularis)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Selenicereus triangularis East Maui, Hana District, Wainapanapa State Park, between cabins 10 and 12 Lowland coastal wet forest w/Pandanus tectorius dominant, Scaevola understory, invaded by alien plants (Ardisia, Schinus, etc.). Preserved_Specimen Epiphytic, stems trigonous, margins undulate, at first deep green, glaucous with age. Post-anthesis flowers, tube scales light green w/red margins, corolla tube cream, lobes cream-white. Lorence, D.H. 7671 Maui BISH 1995-05-15
2 Selenicereus triangularis Waimea, Hanapepe, Moi Rd Preserved_Specimen Large sprawling shrub; stems dull yellowish-green to dull, darker green with irregular whitish mottling; spines single on younger stems, 2-4 on older stems; bracts pale green to yellowish-green with whitish-green speckles, margins dark maroonish-rd; outer tepals yellowish-green, tinged pink to dark pinkish-purple along margin and at apex, within bright yellow, tinged pinkish-purple along margin to apex; inner tepals tinged pink at base to pale yellow t apex; central tepals tinged pink at base becoming pure white at apex; stamens numerous, butter yellow; stigma pale greenish-yellow with 23 branches; style pale whitish-yellow; pericarp dark pinkish-red; seeds black, embedded in a brilliant pinkish-purple, sweet flavoured flesh. Flynn, T.W. 3571 Kauai BISH 1989-10-18
3 Selenicereus triangularis Koloa, Lawai Valley, Allerton Gardens, Lawai Kai, behind Allerton Guest House Preserved_Specimen stems climbing and sprawling over rocks, dark green, trigonous. Bracts on hypanthium green towards base, reddish towards apex, corolla lobes pure white, flushed with pink towards base, stamens and style pale yellow. Night-flowering, flowers erect, drooping in morning with faint, sweet-musky odor. Fruit uncommon, bright pink-red, scales green-tipped, pulp white, seeds black. Lorence, D.H. 6614 Kauai BISH 1990-09-27
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