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Passiflora bicornis

Mill. (1768)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Malpighiales Family: Passifloraceae Genus: Passiflora

two-lobed passionflower

Description

Key Characters:

Growth Form: Herbaceous vines.

Stems:

Roots:

Leaves: Leaves simple. Alternate. Blades conspicuously wider than long, somewhat reniform to 2–lobed sometimes 'U' shaped, 1.5–5 cm long, 4–9 cm wide. Surfaces glabrous, with orbicular laminar nectaries ca. 1 mm in diameter between main veins on lower surface. Margins entire to crenulate. Veins conspicuously reticulate. Petiolate. Stipules setaceous, 3–8 mm long, deciduous.

Flowers: Flowers paired. Flowers bisexual (perfect), actinomorphic, campanulate, 3–4 cm in diameter. Hypanthium 0.2–0.4 cm long; corona yellow, banded with purple, filamentous, 1–1.5 cm long. Calyx of 5 sepals, bluish white. Corolla of 5 petals, alternate with the sepals, bluish white. Stamens 5(–8), on an androgynophore; anthers dithecal, versatile, opening by longitudinal slits. Ovary superior, stipitate, placentation parietal; ovules anatropous.

Fruit: Berries purple at maturity; globose; 1–1.5 cm in diameter. Seeds numerous; Seed coat reticulate; with an aromatic; succulent; edible aril; embryo embedded in copious oily; soft fleshy endosperm.

Ploidy: 2n = 12*

Habitat: Abandoned lots and sugar cane fields.

Elevation Range: ca. 135 m.

Historical Distribution

Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Naturalized
Hawai'i Naturalized

Dispersal Agents


Pollinators

Notes

  • Description digitized by Dylan Charter
  • Description digitized from the Manual of the Flowering Plants of Hawaii
  • First collected on Hawai'i in 1926 (Degener 7107, BISH).

Bibliography

Name Published In: Gard. Dict. ed. 8: n.º 13 (1768)

Other References

Wagner et al. 1990:1012 (O, H [as P. pulchella]); Staples & Herbst 2005:450 (KEY); MacDougal 2004:444 (Syn. P. pulchella = P. bicornis); Pearsall s.n. BISH 61452 (O†, 1948)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Passiflora bicornis N.Kohala, Kealahewa Preserved_Specimen Herbst, D.R. 5619 Hawaii BISH 1976-01-19
2 Passiflora bicornis N.Kohala, end of Akone Puli Hwy. at Pololu Valley Lookout Preserved_Specimen Wagner, W.L. 5565 Hawaii BISH 1985-06-24
3 Passiflora bicornis N.Kohala, Kealahewa Preserved_Specimen Herbst, D.R. 5619 Hawaii BISH 1976-01-19
4 Passiflora bicornis Honolulu, 50 N Vineyard St., HSPA nursery on tree Preserved_Specimen Harris, J.A. 242272 Oahu BISH 1924-10-02
5 Passiflora bicornis Oahu Preserved_Specimen Pearsall, G.A. Oahu BISH 1948-01-01
6 Passiflora bicornis Kohala, near Niulii on fence on side of main road Preserved_Specimen Degener, O. 7107 Hawaii BISH 1926-08-01
7 Passiflora bicornis Pololu Valley Climbing on guava and christmas berry trees. Growing along trail on western side of valley, which climbs up from the beach. Preserved_Specimen Anderson, S.J. 401 Hawaii BISH 1980-08-10
8 Passiflora bicornis Pololu valley Growing alonf trail on western side of valley which climbs up from the beach. Preserved_Specimen Anderson, S.J. 401 Hawaii BISH 1980-08-10
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