CPC Plant Profile: `Ohe Mauka
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Plant Profile

`Ohe Mauka (Polyscias oahuensis)

Flower buds or fruit, round & smooth with burgundy tips, on tree Photo Credit: Waimea
  • Global Rank: G3 - Vulnerable
  • Legal Status: N/A
  • Family: Araliaceae
  • State: HI
  • Nature Serve ID: 136425
  • Date Inducted in National Collection: 05/28/1986

The most variable species of this endemic genus, Tetraplasandra oahuensis has large pinnate compound leaves with 7 to 15 leaflets, the lowest opposite pair usually smaller than the rest. Leaf surfaces are dull. The petiole is about the same length as the rachis. Sap is clear. The black to purple fruits are presented on umbels for bird dispersal.

Participating Institutions
Nature Serve Biotics
  • 05/02/2017

David Orr
  • 01/01/2010

Habitat destruction. Weed competition

David Orr
  • 01/01/2010

None known.

David Orr
  • 01/01/2010

Seed storage protocols. Much taxonomic research is needed.


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Taxon Polyscias oahuensis
Authority (A. Gray) Lowry & G.M. Plunkett
Family Araliaceae
CPC Number 13631
ITIS 822367
Common Names Ohe mauka
Associated Scientific Names Tetraplasandra oahuensis | Polyscias oahuensis
Distribution On all main islands except Ni`ihau and Kaho`olawe (Wagner et al. 1999).
State Rank
State State Rank
Hawaii S3

Mesic to wet forest, 240-1,520 meters elevation (Wagner et al 1999).

Ecological Relationships

Common Name Name in Text Association Type Source InteractionID

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