SafePlants

Molokai Peperomia (Peperomia alternifolia)

The Molokai Peperomia, scientifically known as Peperomia alternifolia, is a fascinating plant native to certain Hawaiian Islands. It's a member of the Piperaceae family and is also referred to as 'ala'ala wai nui (Peperomia spp.).

Taxonomy and Nomenclature

• Scientific Name: Peperomia alternifolia Yuncker
• Common Name: Molokai Peperomia
• Family: Piperaceae
• Kingdom: Plantae
• Taxonomic Rank: Species
• Synonyms: While not explicitly stated as a synonym, the name 'ala'ala wai nui' is used for Peperomia species and might be considered a vernacular synonym.
• Nomenclatural Reference: Bull. Bernice P. Bishop Mus. 112: 24. 1933.

Distribution and Habitat

Peperomia alternifolia has a restricted range and is considered imperiled. It's primarily found on the Hawaiian islands of Molokai, Lanai, and West Maui. The plant favors mesic environments.

• Specific locations mentioned include:
  • Molokai (Halawa Valley, Kahuaha forest, Mapulehu Valley, Kawela Gulch)
  • Lanai
  • West Maui

Morphological Characteristics and Growth Habit

The Molokai Peperomia is classified as a forb/herb, meaning it's a non-woody plant that is not a grass.

Ecological Role

The text suggests Peperomia alternifolia plays a role in native Hawaiian ecosystems, often found alongside other native plants like ferns and the silvery pa`iniu (Astelia menziesiana).

Interactions with Other Organisms

The plant is mentioned in the context of its fruit being collected alongside other native species, indicating a role in supporting local ecosystems. Also found near other peperomia varieties in Hawaii.

Further Information

Additional information and images can be found at:

• Discover Life: Discover Life
• Plants of Hawaii: Images and information available from Forest and Kim Starr.
• British Database of World Flora and Fauna
• Kalaupapa HNP herbarium voucher HEAR home: http://www.hear.org/molokai/kalaupapa/herbarium/vouchers/