Plants of Hawaii Volcanoes National Park

Scientific Name Machaerina angustifolia (Gaud.) T. Koyama
Family Cyperaceae (Sedge family)

Other Names 'Uki
Status Indigenous
Distribution & Habitat New Guinea, the Society Islands, and Hawai'i; in Hawai'i occurring in wet forest and margins of bogs.

In the Park, it is found in the forests and woodlands near Kilauea Iki (Stone and Pratt 1994: 203).  It can also grow on lava and cinder fields.

Locations in this Guide Devil's Throat
General Appearance
This perennial plant is found in large clumps, sometimes growing as tall as four feet (Stone and Pratt 1994: 203).

It has short rhizomes (Wagner, et al. 1990: 1414).

Puhimau Hot Spot

Puhimau Hot Spot (Pit Crater area)

Puhimau Hot Spot (along highway)
Leaves
Long, stiff leaves that are one-half to one inch wide.
Flowers & Fruits
Dense clusters are found on long, shiny black or brown stalks (Stone and Pratt 1994: 203).

The inflorescences are large, compound panicles, 30 to 50 cm wide and 8 to 16 cm wide (Wagner, et al. 1990: 1414).

Puhimau Hot Spot (along highway)
The fruits are achenes that are yellowish-brown (Wagner, et al. 1990: 1414).
Phenology
Near Puhimau Hotspot Mature flowers. 6/10/01
     
Natural History
Conservation The flower stalks are used in lei making (Stone and Pratt 1994: 203).

Pigs eat it (Stone and Pratt 1994: 203).

Miscellaneous Photos
Other Notes

References
Links to Other Sites

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Last Updated: 08/05/03

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