Regularity: Regularly occurring
Global Range: Valier (1995) indicates "ssp decompositum" as endemic to the Hawaiian Islands.
Comments: Data for P. aquilinum ssp. decompositum in Valier (1995) indicates terrestrial, in open areas or light shade, on barren lava fields and dry, rocky roadsides, 170-3050m.
National NatureServe Conservation Status
Rounded National Status Rank: NNR - Unranked
NatureServe Conservation Status
Rounded Global Status Rank: T3 - Vulnerable
Reasons: Pteridium aquilinum var decompositum is an endemic variety found in all the Hawaiian islands. It is common in mesic to wet shrublands, grasslands, and forests and in some dry subalpine areas from 300-2700 m. (Palmer, 2003)
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