Argyroxiphium sandwicense ssp. macrocephalum - Earth.com
12-22-2016

Argyroxiphium sandwicense ssp. macrocephalum

Argyroxiphium sandwicense ssp. macrocephalum NatureServe Explorer Species Reports — NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.

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Argyroxiphium sandwicense subsp. macrocephalum, the east Maui silversword or Haleakala silversword, is a rare plant, part of the daisy family Asteraceae. The silversword in general is referred to as ʻāhinahina in Hawaiian. (Argyroxiphium sandwicense ssp. macrocephalum) is a single-stemmed shrub of the aster family. Its rosette of narrow, sword-shaped leaves has a dense mat of silky, silvery hairs. The narrow, branched, flowering stalk is elliptic to lanceolate in outline, 9-31 in (22.9-78.7 cm) wide and 2.3-4.9 ft (0.7-1.5 m) long. Argyroxiphium sandwicense, the Hawaiʻi silversword, or hinahina is a species of silversword. It is endemic to Hawaii. The two subspecies are separated by geography. Both subspecies are rare, threatened and federally protected.
• Haleakala silversword (A. sandwicense subsp. macrocephalum) is found on the mountain Haleakalā on the island of Maui at elevations above 2,100 m (6,900 ft). It is a federally listed threatened specie

Detailed information
Full Name: `Ahinahina (Argyroxiphium sandwicense ssp. macrocephalum)
Where found: Wherever found
Critical Habitat:N/A
Species Group:Flowering Plants
Current listing status
Status Date Listed Lead Region Where Listed
Threatened 05/15/1992 Pacific Region (Region 1) Wherever found
  • States/US Territories in which the `Ahinahina, Wherever found is known to or is believed to occur: Hawaii
  • US Counties in which the `Ahinahina, Wherever found is known to or is believed to occur: View All
Federal register documents
Date
Citation Page
Title
03/30/2016 81 FR 17789 18110 Designation and Nondesignation of Critical Habitat on Molokai, Lanai, Maui, and Kahoolawe for 135 Species; Final Rule
02/12/2016 81 FR 7571 Endangered and Threatened Wildlife and Plants; Initiation of 5-Year Status Reviews of 76 Species in Hawaii, Oregon, Washington, Montana, and Idaho
06/11/2012 77 FR 34464 34775 Listing 38 Species on Molokai, Lanai, and Maui as Endangered and Designating Critical Habitat on Molokai, Lanai, Maui, and Kahoolawe for 135 Species
03/16/2009 74 FR 11130 11133 Initiation of 5-Year Reviews of 103 Species in Hawaii
05/14/2003 68 FR 25934 25982 Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for 60 Plant Species from the Islands of Maui and Kahoolawe, HI (1 of 5)
05/14/2003 68 FR 26083 26132 Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for 60 Plant Species from the Islands of Maui and Kahoolawe, HI (4 of 5)
05/14/2003 68 FR 26033 26082 Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for 60 Plant Species from the Islands of Maui and Kahoolawe, HI (3 of 5)
05/14/2003 68 FR 25983 26032 Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for 60 Plant Species from the Islands of Maui and Kahoolawe, HI (2 of 5)
05/14/2003 68 FR 26133 26165 Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for 60 Plant Species from the Islands of Maui and Kahoolawe, HI (5 of 5)
03/18/2003 68 FR 12982 13141 Endangered and threatened wildlife and plants; final designations and nondesignations of critical habitat for 42 plant species from the island of Molokai, HI; final rule
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