Argyroxiphium sandwicense subsp. macrocephalum x Dubautia menziesii

Argyroxiphium sandwicense subsp. macrocephalum x Dubautia menziesii, commonly known as the Dubautia-silversword, is a hybrid species of silversword plant in the family Asteraceae, and is a part of the silversword alliance.^[1] The hybrid was formed between Argyroxiphium sandwicense subsp. macrocephalum and Dubautia menziesii, which are both species of plant native to the Haleakalā Shield Volcano, Maui, primarily in the Haleakalā Crater,^[2] that grow in alpine and subalpine zones.^[3][4]

Argyroxiphium sandwicense subsp. macrocephalum x Dubautia menziesii
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Tribe:	Madieae
Subtribe:	Madiinae
Genus:	Argyroxiphium x Dubautia
Species:	A. sandwicense subsp. macrocephalum x D. menziesii
Binomial name
Argyroxiphium sandwicense subsp. macrocephalum x Dubautia menziesii Carr.