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Silversword (Argyroxiphium sandwicense macrocephalum) growing near the summit of Haleakala volcano, south Maui.
The leaves of an immature Silversword (Argyroxiphium sandwicense macrocephalum) display their geometrically intricate arrangement around the central stalk of the plant. The summit caldera of Haleakala volcano, Haleakala National Park, south Maui.
About the size of a softball baseball, immature Silverswords (Argyroxiphium sandwicense macrocephalum) plants are scattered around the summit caldera of Haleakala volcano, south Maui.
Silversword (Argyroxiphium sandwicense macrocephalum) growing near the summit of Haleakala volcano, south Maui.
A newly mature Silversword (Argyroxiphium sandwicense macrocephalum) setting its first buds. Haleakala National Park, south Maui.
Golfball-sized buds of a mature Silversword (Argyroxiphium sandwicense macrocephalum). Haleakala National Park, south Maui.
A small mature Silversword (Argyroxiphium sandwicense macrocephalum) setting flowers. Haleakala National Park, south Maui.
An immature Silversword (Argyroxiphium sandwicense macrocephalum) growing along the Haleakala Summit trail. Haleakala National Park, south Maui.
A mature Silversword plant (Argyroxiphium sandwicense macrocephalum). At the time this photograph was taken, this plant was the only healthy mature specimen I found growing on Haleakala Summit... a cultivated individual growing in the summit parking lot! Note the full complement of green buds, ready to open. Haleakala National Park, south Maui.
Silversword (Argyroxiphium sandwicense macrocephalum) growing near the summit of Haleakala volcano, south Maui.
Silversword (Argyroxiphium sandwicense macrocephalum) growing near the summit of Haleakala volcano, south Maui.
Silversword (Argyroxiphium sandwicense macrocephalum) growing near the summit of Haleakala volcano, south Maui.
See photo in original gallery.
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