| Dicotyledon | Literature for Chenopodium oahuense
Wagner et al., 1990, 1999. Literature for Chenopodium oahuense subsp. ilioense Cantley et al., 2020. |
| Amaranthaceae -- The Amaranth, Goosefoot Family | Bibliography |
| Chenopodium oahuense | |
Common name(s): goosefoot, lamb's quarters, pigweed, `ahea, `aheahea, `ahewahewa, `aweoweo, alaweo, alaweo huna (Ni`ihau), kaha`iha`i |
| General Information | ||
|---|---|---|
| Distribution | In the Hawaiian Islands, endemic to Lisianski, Laysan, French Frigate Shoals, Necker, Nihoa, Ni`ihau, Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Kaho`olawe, Hawai`i. | |
| Habit |
Scentless to weakly scented shrubs, sometimes tree-like; stems erect or sometimes ascending or prostrate, 5-20(-30) dm long, branched, usually densely grayish mealy pubescent, sometimes young growth greener and only sparsely mealy pubescent. |
|
| Leaves |
Leaves thick and somewhat fleshy, broadly deltate to rhombic, (1.5-)2-4.2(-10) cm long, (0.6-)1.3-2.5(-5.5) cm wide, both surfaces densely mealy pubescent, but upper surface less so and greener than lower surface, usually 3-lobed, sometimes sinuate-dentate, the lobes or teeth obtuse to rounded, base truncate to cuneate, petioles (0.5-)1.3-2.5(-4.5) cm long. |
|
| Flowers |
Flowers in small, dense glomerules grouped into large, terminal,
leafless or nearly leafless panicles; calyx ca. 0.8 mm long, completely enclosing the fruit at maturity, the lobes ovate, mealy pubescent, margins scarious, especially toward apex. |
|
| Seeds |
Seed dark brown, horizontal or sometimes vertical, ca. 0.8 mm in diameter, the surface papillose, margins indistinct. |
|
| Chromosomes |
2n = 36*. |
|
