This is a list of the flora of Nīhoa, an island in the Northwestern Hawaiian Islands, part of the City & County of Honolulu in the U.S. state of Hawaii. Nīhoa is listed in the National Register of Historic Places and protected under the Papahānaumokuākea Marine National Monument.
Species Common name Status Nephrolepis multiflora Sword fern Naturalized alien Pritchardia remota Loulu Endemic Cenchrus echinatus Sandbur Naturalized alien Eragrostis variabilis ʻEmo-loa Indigenous Panicum torridum Kākonakona Indigenous Paspalum sp. Naturalized alien Setaria verticillata Bristly foxtail Naturalized alien Tetragonia tetragonoides New Zealand spinach Naturalized alien Amaranthus brownii Endemic Heliotropium curassavicum Nena Indigenous Schiedea verticillata Nīhoa carnation Endemic Chenopodium oahuense ʻAweoweo Indigenous Ipomoea indica Koaliʻawahia Indigenous Ipomoea pes-caprae Beach morning glory Indigenous Sicyos pachycarpus ʻĀnunu Indigenous Euphorbia celastroides ʻAkoko Indigenous Sesbania tomentosa ʻOhai Indigenous Sida fallax ʻIlima Indigenous Boerhavia repens Alena Indigenous Rumex albescens Huʻahuʻakō Indigenous Portulaca lutea ʻIhi Indigenous Portulaca oleracea Common purslane Naturalized alien Portulaca villosa Hairy purslane, ʻIhi Indigenous Solanum americanum Popolo Indigenous Solanum nelsonii Indigenous Tribulus cistoides Nohu Indigenous
See also Hawaiian tropical low shrublands List of species of the Northwestern Hawaiian Islands
References
External links US.fws.gov: Plants of Nīhoa Hawaiiatolls.org: Midway Atolls