Nyctaginaceae Boerhavia repens L. Long 2454, 2460, 2461, 2462, 2463, 2497, 2518, 2519, 2521, 2522 (UH). Common over the island with flowers white to lavender. Some of the specimens were dark with heavy concentrations of anthocyanins in the stems and leaves. Pisonia grandis R. Br. Long 2454, 2456 (UH). Trees to 5 m. distributed along the north side. Laxton (1951) indicates that this forest type was of much greater extent. Many of the trees on the north side east of the northwest hook are dry and sprouting from lower branches only. An aerial photograph of the island in 1939 shows the extent of the Pisonia forests on the northwest end (Weins, 1963). Aizoaceae Sesuvium portulacastrum var. griseum Deg. and Fosb. Long 2452, 2511 (UH). Mat on the west side at the lagoon edge. This species is important in land building along the lagoon. Portulacaceae Portulaca lutea Sol. Long 2455, 2490 (UH). Common in sand over the island. Portulaca oleracea L.* Long 2499 (UH). In gravel of the village, uncommon. Portulaca samoensis v. Poelln.* Long 2470, 2524 (UH). In village under Cocos. Zygophyllaceae Tribulus cistoides L. Long 2496 (UH). Coralline ledge near the lagoon north side, uncommon. Euphorbiaceae Euphorbia cyathophora Murr.* Long 2466 (UH). In coral gravel of village. Ornamental. Euphorbia hirta L.* Long 2509 (UH). Scattered in the village area. Euphorbia thymifolia L.* Long 2485 (UH). Gravel roadway of village, uncommon. Pedilanthus tithymaloides (L.) Poit.* Long 2506 (UH). Ornamental found in village. Phyllanthus amarus Schum. and Thom.* Long 2471a., 2500 (UH). In shade of Cocos, village.