Samoan Islands with black sand beaches. The highest peak is Mt. Silisili, on the island of Savai'i, one of the highest peaks in Polynesia at . The highest point in American Samoa is on Ta’u, Lata Mountain, at . The two large islands of Upolu and Savai'i in Samoa, are among the largest of Polynesian islands, at and , respectively, exceeded in size only by the two main islands of Fiji and the Hawaiian islands of Hawaiʻi and Maui. The island of Upolu is more populated than Savai'i. The next largest island is Tutuila, where the city and harbor Pago Pago (population
Hawaiian lobelioids vegetative morphology during the lifetime of the plant). "Delissea lauliiana" was known only from the type, which was destroyed in Berlin during World War II. All three of these are believed to be extinct, and unless new specimens turn up there is no way to resolve questions about them. Delissea species † species believed to be extinct<br> <nowiki>*</nowiki> species is listed Endangered Hawaiian lobelioids The Hawaiian lobelioids are a group of flowering plants in the bellflower family, Campanulaceae, all of which are endemic to the Hawaiian Islands. This is the largest plant radiation in the Hawaiian Islands, and indeed the