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Hawaiian hibiscus are seven species of hibiscus native to Hawaii.The yellow hibiscus is Hawaii's state flower. Most commonly grown as ornamental plants in the Hawaiian Islands are the non-native Chinese hibiscus (Hibiscus rosa-sinensis) and its numerous hybrids, though the native Hibiscus arnottianus is occasionally planted.
This category includes native flora taxa. Taxa of the lowest rank are always included. Higher taxa are included only if endemic. For the purposes of this category, "Hawaii" is defined in accordance with the World Geographical Scheme for Recording Plant Distributions (WGSRPD), and is constituted by the following archipelagos and islands ...
The Hawaiian lobelioids are a group of flowering plants in the bellflower family, Campanulaceae, subfamily Lobelioideae, all of which are endemic to the Hawaiian Islands. This is the largest plant radiation in the Hawaiian Islands, and indeed the largest on any island archipelago, with over 125 species.
Metrosideros polymorpha is the most common native tree in the Hawaiian Islands, tolerating a wide range of soil conditions, temperature, and rainfall. It grows from sea level right up to the tree line at elevations of 2,500 m (8,200 ft) and is commonly found in moist and dry forests , high shrublands , and is a colonizer of recent lava flows. [ 8 ]
Hibiscadelphus is a genus of flowering plants that are endemic to Hawaiʻi. It is known by the Native Hawaiians as hau kuahiwi which means "mountain Hibiscus". The Latin name Hibiscadelphus means "brother of Hibiscus". It is distinctive for its peculiar flowers, which do not fully open.
The sheep population on Mauna Kea eventually exceeded 40,000 in the 1930s, decimating the defenseless native plants including remaining silversword. [4] Feral sheep were then greatly reduced from 1936 to 1950 but protected until 1981 as sport game in the Forest Reserve lands, which overlap the original Mauna Kea silversword habitat.
It is a small gray-barked tree, reaching on average a height of 6–10 metres (20–33 ft) [4] and an average trunk diameter of 0.3 m (0.98 ft). [5] Around 1/8 inches long, the fuzzy brown seeds of the hibiscus waimeae plant are enclosed in protective oblong pods.
Gossypium tomentosum, commonly known as maʻo, huluhulu or Hawaiian cotton, is a species of cotton plant that is endemic to the Hawaiian Islands. Genetic studies indicate that Hawaiian cotton is related to American species of Gossypium , with its closest relative Gossypium hirsutum .