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Koa wilt is a relatively new disease to Hawaii, discovered in 1980.Koa wilt is caused by a forma specialis of the fungus Fusarium oxysporum, which is now abundant in Hawaiian soils and infects the native Acacia koa tree, a once-dominant species in the canopy of Hawaiian forests.
Pages in category "Trees of Hawaii" The following 119 pages are in this category, out of 119 total. This list may not reflect recent changes. A. Acacia koa;
The genus name Metrosideros is derived from the Greek words metra, meaning 'heartwood', and sideron, meaning 'iron', and refers to the hard wood of the trees in this genus. The specific epithet polymorpha, meaning 'many forms', is very appropriate, since individuals of this species exhibit many different morphologies and inhabit a broad range ...
Xylosma hawaiensis is a small deciduous tree, [2] reaching a height of 3–9 m (9.8–29.5 ft). [4] The alternate, elliptical leaves are 5–10 cm (2.0–3.9 in) long, 3–7.5 cm (1.2–3.0 in) wide, and produced on thin petioles 1–2 cm (0.39–0.79 in) in length.
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: Hawaiian Islands; Johnston Island (also known as Johnston Atoll, Kalama Atoll) Midway Islands (also known as Midway Atoll)
This includes other types of inflammatory arthritis like RA, psoriatic arthritis, and septic arthritis. Gout can also appear similar to another condition called calcium pyrophosphate deposition ...
The name koa in the Hawaiian language ultimately comes from Proto-Austronesian *teRas meaning "core" or "ironwood"; many names referring to certain ironwood or heartwood species in Southeast Asia and Oceania such as Vitex parviflora (tugás in Cebuano), Eusideroxylon zwageri (togas in Tombonuwo), and Intsia bijuga (dort in Palauan) descend from this root.
Like most sandalwoods, Santalum haleakalae is a hemiparasite, deriving some of its nutrition from the roots of surrounding plants, and Santalum haleakalae var. lanaiense is thought to use koa as a host (among other native trees). [4] Their flowers provide nectar for native Hawaiian honeycreepers like the Maui ʻamakihi. [7]