Ten Extremely Rare Seeds on the Brink of Extinction

The Millennium Seed Bank has set out to collect 25 percent of the world’s plant species by 2020—before it is too late

(Royal Botanic Gardens, Kew)

Three Nerved Alsinidendron

Three Nerved Alsinidendron (Alsinidendron trinerve)
(Royal Botanic Gardens, Kew)

Name: Three Nerved Alsinidendron (Alsinidendron trinerve)
Status: The current population of Three Nerved Alsinidendron consists of less than 50 mature shrubs on just two adjacent peaks in the Waianae Mountains of Oahu, Hawaii. The International Union for Conservation of Nature’s Red List classifies the species as critically endangered.
Threats: It is reported that numbers of the flowering plant, part of the carnation family, are dwindling as a result of grazing feral goats and pigs, human disturbance and the spread of Florida prickly blackberry, an aggressive invasive species .

Learn more about Three Nerved Alsinidendrons at the Encyclopedia of Life.


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