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Landscape with quinoa (Chenopodium quinoa), Cachilaya [clarification needed], Bolivia, Province La Paz, Lake Titicaca seen in background.Three crops: maize, wheat, and rice, account for approximately 50% of the world's consumption of calories and protein, [6] and about 95% of the world's food needs are provided by just 30 species of plants. [7]
As of September 2016, the International Union for Conservation of Nature (IUCN) lists 5430 Vulnerable (VU) plant species. [1] 25% of all evaluated plant species are listed as Vulnerable. The IUCN also lists 244 subspecies and 235 varieties as Vulnerable. No subpopulations of plants have been evaluated by the IUCN.
Approximately 0.068% of all evaluated plant species are listed as extinct in the wild. The IUCN also lists one plant subspecies as extinct in the wild. This is a complete list of extinct in the wild plant species and subspecies as evaluated by the IUCN. All are vascular plants (tracheophytes).
Plant species (IUCN, 2023-1) 66,406 extant species have been evaluated; 61,035 of those are fully assessed [a] 34,588 are not threatened at present [b] 26,276 are threatened [c] 174 are extinct or extinct in the wild: 129 extinct (EX) species [d] 45 extinct in the wild (EW) 569 possibly extinct [CR(PE)] 48 possibly extinct in the wild [CR(PEW)]
They’re also one of the longest-lived perennials, with some plants living up to 100 years. Fast Facts. USDA Hardiness Zone: 3 to 8. How Much Sun It Needs: Full sun.
Schultes and colleges (1977) examined a 120-year-old bean collection and found 0.6% bufotenin with no DMT or 5-MeO-DMT present at all. They also examined a batch of beans that contained all three compounds when fresh, but found only bufotenin in the beans after only two years of storage .