When the absence of evidence is not the evidence of absence: Nasa (Loasaceae) rediscoveries from Peru and Ecuador, and the contribution of community science networks
Documentation of plant taxa has long been subject to the temporal and spatial selectivity of professional RESVERATROL CONCENTRATE research expeditions, especially in tropical regions.Therefore, rare and/or narrowly endemic species are sometimes known only from very few and very old herbarium specimens.However, these taxa are very important from a c