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Environmental specialization decouples geographic range and habitat occupancy in Ragala ucuquirana-branca (Sapotaceae) across the Amazon Basin

**Background and aims** – Understanding the distribution of Amazonian tree species is hindered by sparse occurrence data and strong environmental heterogeneity. Species with wide geographic ranges but restricted habitat occupancy challenge …

Tropical Seed Trait Database: advancing seed functional ecology in the worlds most biodiverse region

Plant functional traits connect biodiversity to ecosystem processes, serving as key metrics for assessing how biota responds to environmental conditions. Functional seed traits are critical because they underpin recruitment and colonization, shaping …

Use of bamboo species for industrial supply: a bibliometric analysis

Bamboo has emerged as a prominent structural material worldwide due to its high mechanical strength, low density, flexibility, and sustainability, demonstrating strong potential for applications in civil construction, furniture, textiles, and …

Warmer climate threatens the occurrence of giant trees in the Amazon basin

Giant trees in the Amazon serve as critical carbon sinks and underpin diverse forest ecosystems. Yet, these emergent giants are increasingly vulnerable to climatic change, jeopardizing their distribution and ecological niches. Here, we integrate …

Book Review: Guide to Amazonian Fruits, Seeds & Seedlings

In an era when tropical forest regeneration, seedling ecology, and restoration science have become central to biodiversity conservation, Guide to Amazonian Fruits, Seeds & Seedlings offers a long-needed reference for researchers and practitioners …

Modeling the current distribution of Pouteria decorticans (Sapotaceae) in the Amazon Basin

_Pouteria decorticans_ is an Amazonian canopy tree whose distribution, ecological amplitude, and environmental drivers remain poorly known due to sparse and uneven botanical sampling across the basin. Here, we compile and validate all available …

Exploring the potential of field spectroscopy for tree species identification in different Amazonian forest ecosystems

Species identification in Amazonian forest inventories is challenging due to a shortage of taxonomists, high biodiversity, and morphological similarities leading to taxonomic errors. Full-range spectroscopy (350–2500 nm) is a promising tool for …

Next-generation specimen digitization: capturing reflectance spectra from the worlds herbaria for modeling plant biology across time, space, and taxa

Spectral reflectance measured from herbarium specimens represents a potentially vast source of information relevant to plant taxon identification and functional traits, which has inspired many laboratories world-wide to initiate next-generation …

Copaifera ferrazii (Leguminosae: Detarioideae), a new Amazonian species from the eastern Madeira River Basin, Brazil

*Copaifera ferrazii* Carmo is described and illustrated as a new tree species from the southeast of Amazonas state, in the Brazilian Amazon. In foliage characters, the new species most resembles three congeners: *C. oblongifolia* (Amazon and Central …

Ecclinusa nervosa (Sapotaceae, Chrysophylloideae), a New Species Discovered in Central Amazonia

A new tree species of *Ecclinusa* (Sapotaceae, Chrysophylloideae) from Central Amazonia is described and illustrated. It occurs in non-flooded upland forests (terra-firme) in the municipalities of Manaus, Presidente Figueiredo, and Rio Preto da Eva …