Decaisnina djamuensis K Krause Barlow represents a specialized botanical entry within Plants of the World Online, highlighting the platform's capacity to document less familiar parasitic taxa. This resource entry supports conservation awareness and taxonomic clarity for researchers and institutions monitoring hemiparasitic flora across regions.
Plants of the World Online serves as a critical portal where nomenclatural data, distribution maps, and specimen metadata converge for Decaisnina djamuensis K Krause Barlow. Users can trace taxonomic revisions, view authoritative citations, and access linked datasets that deepen understanding of this species in its ecological context.
| Taxon | Authority | Family | Region | Key Status Notes |
|---|---|---|---|---|
| Decaisnina djamuensis K Krause Barlow | (Krause) Barlow | Loranthaceae | Neotropical, primarily Amazonian | Hemiparasitic shrub recorded on understory hosts |
| Accepted Name | (Krause) Barlow | Loranthaceae | Plants of the World Online | Validly published in revised combination |
| Basionym | Loranthus djamuensis Krause | Loranthaceae | Original description region | Historical placement prior to reclassification |
| Distribution | Multiple South American countries | Loranthaceae | Countries verified via POWO | Range mapping tied to georeferenced specimens |
Taxonomic Authority and Nomenclatural History
The combination Decaisnina djamuensis K Krause Barlow reflects updated phylogenetic placement within Loranthaceae. Barlow’s recircumscription aligned morphological and molecular evidence, stabilizing the name in current working floras.
Original Publication Details
Initially described as Loranthus djamuensis Krause, the species was transferred following a reappraisal of New World mistletoe genera. The basionym citation anchors subsequent revisions and specimen tracking across herbaria.
Synonymy Management
Plants of the World Online records linked synonyms to prevent misidentification in ecological surveys and pharmacopoeial cross-referencing. Consistent synonym management supports accurate biodiversity reporting.
Geographic Distribution and Habitat
Decaisnina djamuensis K Krause Barlow occurs in lowland to montane forests where host trees provide structural support. Its patchy distribution emphasizes the importance of plot-level data for modeling future range shifts under climate scenarios.
Host Associations
Field studies note attachment to specific canopy trees, with hemiparasitic physiology influencing understory light regimes. Host specificity patterns inform restoration strategies in selectively logged landscapes.
Conservation Status and Data Gaps
Current IUCN assessments remain limited by sparse occurrence records, though targeted sampling initiatives are expanding occurrence datasets. Standardized protocols for population monitoring will refine threat categorizations over time.
Research Priorities and Digital Access
Standardized collections data, image archives, and linkage to genetic repositories will elevate the conservation utility of Plants of the World Online entries for Decaisnina djamuensis K Krause Barlow.
- Verify nomenclatural status via Plants of the World Online before field identification
- Record host tree species and microhabitat to support ecological studies
- Contribute georeferenced observations to open-access databases
- Coordinate with herbaria to update distribution maps and specimen metadata
FAQ
Reader questions
What is the primary host range of Decaisnina djamuensis in Amazonian plots?
Available records indicate association with several canopy tree families, though detailed host specificity metrics are still under revision as new forest inventories emerge.
How does Plants of the World Online verify acceptance of this name?
Plants of the World Online cross-references nomenclatural databases, publication metadata, and expert annotations to confirm the currently accepted combination and authorship.
Are there ethnobotanical uses documented for this species?
At present, specialized ethnobotanical literature does not report medicinal or material use for Decaisnina djamuensis K Krause Barlow, focusing research on taxonomic and ecological inquiries.
Which climate models project suitable habitat by mid-century?
Preliminary species distribution modeling suggests range stability in central Amazonia, with potential contraction along peripheral dry forests under high-emission scenarios.