Dense-Flowered Purpleheart
Scientific name: Peltogyne confertiflora
Overview
Dense-Flowered Purpleheart is a rare tropical hardwood native to the Amazon rainforests of Brazil. A member of the Fabaceae family, it belongs to the Peltogyne genus, a group of hardwoods celebrated worldwide for their remarkable color transformation. Freshly cut heartwood appears dull grayish-brown or olive-brown before oxidizing into the rich violet and deep purple tones that have made Purpleheart one of the most recognizable exotic hardwoods in the world.
Like other members of the genus, Dense-Flowered Purpleheart combines exceptional strength, natural durability, and striking beauty. Although it is not harvested as frequently as commercial Purpleheart species, it is highly valued for premium woodworking, fine furniture, decorative veneers, and specialty projects where both appearance and durability are important.
Quick Facts
- Common Name: Dense-Flowered Purpleheart
- Scientific Name: Peltogyne confertiflora
- Region: South American Hardwoods
- Tree Size: 60–100 ft (18–30 m) tall, 2–3 ft (0.6–0.9 m) trunk diameter
- Average Dried Weight: Approximately 58 lbs/ft³ (930 kg/m³)
- Janka Hardness: Approximately 2,520 lbf
- Grain: Straight to slightly interlocked
- Texture: Fine to medium
Identification Characteristics
Freshly cut heartwood ranges from grayish-brown to olive-brown before quickly developing its characteristic violet and deep purple coloration through oxidation. Over many years of exposure to sunlight, the vivid purple gradually darkens to a rich brownish-purple. The sapwood is pale cream to yellowish-white and clearly separated from the heartwood. Grain is generally straight but may occasionally be slightly interlocked, while the texture is fine to medium with a moderate natural luster.
Key identification traits include:
- Fresh heartwood initially grayish-brown
- Oxidizes to rich violet and deep purple
- Pale cream to yellowish-white sapwood
- Straight to slightly interlocked grain
- Fine to medium texture
- Moderate natural luster
- Excellent natural durability
Working Properties
Dense-Flowered Purpleheart machines similarly to other Purpleheart species. Its high density requires sharp carbide tooling, while interlocked grain may occasionally cause tear-out during planing. The wood turns exceptionally well, glues satisfactorily with proper surface preparation, and finishes to a beautiful polished surface. Finishes containing ultraviolet inhibitors help preserve the wood’s vibrant purple coloration.
- Machines well with carbide tooling
- Moderately difficult due to density
- Interlocked grain may produce tear-out
- Turns exceptionally well
- Excellent polishing characteristics
- Glues well with proper preparation
- Finishes to a smooth, lustrous surface
Safety Note
Wood dust may cause skin, eye, or respiratory irritation in sensitive individuals. Repeated exposure may occasionally produce allergic skin reactions. Proper dust collection, respiratory protection, and eye protection are recommended during machining and sanding.
Common Uses
Thanks to its remarkable purple coloration, excellent durability, and outstanding strength, Dense-Flowered Purpleheart is used for numerous decorative and specialty woodworking applications, including:
- Fine furniture
- Cabinetry
- Architectural millwork
- Flooring
- Decorative veneers
- Turned objects
- Knife handles
- Musical instruments
- Inlays
- Collector wood specimens
Sustainability & Notes
Dense-Flowered Purpleheart occurs primarily within the Amazon rainforest, where sustainable forest management plays an important role in protecting native hardwood resources. While the species is not harvested as heavily as commercial Purpleheart timbers, habitat conservation remains essential to preserving the biodiversity of the Amazon Basin.
Like other members of the Peltogyne genus, its naturally durable wood often provides decades of service in properly maintained applications.
Comparative Notes & Related Species
Purpleheart – The most widely recognized commercial Purpleheart species, valued for its vivid purple heartwood and outstanding durability.
Mexican Purpleheart – A closely related species with similar color transformation and excellent woodworking characteristics.
Recife Purpleheart – Another rare Brazilian species with similar purple heartwood but a much more restricted natural distribution.
Related Guides
Preserving Color in Purpleheart & Padauk – Learn how oxidation and ultraviolet light affect Purpleheart and how proper finishing can preserve its vibrant color.
Finishing Oils vs. Polyurethane on Exotic Species – Compare finishing systems that enhance both protection and appearance.
Building a Documented Wood Collection – Discover best practices for labeling, documenting, and preserving rare wood specimens.
Compare Wood Properties
See how this species ranks in density and hardness using our Wood Density & Janka Hardness Chart. You can also explore Hardest Woods, Softest Woods, and Most Dense Woods for quick comparisons.
Collector Notes
Dense-Flowered Purpleheart is an outstanding addition to any documented hardwood collection because it represents one of the lesser-known members of the Peltogyne genus. Although its physical properties closely resemble commercial Purpleheart, its rarity and limited availability make authenticated specimens especially desirable. A collection displaying multiple Peltogyne species provides an excellent opportunity to study the subtle differences in grain, density, and coloration across one of the world’s most beautiful hardwood genera.
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Wood Sample Collection
This species is part of an ongoing effort to document and preserve wood samples from around the world.
Learn more about contributing to the collection:
Resources
Authoritative botanical and forestry references used in compiling information about this species include:
• USDA Forest Service – Wood Handbook: Wood as an Engineering Material
https://www.fpl.fs.usda.gov/products/publications/
• The Wood Database – Global reference for wood identification, physical properties, and woodworking characteristics
https://www.wood-database.com/
• Royal Botanic Gardens, Kew – Plants of the World Online – Botanical taxonomy and species distribution database
https://powo.science.kew.org/
• International Union for Conservation of Nature (IUCN Red List) – Global conservation status assessments
https://www.iucnredlist.org/
• Convention on International Trade in Endangered Species (CITES) – International trade regulations for protected plant species
https://cites.org/
Additional forestry publications, academic research papers, and regional timber studies may also be referenced where available.
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Availability & Where to Buy
Exotic hardwood availability can vary significantly depending on region, sustainability regulations, and supplier inventory.
As this archive grows, recommended suppliers and specialty wood retailers will be listed here to help woodworkers locate responsibly sourced material.
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