North America Non-native Plant

Dolichos Sericeus Formosus

Botanical name: Dolichos sericeus formosus

USDA symbol: DOSEF

Native status: Not native but doesn't reproduce and persist in the wild

Synonyms: Dolichos formosus Hochst. ex A. Rich. (DOFO2)   

Dolichos sericeus formosus: A Mysterious Legume Worth Investigating If you’ve stumbled upon the name Dolichos sericeus formosus in your botanical wanderings, you’ve discovered one of gardening’s more enigmatic characters. This member of the legume family presents something of a puzzle for both gardeners and botanists alike, as detailed information about ...

Dolichos sericeus formosus: A Mysterious Legume Worth Investigating

If you’ve stumbled upon the name Dolichos sericeus formosus in your botanical wanderings, you’ve discovered one of gardening’s more enigmatic characters. This member of the legume family presents something of a puzzle for both gardeners and botanists alike, as detailed information about this specific plant remains surprisingly elusive.

What We Know About This Plant

Dolichos sericeus formosus belongs to the Dolichos genus, a group of flowering plants in the legume family. You might also encounter this plant listed under its synonym, Dolichos formosus Hochst. ex A. Rich., which reflects the ongoing botanical discussions about its proper classification.

As a member of the legume family, this plant likely shares some characteristics with its better-known relatives, such as the ability to fix nitrogen in the soil through a symbiotic relationship with bacteria in its root nodules. This trait makes legumes valuable additions to gardens from both an ecological and practical standening point.

The Challenge of Limited Information

Here’s where things get interesting (and a bit frustrating): specific details about Dolichos sericeus formosus are remarkably scarce. We don’t have clear information about its native range, preferred growing conditions, or even what it looks like when fully mature. This lack of readily available information suggests it might be:

  • A rare or uncommon species
  • A plant with limited distribution
  • A species that needs further taxonomic clarification
  • Simply under-documented in popular gardening resources

Should You Plant It?

Without knowing this plant’s native status, invasive potential, or growing requirements, it’s difficult to make a strong recommendation either way. If you’re considering adding Dolichos sericeus formosus to your garden, here are some important considerations:

First, try to source the plant responsibly. Given the limited information available, there’s a possibility this could be a rare species, so purchasing from reputable native plant nurseries or botanical institutions would be the ethical approach.

Second, consider exploring better-documented native alternatives in the legume family that can provide similar benefits to your garden ecosystem. Many native legumes offer excellent nitrogen fixation, attractive flowers, and wildlife benefits with the added advantage of clear growing instructions.

Growing Tips (General Legume Guidance)

While we can’t provide specific care instructions for Dolichos sericeus formosus, most legumes share some common preferences:

  • Well-draining soil (many legumes don’t tolerate waterlogged conditions)
  • Full sun to partial shade
  • Moderate water needs once established
  • Minimal fertilization needed due to nitrogen-fixing ability

However, these are general guidelines and may not apply to this specific species.

The Bottom Line

Dolichos sericeus formosus remains something of a botanical mystery. While the intrigue might appeal to adventurous gardeners, the lack of specific information makes it challenging to recommend confidently. If you’re drawn to this plant, consider it a gardening adventure, but proceed with appropriate caution and research.

For most gardeners, exploring well-documented native legumes in your area will provide more reliable results and clearer environmental benefits. Your local native plant society or extension office can help identify leguminous species that are proven performers in your specific region.

Sometimes in gardening, as in life, the most mysterious options aren’t necessarily the best choices – but they certainly keep things interesting!

Dolichos Sericeus Formosus

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Dolichos L., nom. cons.

Species

Dolichos sericeus E. Mey.

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA