North America Non-native Plant

Dolichos

Botanical name: Dolichos

USDA symbol: DOLIC2

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

Dolichos: Understanding This Complex Plant Genus If you’ve stumbled across the name Dolichos while researching plants for your garden, you might be feeling a bit confused – and for good reason! This botanical name represents one of those head-scratching cases where plant taxonomy (the science of naming plants) has gotten ...

Dolichos: Understanding This Complex Plant Genus

If you’ve stumbled across the name Dolichos while researching plants for your garden, you might be feeling a bit confused – and for good reason! This botanical name represents one of those head-scratching cases where plant taxonomy (the science of naming plants) has gotten quite messy over the years.

What Exactly Is Dolichos?

Dolichos is a genus of flowering plants in the legume family, but here’s where things get interesting: many plants that were once called Dolichos have been shuffled around by botanists and given new names. It’s like a botanical game of musical chairs that’s been going on for decades!

The true Dolichos genus today contains relatively few species, primarily native to Africa. However, you might encounter the name Dolichos attached to plants that have since been reclassified into other genera like Lablab, Vigna, or Dipogon.

The Geographic Distribution Dilemma

Without knowing the specific species you’re dealing with, it’s impossible to pinpoint where your particular Dolichos naturally occurs. The remaining species in the genus are primarily found in Africa, but plants formerly classified as Dolichos can be found across various continents.

Why This Matters for Your Garden

Here’s the thing – you really can’t make informed gardening decisions based on just the genus name Dolichos. It’s like trying to choose a pet based only on knowing it’s a dog without knowing if it’s a Chihuahua or a Great Dane!

What Should You Do Instead?

If you’re interested in growing a plant labeled as Dolichos, here’s your action plan:

  • Get the complete scientific name, including the species (for example, Dolichos sericeus rather than just Dolichos)
  • Research the current accepted botanical name – your plant might have been reclassified
  • Check with your local native plant society or extension office to verify the plant’s status in your area
  • Determine whether the plant is native to your region, and if not, whether it has any invasive tendencies

The Bottom Line

While we can’t give you specific growing advice for Dolichos without more information, we can tell you this: proper plant identification is the foundation of successful gardening. Whether you’re interested in supporting native wildlife, creating a stunning landscape, or simply growing plants that will thrive in your conditions, knowing exactly what you’re planting is essential.

Take the time to get that complete scientific name, and you’ll be well on your way to making an informed decision about whether this plant deserves a spot in your garden. Your future self (and your garden) will thank you for the extra detective work!

Dolichos

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

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