North America Non-native Plant

Sesamum

Botanical name: Sesamum alatum

USDA symbol: SEAL10

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

Sesamum: The Mysterious Plant with More Questions Than Answers If you’ve stumbled upon the name sesamum (Sesamum alatum) in your plant research, you’re likely wondering what exactly this plant is and whether it belongs in your garden. Well, grab a cup of tea because we’re about to dive into one ...

Sesamum: The Mysterious Plant with More Questions Than Answers

If you’ve stumbled upon the name sesamum (Sesamum alatum) in your plant research, you’re likely wondering what exactly this plant is and whether it belongs in your garden. Well, grab a cup of tea because we’re about to dive into one of botany’s more puzzling cases – a plant name that seems to exist in a sort of taxonomic limbo.

What Exactly Is Sesamum alatum?

Here’s where things get interesting (and a bit frustrating). While the name Sesamum alatum appears in various plant databases and lists, reliable botanical information about this specific species is surprisingly scarce. The genus Sesamum is well-known – it’s home to Sesamum indicum, the plant that gives us those delicious sesame seeds on our bagels. But Sesamum alatum? That’s where the trail goes cold.

Most reputable botanical sources either don’t recognize this name or provide conflicting information, which suggests it might be a misidentification, an outdated name, or a species that hasn’t been properly documented in modern botanical literature.

The Geographic Mystery

Without clear taxonomic recognition, pinpointing where Sesamum alatum naturally occurs is impossible. The broader Sesamum genus originates from Africa and Asia, but that’s about as specific as we can get for this particular plant name.

Should You Plant It?

This is where we hit our biggest roadblock. Since we can’t definitively say what Sesamum alatum actually is, we certainly can’t recommend how to grow it or whether it’s right for your garden. Here’s what we do know:

  • The plant’s native status is unclear
  • Its invasive potential is unknown
  • Growing requirements are undocumented
  • Wildlife and pollinator benefits are unconfirmed

A Better Path Forward

If you’re interested in plants from the Sesamum genus, consider these well-documented alternatives:

  • Sesamum indicum (Common Sesame): The tried-and-true sesame plant that’s both useful and beautiful
  • Native wildflowers: Whatever your region, there are likely native plants that offer similar aesthetic appeal with known benefits

The Takeaway

Sometimes in gardening, the most honest answer is we just don’t know enough. Sesamum alatum appears to be one of those botanical question marks that remind us how much mystery still exists in the plant world. Rather than taking a chance on an unknown quantity, why not explore the wealth of well-documented native plants in your area?

Your garden (and local ecosystem) will thank you for choosing plants with known benefits, clear growing requirements, and documented relationships with local wildlife. After all, successful gardening is built on good information – and that’s something Sesamum alatum simply can’t provide right now.

Sesamum

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Pedaliaceae R. Br. - Sesame family

Genus

Sesamum L. - sesame

Species

Sesamum alatum Thonn. - sesamum

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