North America Native Plant

Small’s Bogbutton

Botanical name: Lachnocaulon minus

USDA symbol: LAMI3

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Lachnocaulon eciliatum Small (LAEC2)   

Small’s Bogbutton: A Rare Wetland Gem for Conservation-Minded Gardeners If you’re passionate about wetland conservation and native plant gardening, you might want to get acquainted with Small’s bogbutton (Lachnocaulon minus). This unassuming little perennial might not win any beauty contests, but it plays a crucial role in southeastern wetland ecosystems ...

Rare plant alert!

Region: Alabama

Status: S3S4: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ Inexact rank: ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Region: Alabama

Small’s Bogbutton: A Rare Wetland Gem for Conservation-Minded Gardeners

If you’re passionate about wetland conservation and native plant gardening, you might want to get acquainted with Small’s bogbutton (Lachnocaulon minus). This unassuming little perennial might not win any beauty contests, but it plays a crucial role in southeastern wetland ecosystems and deserves our attention—and protection.

What Makes Small’s Bogbutton Special?

Small’s bogbutton is a native herbaceous perennial that belongs to a fascinating group of plants perfectly adapted to life in perpetually soggy conditions. Don’t let the humble appearance fool you—this little forb is a wetland specialist that has carved out its own unique niche in nature.

The plant produces small, white, button-like flower heads that sit atop slender stems, giving it both its common name and its distinctive appearance. While it may not provide the showy blooms that many gardeners seek, its ecological value is immeasurable.

Where Does It Call Home?

Small’s bogbutton is native to the southeastern United States, naturally occurring in Alabama, Florida, Georgia, North Carolina, and South Carolina. It thrives in the Atlantic and Gulf Coastal Plain regions, where it has adapted to the unique conditions of bogs, wet pine savannas, and other specialized wetland habitats.

A Word of Caution: Rarity Status

Here’s where things get important for conservation-minded gardeners. Small’s bogbutton has a global conservation status that suggests it’s uncommon to fairly common overall, but in Alabama, it’s considered extremely rare with an S1? status. This means we need to be extra thoughtful about how we approach growing this plant.

If you’re interested in growing Small’s bogbutton, please ensure any plants or seeds are responsibly sourced from reputable native plant nurseries or conservation organizations—never collect from wild populations.

Growing Conditions: Not for the Faint of Heart

Small’s bogbutton isn’t your typical garden plant, and that’s putting it mildly. This species is classified as an obligate wetland plant, meaning it almost always occurs in wetlands and requires those specific conditions to thrive. Here’s what it needs:

  • Moisture: Consistently wet to saturated soils—think bog-like conditions
  • Soil type: Acidic, nutrient-poor soils typical of natural wetlands
  • Light: Full sun to partial shade
  • Climate: USDA hardiness zones 8-10

Is Small’s Bogbutton Right for Your Garden?

Let’s be honest—Small’s bogbutton isn’t for every gardener or every garden. It’s best suited for:

  • Specialized bog gardens or constructed wetlands
  • Wetland restoration projects
  • Native plant enthusiasts with the right conditions
  • Rain gardens in appropriate climates (though it needs more moisture than typical rain gardens provide)

If you don’t have consistently wet, acidic conditions, this plant probably isn’t the right choice for your landscape. Instead, consider other native wetland plants that might be more readily available and less conservation-sensitive.

Wildlife and Ecological Benefits

While Small’s bogbutton may seem insignificant, it’s part of the intricate web of life in southeastern wetlands. These specialized habitats support unique communities of plants and animals, and every species plays a role in maintaining ecosystem health.

The Bottom Line

Small’s bogbutton represents the fascinating world of specialized wetland plants that most gardeners never encounter. While it’s not practical for typical home landscapes, it serves as a reminder of the incredible diversity of native plants and the importance of protecting rare species and their habitats.

If you’re drawn to wetland gardening and conservation, consider supporting organizations that protect these unique ecosystems rather than trying to grow this rare species at home. Sometimes the best way to appreciate a plant is to help preserve its natural habitat for future generations to discover and admire.

Small’s Bogbutton

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Eriocaulales

Family

Eriocaulaceae Martinov - Pipewort family

Genus

Lachnocaulon Kunth - bogbutton

Species

Lachnocaulon minus (Chapm.) Small - Small's bogbutton

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