Native Plants

Hispid False Mallow

Malvastrum hispidum

USDA symbol: MAHI

annual forb

Lower 48 states: native

If you’re passionate about native plants and conservation gardening, you might want to get acquainted with hispid false mallow (Malvastrum hispidum). This little-known annual forb represents the kind of native plant that often flies under the radar but deserves our attention—especially given its conservation status. Hispid false mallow is an ...

Hispid False Mallow may be listed as rare in your area.
Arkansas

Status: S2 | Imperiled: Extremely rare. Typically 6 to 20 occurrences or 1,000 to 3,000 remaining individuals.

Hispid False Mallow: A Rare Native Worth Knowing About

If you’re passionate about native plants and conservation gardening, you might want to get acquainted with hispid false mallow (Malvastrum hispidum). This little-known annual forb represents the kind of native plant that often flies under the radar but deserves our attention—especially given its conservation status.

What is Hispid False Mallow?

Hispid false mallow is an annual forb native to the lower 48 United States. As a forb, it’s a non-woody vascular plant that completes its entire life cycle in a single growing season. The word hispid refers to its hairy or bristly texture—a characteristic that gives this plant its distinctive feel and appearance.

You might encounter this plant under several historical names, as botanical classification has evolved over time. Previous names include Malvastrum angustum, Sida hispida, Sidopsis hispida, and Sphaeralcea angusta.

Where Does It Grow?

This native species has a presence across the central and southeastern United States, naturally occurring in Alabama, Arkansas, Illinois, Iowa, Kansas, Kentucky, Missouri, Oklahoma, Tennessee, and Virginia. Its distribution suggests it’s adapted to the climate conditions typical of these regions.

  • Species observed
  • No observations

Why Should Gardeners Care?

Here’s where things get interesting—and important. In Arkansas, hispid false mallow carries an S2 rarity ranking, meaning it’s considered imperiled within that state. This conservation status makes it a plant worth protecting and, when possible, cultivating responsibly.

For native plant enthusiasts, growing rare natives like hispid false mallow can be a meaningful way to participate in conservation efforts. However, this comes with significant responsibility.

The Challenge: Limited Growing Information

If you’re hoping for detailed cultivation guides, you might be disappointed. Hispid false mallow falls into that category of native plants that haven’t been extensively studied for horticultural purposes. Information about its specific growing conditions, care requirements, and garden performance is quite limited.

What we do know is that it’s an annual forb, meaning it will complete its life cycle in one season and rely on seeds for the next generation. Beyond this basic biology, gardeners interested in this species may need to do some detective work and experimentation.

Important Considerations for Responsible Gardening

If you’re interested in growing hispid false mallow, please keep these crucial points in mind:

  • Source responsibly: Given its rarity status, never collect seeds or plants from wild populations. Instead, work with reputable native plant societies, conservation organizations, or specialty nurseries that can provide ethically sourced material.
  • Know your local laws: Check whether this species has any special protection status in your area.
  • Start small: Since cultivation information is limited, consider this plant as an experimental addition rather than a landscape mainstay.
  • Document your experience: If you do grow this plant, consider sharing your observations with local native plant societies or botanical organizations.

Alternative Native Options

While hispid false mallow might appeal to conservation-minded gardeners, those seeking more reliable native options might consider other members of the mallow family that are better documented for garden use. Research native mallows that are locally appropriate and more readily available in your region.

The Bottom Line

Hispid false mallow represents the fascinating world of lesser-known native plants that exist at the intersection of botany and conservation. While it may not be the easiest plant to grow or find, its rarity status makes it worthy of respect and careful consideration.

For dedicated native plant gardeners willing to take on a challenge and contribute to conservation efforts, hispid false mallow could be a meaningful addition—provided it’s sourced responsibly and grown with appropriate care. Just remember that with rare plants comes great responsibility.

Malvastrum hispidum is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Malvastrum hispidum is also known as:

Malvastrum angustum | USDA symbol: MAAN13
Sida hispida | USDA symbol: SIHI7
Sidopsis hispida | USDA symbol: SIHI8
Sphaeralcea angusta | USDA symbol: SPAN7

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Dilleniidae
Order: Malvales
Family: Malvaceae Juss. - Mallow family
Genus: Malvastrum A. Gray - false mallow

Species: Malvastrum hispidum (Pursh) Hochr. - hispid false mallow

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