North America Native Plant

Whipple’s Monkeyflower

Botanical name: Mimulus whipplei

USDA symbol: MIWH2

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Whipple’s Monkeyflower: A Mysterious California Native Worth Knowing About If you’ve stumbled across the name Whipple’s monkeyflower (Mimulus whipplei) in your quest for native California plants, you’ve discovered one of botany’s more enigmatic characters. This annual wildflower represents a fascinating piece of California’s natural heritage, though it’s not one you’ll ...

Rare plant alert!

Region: Conservation status by state

Status: SXQ: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Presumed Extinct: Believed to be extinct. Not located despite intensive searches and virtually no likelihood that it will be rediscovered ⚘

Whipple’s Monkeyflower: A Mysterious California Native Worth Knowing About

If you’ve stumbled across the name Whipple’s monkeyflower (Mimulus whipplei) in your quest for native California plants, you’ve discovered one of botany’s more enigmatic characters. This annual wildflower represents a fascinating piece of California’s natural heritage, though it’s not one you’ll be adding to your garden anytime soon.

What Makes Whipple’s Monkeyflower Special

Whipple’s monkeyflower is a native California annual that belongs to the diverse monkeyflower family. As a forb – that’s botanist-speak for a non-woody flowering plant – it would have been a delicate herbaceous addition to California’s wildflower tapestry. Like other monkeyflowers, it likely produced charming tubular blooms that gave the family its whimsical monkeyflower nickname.

Where Does It Call Home?

This elusive plant is endemic to California, meaning it naturally occurs nowhere else on Earth. However, its exact historical range within the state remains something of a mystery, adding to its enigmatic nature.

The Conservation Reality

Here’s where things get serious: Whipple’s monkeyflower has a Global Conservation Status of SXQ, which essentially means its status is undefined or questionable. In conservation terms, this is a red flag that suggests the plant is either extremely rare, possibly extinct, or its taxonomic status is uncertain. This makes it completely unavailable for home gardening and potentially one of California’s botanical mysteries.

Why You Can’t (and Shouldn’t) Grow It

Given its conservation status, attempting to locate or grow Whipple’s monkeyflower would be:

  • Potentially impossible, as it may no longer exist in the wild
  • Ecologically irresponsible if any populations do survive
  • Likely illegal without proper permits and conservation protocols

Better Alternatives for Your Native Garden

The good news? California has plenty of other stunning native monkeyflowers that you can grow responsibly! Consider these readily available alternatives:

  • Scarlet Monkeyflower (Mimulus cardinalis) – A showstopper with bright red blooms
  • Sticky Monkeyflower (Mimulus aurantiacus) – Drought-tolerant with orange flowers
  • Yellow Monkeyflower (Mimulus guttatus) – Perfect for moist spots with cheerful yellow blooms
  • Pink Monkeyflower (Mimulus lewisii) – Beautiful pink flowers for mountain gardens

The Takeaway for Native Plant Enthusiasts

While we may not be able to invite Whipple’s monkeyflower into our gardens, its story serves as an important reminder of why native plant conservation matters. Every time we choose to grow common native species instead of exotic plants, we’re supporting the broader ecosystem that rare species like this one depend on.

Sometimes the most valuable plants are the ones we admire from afar, preserving their memory and supporting their relatives through our gardening choices. In the case of Whipple’s monkeyflower, the best way to honor this mysterious native is to fill our gardens with its thriving cousins and continue supporting California’s incredible botanical diversity.

Whipple’s Monkeyflower

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

Scrophulariaceae Juss. - Figwort family

Genus

Mimulus L. - monkeyflower

Species

Mimulus whipplei A.L. Grant - Whipple's monkeyflower

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