Mimulus michiganensis

Michigan Monkeyflower

FWS Focus

Overview

Characteristics
Overview

The only plant entirely endemic to Michigan, the Michigan monkey-flower is found in cold calcareous springs, seeps and streams through northern white-cedar, as well as at the base of bluffs near the Great Lakes shoreline.

Scientific Name

Mimulus michiganensis
Common Name
Michigan monkeyflower
Michigan monkey-flower
FWS Category
Flowering Plants
Kingdom

Location in Taxonomic Tree

Identification Numbers

TSN:

Characteristics

Characteristic category

Habitat

Characteristics
Habitat

Michigan monkey-flower occurs in calcareous seeps in the Grand Traverse and Mackinac Straits areas.

Springs or Seeps

Areas where ground water meets the surface.

Springs or Seeps

Areas where ground water meets the surface.

Characteristic category

Physical Characteristics

Characteristics
Size & Shape

Michigan monkey-flower can be identified by the rounded and opposite leaves, with coarsely toothed margins; tubular flowers that are 15 to 25 centimeters, with yellow petals and a red-spotted lower lip. The stems, which are 40 cenimeters or more, root freely to produce numerous additional shoots. It is semi-aquatic and forms mats over mucky soil and sand saturated or covered by cold, flowing spring water.

Characteristic category

Life Cycle

Characteristics
Life Cycle

Michigan monkey-flower is an aquatic to semi-aquatic perennial plant. Flowering occurs primarily from approximately mid-June to August, extending occasionally into October. 

Reproduction

Most Michigan monkey-flower populations primarily exhibit vegetative reproduction. A single population is known for sexual reproduction, however, pollinators have not been identified. 

Characteristic category

Similar Species

Characteristics
Similar Species

James' monkey-flower has morphological overlap with Michigan monkey flower. James' monkey-flower is more common and wide-ranging. The floral characteristics can be used to identify between the two species. 

Geography

Characteristics
Range

Michigan monkey-flower is endemic to Michigan. It can be found in the Grand Traverse and Mackinac Straits areas of the state. 

Launch Interactive Map

Timeline

Explore the information available for this taxon's timeline. You can select an event on the timeline to view more information, or cycle through the content available in the carousel below.

4 Items