Macfarlane's four-o'clock (Mirabilis macfarlanei)

Federal Register | Recovery | Critical Habitat | Conservation Plans | Petitions | Life History

Listing Status:   


General Information

MacFarlane's four-o'clock (Mirabilis macfarlanei) is a perennial plant with a deep-seated, thick tap-root and spectacular bright magenta flowers. The flowers form in clumps of four to seven, and each flower is up to an inch long and an inch wide. This species typically blooms in May to mid-June. Based on limited monitoring conducted by the Bureau of Land Management, individual plants have been observed to live well over 20 years. MacFarlane's four-o'clock occurs in steep river canyon grassland habitats that are characterized by regionally warm and dry conditions. In these habitats less than 12 inches of precipitation occurs, mostly as rain during winter and spring. Thirteen populations of MacFarlane's four-o'clock are currently known. Three of these populations are found in the Snake River Canyon area (Idaho County, Idaho and Wallowa County, Oregon), seven in the Salmon River area (Idaho County, Idaho), and three in the Imnaha River area (Wallowa County, Oregon). The total geographic range of the species is an area of approximately 29 by 18 miles.

  • States/US Territories in which the Macfarlane's four-o'clock, Wherever found is known to or is believed to occur:  Idaho , Oregon
  • US Counties in which the Macfarlane's four-o'clock, Wherever found is known to or is believed to occur:  View All
Current Listing Status Summary
Status Date Listed Lead Region Where Listed
1979-11-29 Pacific Region (Region 1) Wherever found

» Federal Register Documents

Federal Register Documents
Date Citation Page Title
1976-06-16 00:00:00.0 41 FR 24523 24572 Proposed Endangered Status for 1700 U.S. Plants; 41 FR 24523 24572
1996-03-15 00:00:00.0 61 FR 10693 10697 ETWP; Reclassification of Mirabilis Macfarlanei (MacFarlane's Four-O' clock) From Endangerd to Threatened Status
1979-10-26 00:00:00.0 44 FR 61912 61913 Determination that Mirabilis macfarlanei is an Endangered Species;
2015-02-13 00:00:00.0 80 FR 8100 8103 Initiation of 5-Year Status Reviews of 133 Species in Hawaii, Oregon, Idaho, and Washington
1993-08-26 00:00:00.0 58 FR 45085 45091 ETWP; Proposed Reclassification of Mirabilis Macfarlanei (MacFarlane's Four o'clock) From Endangered to Threatened Status

» Recovery

Current Recovery Plan(s)
Date Title Plan Action Status Plan Status
2000-06-30 Revised Recovery Plan for MacFarlane's Four-o'clock (Mirabilis macfarlanei) View Implementation Progress Final Revision 1
Other Recovery Documents
Date Citation Page Title Document Type
2015-02-13 80 FR 8100 8103 Initiation of 5-Year Status Reviews of 133 Species in Hawaii, Oregon, Idaho, and Washington
  • Notice 5-year Review, Initiation
Five Year Review
Date Title
2015-09-18 Mirabilis macfarlanei
2009-02-23 Mirabilis macfarlanei completed 5-year

» Critical Habitat

No critical habitat rules have been published for the Macfarlane's four-o'clock.

» Conservation Plans

No conservation plans have been created for Macfarlane's four-o'clock.

» Petitions

» Life History

No Life History information has been entered into this system for this species.

» Other Resources

NatureServe Explorer Species Reports -- NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.

ITIS Reports -- ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.

FWS Digital Media Library -- The U.S. Fish and Wildlife Service's National Digital Library is a searchable collection of selected images, historical artifacts, audio clips, publications, and video.