Malacothrix squalida 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.Malacothrix squalida is a rare species of flowering plant in the aster family known by the common name Santa Cruz desertdandelion. It is endemic to Santa Cruz and Anacapa Islands, two of the eight Channel Islands of California, where it grows on rocky seaside bluffs and cliffs. The plant is very limited in distribution and today exists only in degraded habitat on these two small islands. It was last collected from Santa Cruz Island in 1968, and two populations were noted on Anacapa Island in 1998; in drought years there may be no plants at all. It became a federally listed endangered species in 1997.
Status | Date Listed | Lead Region | Where Listed |
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Endangered | 07/31/1997 | California/Nevada Region (Region 8) | Wherever found |
05/25/2011 | 76 FR 30377 30382 | Initiation of 5-Year Reviews of Species in California, Nevada, and the Klamath Basin of Oregon |
05/21/2010 | 75 FR 28636 28642 | Initiation of 5-Year Reviews of 34 Species in California and Nevada; Availability of 96 Completed 5-Year Reviews in California and Nevada |
02/22/2001 | 66 FR 11178 11179 | Availability of a Final Recovery Plan for Thirteen Plant Taxa From the Northern Channel Islands |
07/31/1997 | 62 FR 40954 40974 | ETWP; Final Rule for 13 Plant Taxa From the Northern Channel Islands, California |
02/28/1996 | 61 FR 7597 7613 | ETWP; Review of Plant and Animal Taxa That Are Candidates for Listing as Endangered or Threatened Species |
07/25/1995 | 60 FR 37993 38011 | ETWP; Proposed Rule for 16 Plant Taxa From the Northern Channel Islands, California |
09/30/1993 | 58 FR 51144 51190 | ETWP; Review of Plant Taxa for Listing as Endangered or Threatened Species |
12/15/1980 | 45 FR 82480 82569 | Review of Plant Taxa for Listing as Endangered or Threatened Species |
09/26/2000 | Thirteen Plant Taxa from the Northern Channel Islands Recovery Plan | View Implementation Progress | Final |
09/26/2000 | Thirteen Plant Taxa from the Northern Channel Islands Recovery Plan | View Implementation Progress | Final |
05/25/2011 | 76 FR 30377 30382 | Initiation of 5-Year Reviews of Species in California, Nevada, and the Klamath Basin of Oregon |
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05/21/2010 | 75 FR 28636 28642 | Initiation of 5-Year Reviews of 34 Species in California and Nevada; Availability of 96 Completed 5-Year Reviews in California and Nevada |
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02/22/2001 | 66 FR 11178 11179 | Availability of a Final Recovery Plan for Thirteen Plant Taxa From the Northern Channel Islands |
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07/20/2010 | Malacothrix indecora (Santa Cruz Island malacothrix) and Malacothrix squalida (island malacothrix) 5-Year Review: |