Taxon Details

Hemizonia congesta ssp. tracyi

Tracy's tarplant

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Photo of Hemizonia congesta ssp. tracyi
© 2016 Steve Matson
Photo of Hemizonia congesta ssp. tracyi
© 2016 Steve Matson
Photo of Hemizonia congesta ssp. tracyi
© 2016 Steve Matson

Taxon Summary:

Hemizonia congesta ssp. tracyi, commonly known as Tracy's tarplant, is a annual herb in the Asteraceae that is found only in California. It occurs within Coastal prairie, Lower montane coniferous forest, and North Coast coniferous forest, growing at elevations from 120 to 1200 meters. Hemizonia congesta ssp. tracyi is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Lifeform: annual herb
Blooming Period: (Mar-Apr)May-Oct
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Elevation:
120 - 1200 meters
395 - 3935 feet
General Habitats:
  • Coastal prairie
  • Lower montane coniferous forest
  • North Coast coniferous forest
Microhabitat Details:
Microhabitat:
  • Openings
  • Serpentine (sometimes)
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Humboldt (HUM), Mendocino (MEN), Trinity (TRI)
Quads: Name (Quad Code)
Alderpoint (4012325), Bald Hills (4112328), Bell Springs (3912385), Black Lassic (4012335), Blocksburg (4012336), Boonville (3912313), Briceland (4012318), Bridgeville (4012347), Buckeye Mtn. (4012432), Burbeck (3912344), Cape Mendocino (4012444), Capetown (4012443), Dinsmore (4012345), Fort Seward (4012326), Fortuna (4012452), Garberville (4012317), Hydesville (4012451), Iaqua Buttes (4012368), Ironside Mtn. (4012374), Korbel (4012378), Larabee Valley (4012346), Laughlin Range (3912333), Leggett (3912376), Longvale (3912354), Lord-ellis Summit (4012387), Mad River Buttes (4012367), Maple Creek (4012377), Miranda (4012327), Myers Flat (4012337), Noble Butte (3912386), Noyo Hill (3912346), Ornbaun Valley (3812383), Owl Creek (4012358), Petrolia (4012433), Philo (3912314), Redcrest (4012348), Salyer (4012385), Scotia (4012441), Shannon Butte (4012323), Sims Mountain (4012365), Weott (4012338), Yager Junction (4012357), Zenia (4012324)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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