Now is the ideal time for identifying buttercups by species since both flowers and fruits are present. I would really like to become proficient in identifying these beautiful flowers.
Petals: 9-17 or more
Fat, oval seeds have a short, stout, curved beak.
Widely spaced, lightly paired, pinnate leaves
References:
http://www.calflora.org/cgi-bin/species_query.cgi?where-calrecnum=7032
Peterson Field Guides: Pacific States Wildflowers, 1976
Petals: 5-6
Hemispheric seedheads. Flat, oval seeds are smooth to slightly hairy and have a strongly curved beak.
Sepals are reflexed.
Widely spaced, 3-part leaves.
Moist soil below 6000 ft.
References:
http://www.calflora.org/cgi-bin/species_query.cgi?where-calrecnum=7049
Peterson Field Guides: Pacific States Wildflowers, 1976
Petals: 5
References:
http://www.calflora.org/cgi-bin/species_query.cgi?where-calrecnum=7048
5 shiny yellow petals
R. occidentalis has 5-6 petals, according to Jepson eFlora:
http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=40940
Also, please see the following discussion regarding the presence of R. occidentalis near Mt. Umunhum (Sierra Azul OSP):
https://www.inaturalist.org/observations/10537520
(Limekiln Trail)
5 shiny yellow petals. Fruits are round, narrow, and beaked.
R. occidentalis has 5-6 petals, according to Jepson eFlora:
http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=40940
Also, please see the following discussion regarding the presence of R. occidentalis near Mt. Umunhum (Sierra Azul OSP):
https://www.inaturalist.org/observations/10537520
(Limekiln Trail)
(Limekiln Trail)
5 shiny yellow petals. Fruits are round and beaked.
R. occidentalis has 5-6 petals, according to Jepson eFlora:
http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=40940
Also, please see the following discussion regarding the presence of R. occidentalis near Mt. Umunhum (Sierra Azul OSP):
https://www.inaturalist.org/observations/10537520
(Limekiln Trail)
5 shiny yellow petals. Fruits are round, narrow, and beaked.
R. occidentalis has 5-6 petals, according to Jepson eFlora:
http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=40940
Also, please see the following discussion regarding the presence of R. occidentalis near Mt. Umunhum (Sierra Azul OSP):
https://www.inaturalist.org/observations/10537520
(Limekiln Trail)
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