|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Apiaceae (Umbelliferae)||View Description||Dichotomous Key|
|Genus: Osmorhiza||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Osmorhiza berteroi DC.
Habit: Plant 3--12 dm, +- glabrous to finely hairy. Leaf: petiole 5--16 cm; blade 4--20 cm wide, widely ovate to obovate, 2-ternate, leaflets 2--8 cm, widely lanceolate to round, serrate to irregularly cut or lobed. Inflorescence: peduncle 5--25 cm; bractlets generally 0; rays 3--8, 2--12 cm, spreading-ascending; pedicels 4--20 mm. Flower: corolla white; styles generally < 1 mm; ovary tip projection conic; disk 0. Fruit: 12--25 mm, linear-fusiform or -oblong; tail 2--8.5 mm; beak slender; ribs bristly. Chromosomes: 2n=22.
Ecology: Conifer forest, woodland, disturbed areas; Elevation: < 2800 m. Bioregional Distribution: CA-FP, MP; Distribution Outside California: to Alaska, Alberta, Colorado; also central and eastern North America, southern South America. Flowering Time: Apr--Jul
Synonyms: Osmorhiza chilensis Hook. & Arn.
eFlora Treatment Author: Lincoln Constance & Margriet Wetherwax
Jepson Online Interchange
Previous taxon: Osmorhiza
Next taxon: Osmorhiza brachypoda
Citation for this treatment: Lincoln Constance & Margriet Wetherwax 2017. Osmorhiza berteroi, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=35560, accessed on March 26, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 26, 2017.