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University of California, Berkeley | |||||
Jepson Herbarium | |||||
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Jepson eFlora: Taxon page
Key to families | Table of families and genera |
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Index to accepted names and synonyms: | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
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Family: Apiaceae (Umbelliferae) | View Description | Dichotomous Key |
Genus: | View Description | Dichotomous Key |
Species: | View Description | Dichotomous Key |
Higher Taxonomy
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Osmorhiza Habit: Perennial herb, +- glabrous to hairy; roots thick, clustered, licorice-scented. Stem: branched, leafy. Leaf: blade oblong to triangular-ovate, 2-pinnate or ternate-pinnate or 2--3-ternate, leaflets lanceolate to round. Inflorescence: umbels compound; bracts 0; bractlets 0--several, conspicuous; rays, pedicels few, spreading-ascending to spreading. Flower: calyx lobes 0; petals obovate, white, purple, or +- green-yellow (+- green-white), tips narrowed; disk occasionally present. Fruit: linear to oblong, cylindric to club-shaped, +- compressed side-to-side, bristly to glabrous; base obtuse or long-tapered into tail, tip tapered into beak or obtuse; ribs thread-like; oil tubes obscure; fruit axis divided in distal 1/2. Seed: face concave or grooved. Species In Genus: +- 10 species: America, eastern and southern Asia. Etymology: (Greek: sweet root) eFlora Treatment Author: Lincoln Constance & Margriet Wetherwax Reference: [Lowry & Jones 1985 Ann Missouri Bot Gard 71:1128--1171] Jepson Online Interchange Key to OsmorhizaPrevious taxon: Oreonana vestita Next taxon: Osmorhiza berteroi |
Citation for this treatment: Lincoln Constance & Margriet Wetherwax 2012, Osmorhiza, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=10206, accessed on April 19, 2018. Citation for the whole project: Jepson Flora Project (eds.) 2018, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 19, 2018.
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