Directory       News       Site Map       Home
         
    Jepson eFlora
Key to families | Table of families and genera

Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.

 

APIUM
Biennial, perennial herb, taprooted or fibrous-rooted from rhizome. Stem: prostrate to erect, hollow, generally rooting from proximal nodes, glabrous. Leaf: blade oblong to obovate, 1-pinnate, leaflets paired, lanceolate to ± round. Inflorescence: umbels compound, peduncled or not; bracts, bractlets conspicuous to 0; rays, pedicels few, spreading-ascending. Flower: calyx lobes 0 or minute; petals wide, white to ± green-white; ovary tip projection occasionally flat. Fruit: ovate-oblong to round, compressed side-to-side; ribs ± equal, thread-like to obtuse and ± corky; oil tube 1 per rib-interval; fruit axis entire or notched at tip. Seed: face flat.
2n=22.
± 20 species: generally southern hemisphere, also Eurasia. (Classical name for celery)

Key to Apium

1. Plant ± erect, terrestrial; bracts, bractlets 0 ..... A. graveolens

1' Plant prostrate to ascending, generally aquatic; bracts few or 0, bractlets >= pedicels ..... [A. nodiflorum]

Contact/Feedback

Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.