Jepson Flora Project: Jepson Interchange    

 
link to manual TREATMENT FROM THE JEPSON MANUAL (1993) previous taxon | next taxon
Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

    THIS PAGE IS NO LONGER UPDATED
    AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

VALERIANACEAE

VALERIAN FAMILY

Lauramay T. Dempster (except as specified)

Annual, perennial herb, sometimes strongly scented; odor generally disagreeable
Leaves simple, pinnately lobed, or compound; petioles sometimes sheathing; basal ± whorled; cauline opposite, petioled to sessile
Inflorescence: cyme, panicle, or head-like, generally ± dense
Flowers generally bisexual; calyx fused to ovary top, limb 0 or highly modified (if present, lobes generally 5–15, coiled inward, becoming plumose, pappus-like, spreading in fruit); corolla radial to 2-lipped, lobes generally 5, throat generally > lobes, > tube, base generally spurred or swollen, tube slender, long or short; stamens generally 1–3, epipetalous; ovary inferior, chamber generally 1 (sometimes 3 but 2 empty or vestigial)
Fruit: achene, smooth, ribbed, or winged
Genera in family: ± 17 genera, 300 species: generally temp, worldwide except Australia. Some species cultivated (Centranthus ), some medicinal (Valeriana )
Reference: [Ferguson 1965 J Arnold Arbor 46:218–225]

CENTRANTHUS

Annual, perennial herb (in CA)
Stems 1–many; base sometimes woody
Leaves generally cauline, simple, entire, toothed, or lobed
Inflorescence: cyme, clustered, dense, terminal or axillary
Flower: calyx lobes 5–15, coiled inward, becoming plumose, spreading and persistent in fruit; corolla ± funnel-shaped, lobes ± unequal, spreading, tube long, slender, long-spurred; stamen 1
Fruit ± compressed; inner surface 1-veined, outer surface 3-veined
Species in genus: 12 species: Medit
Etymology: (Greek: spurred flower)

Introduced

C. ruber (L.) DC.

RED VALERIAN

Plant glabrous, glaucous; base generally woody
Stem decumbent to erect, simple or branched, 3–9 dm, hollow
Leaves 5–8 cm; lower petioled; upper sessile; blades widely oblong to elliptic-lanceolate, acute to rounded, entire
Inflorescence: flowers many
Flower: corolla 14–18 mm, generally purplish red, sometimes lavender or white; spur 2 X ovary length
Fruit 3–4 mm, glabrous
Chromosomes: 2n=14
Ecology: Disturbed urban places, rock or wall crevices, roadsides
Elevation: < 200 m.
Bioregional distribution: s North Coast, Great Central Valley, Central Coast, San Francisco Bay Area, cultivated elsewhere
Distribution outside California: native to Mediterranean Europe

previous taxon | next taxon
bioregional map for CENTRANTHUS%20ruber being generated
 


Retrieve Jepson Interchange Index to Plant Names entry for Centranthus ruber
Retrieve dichotomous key for Centranthus
Overlay Consortium of California Herbaria specimen data by county on this map
Show other taxa with the same California distribution | Read about bioregions | Get lists of plants in a bioregion
Return to the Jepson Interchange main page
Return to treatment index page
Glossary


University & Jepson Herbaria Home Page |
General Information | University Herbarium | Jepson Herbarium |
Visiting the Herbaria | On-line Resources | Research |
Education | Related Sites
Copyright © by the Regents of the University of California