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    THIS PAGE IS NO LONGER UPDATED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.

TAMARICACEAE

TAMARISK FAMILY

Dieter H. Wilken

Shrubs, trees, much-branched, often in saline habitats
Stem: trunk bark rough
Leaves alternate, sessile, entire
Inflorescence: racemes or spikes; bracts scale-like
Flower: sepals 4–6, generally free, overlapping; petals 4–5, overlapping, generally attached below nectary; stamens 4–10, attached to disk-like nectary; ovary 1-chambered, placentas parietal or basal, ovules 2–many, styles 2–5
Fruit: capsule, loculicidal
Seeds many, hairy
Genera in family: ± 5 genera, 100 species: Eurasia, Africa, especially Medit.

TAMARIX

TAMARISK


Stems green, glabrous; twigs jointed, slender, often drooping
Leaves on twigs, generally overlapping, awl- to scale-like, generally excreting salt
Inflorescences generally in panicle-like clusters on current or previous year's twigs
Flower: sepals generally 5, persistent; petals generally 5, deciduous to ± persistent, white to reddish; stamens generally 5, filaments alternate or confluent with nectar disk lobes; nectar disk 4–5-lobed; placentas basal, styles 3
Seeds hairy-tufted
Etymology: (Latin: Tamaris River, Spain)
Reference: [Baum 1967 Baileya 15:19–25]
Invasive weeds with deep roots that lower water table, especially along streams, irrigation canals. Most CA species cultivated for ornamental, windbreaks; some may hybridize.

Introduced

T. parviflora DC.

Shrub or tree 1.5–5 m
Leaf 2–2.5 mm, ± linear, long-acuminate
Inflorescence: spike 1–4 cm; bract > pedicel, triangular, tip obtuse to blunt
Flower: sepals 4, 1–1.5 mm, elliptic to ovate, entire to finely toothed, outer slightly > and wider than inner, acute to abruptly pointed, inner obtuse; petals 4, ± 2 mm, ± oblong; stamens generally 4; nectar disk 4-lobed, lobes longer than wide, confluent with filaments
Ecology: Common. Washes, slopes, sand dunes, roadsides
Elevation: < 800 m.
Bioregional distribution: s North Coast Ranges, s Sierra Nevada Foothills, Tehachapi Mountain Area, Great Central Valley, Central Coast, San Francisco Bay Area, Inner South Coast Ranges, South Coast, East of Sierra Nevada, Desert
Distribution outside California: to ne N.America, Mexico; native to se Europe
Flowering time: Mar–Apr
Synonyms: T. tetrandra Pall. misapplied

previous taxon | next taxon
bioregional map for TAMARIX%20parviflora being generated
 


Retrieve Jepson Interchange Index to Plant Names entry for Tamarix parviflora
Retrieve dichotomous key for Tamarix
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