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

Previous taxon Indexes to all 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 |
Previous taxon

THYMELAEACEAE DAPHNE FAMILY

Lorin I. Nevling, Jr. & Kerry Barringer

Shrub [herb, tree, vine], often ill-smelling, poisonous. Stem: erect, flexible, branched, generally with raised, woody leaf scars; bark fibrous, tear-resistant, often green and/or ± white, at least in patches, especially when young. Leaf: simple, alternate [opposite, ± whorled], pinnately veined, entire, petioled; stipules ± 0. Inflorescence: axillary cluster [umbel, spike, raceme, or flowers 1]. Flower: bisexual [not], [3]4[6]-parted; hypanthium tubular or funnel- to bell-shaped, corolla-like; calyx lobes overlapped or not, or ± 0; petals small, alternate sepals; stamens [2,4]8[many]; disk generally present; ovary superior [1/2-inferior], 1-loculed, 1-ovuled, style 1, stigma dot-like. Fruit: berry [capsule]. Seed: 1.
± 50 genera, 750 species: worldwide, especially Australia, tropical Africa; some cultivated (Daphne, Edgeworthia), weedy (Thymelaea). [Van der Bank et al. 2002 Taxon 51:329–339] —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Van der Bank, M., Fay, M. F., & Chase, M. W. 2002. Molecular phylogenetics of Thymelaeaceae with particular reference to African and Australian genera. Taxon 51: 329–339]

DIRCA LEATHERWOOD
Leaf: deciduous; broad-ovate to obovate; petioles covering buds. Inflorescence: nodding. Flower: open with or before leaves; calyx lobes short; petals minute, ± scale-like, included, forming a ring; filaments ± = style, exserted. Fruit: fleshy.
4 species: temperate North America, Mexico. (Greek: name from mythology) [Nesom & Mayfield 1995 Sida 56:21–42]
Unabridged references: [Johnson 1994 Four Seasons 9(4):38–41; McMinn & Forderhase 1935 Madroño 3:117–120; Vogelman 1953 Asa Gray Bull II 2:77–82]

D. occidentalis A. Gray WESTERN LEATHERWOOD
NATIVE
Stem: 1–3 m, silky-hairy in youth. Leaf: petioles 3–6 mm; blade 2–7 cm, silky-hairy, base, tip rounded. Inflorescence: 1–4 flowered. Flower: short-pedicelled; hypanthium yellow. Fruit: 8–10 mm, yellow-green, glabrous.
2n=36. Generally north or northeast facing slopes, mixed-evergreen forest to chaparral, generally in fog belt; 50–400 m. San Francisco Bay Area. Nov–Mar [Online Interchange] {CNPS list}

Previous taxon: Dirca
Next taxon: Tropaeolaceae

Contact/Feedback

Name search

Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Sep 2 2014
Citation for this treatment: [Author of taxon treatment] 2013. Dirca, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=23143, accessed on Sep 2 2014

Copyright © 2014 Regents of the University of California
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.


click for enlargement Dirca occidentalis
See CalPhotos for additional images
1995 Saint Mary's College of California

Geographic subdivisions indicated for the distribution of Dirca occidentalis Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
READ ABOUT YELLOW FLAGS
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

View elevation by latitude chart
Data provided by the participants of the Consortium of California Herbaria.
View all CCH records

 

CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.