|University of California, Berkeley|
|Directory News Site Map Home|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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 |
Annual, perennial herb [to shrub, soft-wooded tree], hairs stinging and not [glabrous]; monoecious or dioecious; wind-pollinated. Leaf: alternate or opposite, generally stipuled, petioled, blade often with translucent, raised dots due to crystals in epidermal cells. Inflorescence: axillary, 1-flowered or head-, raceme-, or panicle-like. Flower: generally unisexual, small, ± green; sepals generally 4–5, free to fused; petals 0. Staminate flower: stamens generally 4–5, opposite sepals, incurved in bud, reflexing suddenly when flower opens. Pistillate flower: ovary 1, superior, chamber 1, style 0–1, stigma 1, generally hair-tufted. Fruit: generally achene.
50 genera, 700 species: worldwide; some cultivated (Boehmeria, ramie; Pilea, clearweed). [Boufford 1997 FNANM 3:400–413] —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Miller 1971 J Arnold Arbor 52:40–68]
Key to Urticaceae
Hairs sparse to dense, stinging 0. Stem: branches from base, decumbent to erect, generally herbaceous. Leaf: alternate, blade 1–9 cm, lanceolate to round, entire; stipules 0; crystals round. Inflorescence: head-, spike-, or panicle-like, generally few-flowered; flowers subtended by involucre of 1–3 lance-linear bracts. Flower: sepals 4, fused below. Staminate flower: stamens 4. Fruit: ovoid, shiny.Key to Parietaria
20–30 species: worldwide temperate, subtropics. (Latin: wall, from habitat of some)
Unabridged references: [Hinton 1969 Sida 3:293–297]
Unabridged note: Parietaria floridana Nutt. collected as nursery weed in South Coast.
Perennial herb 1–8 dm, decumbent to erect. Stem: becoming woody. Leaf: blade 11–90 mm, narrowly lanceolate to wide-ovate, base tapered to round; tip acuminate to long-tapered. Flower: calyx lobes 2–3.5 mm. Fruit: 1–1.5 mm, 0.5–0.9 mm wide, ± black, tip acute.
Roadsides, disturbed areas on coastal bluffs; < 125 m. s Sacramento Valley, Central Coast, San Francisco Bay Area, South Coast; native to Eurasia, northern Africa. Invasive in coastal urban settings. Nov–Aug [Online Interchange]
Previous taxon: Parietaria hespera var. hespera
Next taxon: Parietaria pensylvanica
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Feb 27 2015
Citation for this treatment: [Author of taxon treatment] 2013. Parietaria, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=36254, accessed on Feb 27 2015
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.
See CalPhotos for additional images
© 1989 Dean Wm. Taylor
|Geographic subdivisions indicated for the distribution of Parietaria judaica|| 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
(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