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Parietaria hespera var. californica

Higher Taxonomy
Family: UrticaceaeView DescriptionDichotomous Key

Common Name: NETTLE FAMILY
Habit: 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.
Genera In Family: 50 genera, 700 species: worldwide; some cultivated (Boehmeria, ramie; Pilea, clearweed).
eFlora Treatment Author: Robert E. Preston & Dennis W. Woodland
Scientific Editor: Thomas J. Rosatti.
Genus: ParietariaView DescriptionDichotomous Key

Common Name: PELLITORY
Habit: 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.
Species In Genus: 20--30 species: worldwide temperate, subtropics. Etymology: (Latin: wall, from habitat of some)
Unabridged Note: Parietaria floridana Nutt. collected as nursery weed in SCo.
Species: Parietaria hesperaView Description 

Habit: Annual 2--55 cm, decumbent to erect, matted or not. Leaf: blade 5--20 mm, +- round on young stems, round to ovate or lanceolate on older stems, base truncate to wedge-shaped, lowest veins from midrib at blade base. Flower: calyx lobes generally 2--3 mm, acute to acuminate. Fruit: hidden between calyx lobes, 0.9--1.3 mm, ovate, tan to +- brown, tip obtuse.


Parietaria hespera var. californica Hinton
NATIVE
Leaf: blade round to ovate on older stems, width = length. Flower: calyx green to yellow- to light red-brown, lobes spreading to recurved, acuminate.
Ecology: Rocky slopes, canyons, among boulders, in coastal scrub, chaparral, oak woodland; Elevation: 30--1220 m. Bioregional Distribution: c&s CCo, SnFrB, SCo, ChI, PR; Distribution Outside California: northern Baja California. Flowering Time: Feb--May
eFlora Treatment Author: Robert E. Preston & Dennis W. Woodland
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Citation for this treatment: Robert E. Preston & Dennis W. Woodland 2016. Parietaria hespera var. californica, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=63008, accessed on February 09, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 09, 2016.


Parietaria hespera var. californica
click for enlargement
© 2009 Keir Morse
Parietaria hespera var. californica
click for enlargement
© 2011 Neal Kramer
Parietaria hespera var. californica
click for enlargement
© 2009 Keir Morse
Parietaria hespera var. californica
click for enlargement
© 2009 Keir Morse
Parietaria hespera var. californica
click for enlargement
© 2011 Neal Kramer

More photos of Parietaria hespera var. californica in CalPhotos


Geographic subdivisions for Parietaria hespera var. californica:
c&s CCo, SnFrB, SCo, ChI, PR;
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.
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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).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

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