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    THIS PAGE IS NO LONGER UPDATED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.

CHENOPODIACEAE

GOOSEFOOT FAMILY

Dieter H. Wilken, except as specified

Annual to tree, sometimes monoecious or dioecious, glandular or with bead-like hairs that collapse with age, becoming scaly or powdery
Stem often fleshy
Leaves generally alternate, entire to lobed; veins generally pinnate
Inflorescence: raceme, spike, catkin-like, or spheric cluster, or flower 1; bracts 0–few
Flower: sepals 1–5, often 0 in pistillate flowers, free or fused, generally persistent in fruit; petals 0; stamens 0–5; ovary generally superior, chamber 1, ovule 1, styles 1–3
Fruit: generally utricle
Seed 1, vertical (fruit compressed side-to-side) or horizontal (fruit compressed top-to-bottom)
Genera in family: 100 genera, 1300 species: worldwide, especially deserts, saline or alkaline soils; some cultivated for food (Beta , beets, chard; Chenopodium , quinoa)
Recent taxonomic note: Recently treated in expanded Amaranthaceae

ALLENROLFEA

IODINE BUSH


Species in genus: 1 sp
Etymology: (Robert Allen Rolfe, English botanist, 1855–1921)

Native

A. occidentalis (S. Watson) Kuntze

Shrub 50–200 cm, glabrous
Stem much-branched, jointed; internodes 5–20 mm, green to ± glaucous, fleshy
Leaves sessile, ± decurrent, scale-like, triangular
Inflorescence: spike, 5–25 mm, cylindric, sessile; flowers spirally arranged; bracts peltate
Flower bisexual; calyx 1–1.5 mm, 4–5-lobed, enclosing and falling with fruit; stamens 1–2, exserted; stigmas 2
Fruit ± 1 mm, ovoid
Seed red-brown
Ecology: Saline soils, flats, bluffs
Elevation: < 1300 m.
Bioregional distribution: San Joaquin Valley, e San Francisco Bay Area, Inner South Coast Ranges, n Western Transverse Ranges, e Peninsular Ranges, s East of Sierra Nevada, Desert
Distribution outside California: to Oregon, Idaho, Texas, n Mexico
Flowering time: Jun–Aug
Horticultural information: TRY.

previous taxon | next taxon
bioregional map for ALLENROLFEA%20occidentalis being generated
 


Retrieve Jepson Interchange Index to Plant Names entry for Allenrolfea occidentalis
Retrieve dichotomous key for Allenrolfea
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