Contra Loma

A photographic guide to wild plants of Contra Loma Regional Park

Sorted by Scientific Name

Photographs by Wilde Legard Botanist, East Bay Regional Park District Revision: February 23, 2007 More than 2,000 of native and naturalized plants grow wild in the . Most are very difficult to identify without the help of good illustrations. This is designed to be a simple, color photo guide to help you identify some of these plants.

The selection of plants displayed in this guide is by no means complete. The intent is to expand the quality and quantity of photos over time. The revision date is shown on the cover and on the header of each photo page. A comprehensive list for this area (including the many species not found in this publication) can be downloaded at the East Bay Regional Park District’s wild plant download page at: http://www.ebparks.org.

This guide is published electronically in Adobe Acrobat® format to accommodate these planned updates. You have permission to freely download, distribute, and print this pdf for individual use. You are not allowed to sell the electronic or printed versions.

In this version of the guide, the included plants are sorted alphabetically by scientific name. Under each photograph are four lines of information, based on upon the current standard wild plant reference for : The Jepson Manual: Higher Plants of California, 1993.

Scientific Name Scientific names revised since 1993 are NOT included in this edition. Common Name These non-standard names are based on Jepson and other local references. Origin & Longevity Native or Introduced. Annual, Biennial, Perennial, or a combination. Scientific Family Name The scientific plant family name according to Jepson.

For readers that prefer a guide focusing on showy wildflowers, sorted by flower color and emphasizing common names, please download the “wildflower” version of this guide.

Readers are encouraged to email any suggestions or corrections to [email protected].

All photographs are © 2006 Wilde Legard, all rights reserved. revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 1 of 12

Achillea millefolium Aesculus californica Alisma plantago-aquatica Amsinckia menziesii var. intermedia Yarrow California Buckeye Common Water Plantain Common Fiddleneck Native Perennial Native Perennial Native Perennial Native Annual Hippocastanaceae Alismataceae Boraginaceae

Artemisia californica Asclepias californica Asparagus officinalis ssp. officinalis Avena barbata California Sagebrush California Milkweed Garden Asparagus Slender Wild Oat Native Perennial Native Perennial Introduced Perennial Introduced Annual Asteraceae Asclepiadaceae Liliaceae Poaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 2 of 12

Avena fatua Baccharis salicifolia Barbarea orthoceras Bidens frondosa Wild Oat Mulefat Erect-pod Winter Cress Sticktight Introduced Annual Native Perennial Native Perennial Native Annual Poaceae Asteraceae Brassicaceae Asteraceae

Blennosperma nanum var. nanum Brassica nigra Bromus hordeaceus Calandrinia ciliata Glue-seed Black Mustard Soft Brome Magenta Red Maids Native Annual Introduced Annual Introduced Annual Native Annual Asteraceae Brassicaceae Poaceae Portulacaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 3 of 12

Capsella bursa-pastoris Carduus pycnocephalus Centaurea solstitialis Cerastium glomeratum Shepherd's Purse Italian Thistle Yellow Star Thistle Mouse-ear Chickweed Introduced Annual Introduced Annual Introduced Annual Introduced Annual Brassicaceae Asteraceae Asteraceae Caryophyllaceae

Chamomilla suaveolens occidentale var. venustum Cirsium vulgare Convolvulus arvensis Pineapple Weed Venus / Cobweb Thistle Bull Thistle Field Bindweed Introduced Annual Native Biennial Introduced Biennial Introduced Perennial Asteraceae Asteraceae Asteraceae Convolvulaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 4 of 12

Crassula connata Cyperus eragrostis Dichelostemma capitatum ssp. capitatum Dodecatheon hendersonii Sand Pygmy Weed Tall Nutsedge Blue Dicks Mosquitobills Shooting Star Native Annual Native Perennial Native Perennial Native Perennial Crassulaceae Cyperaceae Liliaceae Primulaceae

Epilobium brachycarpum Eremocarpus setigerus Erodium botrys Erodium cicutarium Panicled / Weedy Willowherb Turkey Mullein Long-beaked Filaree Red-stem Filaree Native Annual Native Annual Introduced Annual Introduced Annual Onagraceae Euphorbiaceae Geraniaceae Geraniaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 5 of 12

Erodium moschatum Eschscholzia californica Fritillaria agrestis Galium aparine White-stem Filaree California Poppy Stinkbells Goosegrass Bedstraw Introduced Annual Native Perennial Native Perennial Native Annual Geraniaceae Papaveraceae Liliaceae Rubiaceae

Geranium dissectum Hemizonia fitchii Heteromeles arbutifolia Hordeum murinum ssp. leporinum Purpletip Cut-leaf Geranium Fitch Spikeweed Toyon Hare Barley Introduced Annual Native Perennial Native Perennial Introduced Annual Geraniaceae Asteraceae Rosaceae Poaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 6 of 12

Juglans californica var. hindsii Juncus xiphioides Lemna minor Lepidium nitidum var. nitidum N. California Black Walnut Iris-leaf Rush Common Lesser Duckweed Threadleaf Peppergrass Native Perennial Native Perennial Native Perennial Native Annual Juglandaceae Juncaceae Lemnaceae Brassicaceae

Lithophragma affine Lolium multiflorum Lotus corniculatus Lupinus albifrons var. albifrons Woodland Star Awned Italian Rye Grass Bird's-foot Deerweed Blue Bush / Silver Lupine Native Perennial Introduced Perennial Introduced Perennial Native Perennial Saxifragaceae Poaceae Fabaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 7 of 12

Lupinus bicolor Lupinus succulentus Malva parviflora Malvella leprosa Miniature Dove Lupine Arroyo Lupine Hidden-flower Cheeseweed Alkali Mallow Native Annual Native Annual Introduced Annual Native Perennial Fabaceae Fabaceae Malvaceae Malvaceae

Marah fabaceus Medicago polymorpha Melilotus indica Common / California Manroot California Bur Sour Clover Cupped Monolopia Native Perennial Introduced Annual Introduced Annual-Biennial Native Annual Cucurbitaceae Fabaceae Fabaceae Asteraceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 8 of 12

Nassella pulchra Nemophila heterophylla Picris echioides Plagiobothrys canescens Purple Needle Grass Variable-leaf Nemophila Bristly Ox-tongue Valley Popcorn Flower Native Perennial Native Annual Introduced Annual-Biennial Native Annual Poaceae Hydrophyllaceae Asteraceae Boraginaceae

Plagiobothrys nothofulvus Plantago erecta Plantago major Poa secunda ssp. secunda Nievitas Popcorn Flower California Dwarf Plantain Common Plantain One-side Blue Grass Native Annual Native Annual Introduced Annual-Perennial Native Perennial Boraginaceae Plantaginaceae Plantaginaceae Poaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 9 of 12

Polygonum arenastrum Polypogon monspeliensis Portulaca oleracea Raphanus sativus Common Yard Knotweed Annual Rabbitfoot Grass Common Purslane Wild Radish Introduced Annual Introduced Annual Introduced Perennial Introduced Annual Polygonaceae Poaceae Portulacaceae Brassicaceae

Rumex crispus Sanicula bipinnatifida Saxifraga californica Scirpus acutus var. occidentalis Curly Dock Purple Sanicle California Saxifrage Hardstem Bulrush Introduced Perennial Native Perennial Native Perennial Native Perennial Polygonaceae Apiaceae Saxifragaceae Cyperaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 10 of 12

Scirpus californicus Senecio vulgaris Silene gallica Silybum marianum California Bulrush Common Groundsel Windmill Pink Milk Thistle Native Perennial Introduced Annual Introduced Annual Introduced Annual-Biennial Cyperaceae Asteraceae Caryophyllaceae Asteraceae

Solanum americanum Sonchus asper ssp. asper Sonchus oleraceus Stellaria media Small-flower Nightshade Prickly Sow Thistle Common Sow Thistle Common Chickweed Native Annual-Perennial Introduced Annual Introduced Annual Introduced Annual Solanaceae Asteraceae Asteraceae Caryophyllaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 11 of 12

Thysanocarpus curvipes Toxicodendron diversilobum Tribulus terrestris Trichostema lanceolatum Hairy Fringepod Poison Oak Puncture Vine Vinegar Weed Native Annual Native Perennial Introduced Annual Native Annual Brassicaceae Anacardiaceae Zygophyllaceae Lamiaceae

Trifolium fragiferum Trifolium gracilentum var. gracilentum Trifolium willdenovii Triphysaria eriantha ssp. eriantha Clover Pinpoint Clover Tomcat Clover Yellow Johnny-tuck Introduced Perennial Native Annual Native Annual Native Annual Fabaceae Fabaceae Fabaceae Scrophulariaceae revision 2/23/2007 Wild Plants of Contra Loma Regional Park Page 12 of 12

Triteleia laxa Veronica persica Xanthium spinosum Xanthium strumarium Ithuriel's Spear Persian Speedwell Spiny Clotbur Cocklebur Native Perennial Introduced Annual Native Annual Native Annual Liliaceae Scrophulariaceae Asteraceae Asteraceae