FRIENDS OF THE DUNES
A Photographic Guide to Plants of
Humboldt Bay Dunes and Wetlands
Compiled by Gordon Leppig and Andrea Pickart
Release 2.0
April 2018
List by Genus: Letters A-H
Abies | Abronia | Acer | Achillea | Acmispon | Agrostis | Aira | Allotropa |Alnus | Ambrosia |
Ammophila | Anaphalis | Angelica | Anthoxanthum | Aphanes | Arbutus | Arctostaphylos |
Arctotheca | Armeria | Artemisia | Athyrium | Atriplex | Avena | Azolla | Baccharis | Bellardia |
Bolboschoenus | Brassica | Briza | Bromus | Cakile | Calamagrostis | Calandrinia | Callitriche |
Calypso | Calystegia | Camissoniopsis | Capsella | Cardamine | Cardionema | Carex | Carpobrotus |
Castilleja | Cerastium | Chamerion | Chimaphila | Chloropyron | Cicuta | Cirsium | Clarkia |
Claytonia | Clinopodium | Coincya | Corethrogyne | Cortaderia | Cotoneaster | Cotula | Crassula |
Crocosmia | Cryptantha​ | Cuscuta | Cynodon | Cynosurus | Cyperus | Cytisus | Dactylis | Daucus |
Deschampsia | Distichlis | Dryopteris | Eleocharis | Elymus | Epilobium | Equisetum | Erigeron |
Eriogonum | Erodium | Erysimum | Eschscholzia | Festuca | Fragaria | Frangula | Galium |
Gamochaeta | Garrya | Gaultheria | Geranium | Gilia | Glehnia | Gnaphalium | Goodyera |
Grindelia | Hedera | Hesperevax | Hesperocyparis | Hieracium | Hippuris | Hirschfeldia | Holcus |
Hordeum | Hydrocotyle | Hypericum | Hypochaeris
Status: Conservation concern (C); Exotic (E); Invasive (I); California Native (N)
​
Habitat: Dune mat (DM), Dune scrub (DS), Dune swale (SW), Coniferous dune forest (CDF), Riparian forest (RF), Freshwater marsh (FM), Freshwater swamp (FS), Freshwater marsh (FM), Open water (OW), Brackish marsh (BM), Salt marsh (SM), Mudflat (MF) Agricultural wetland (AW).
​
* This vascular plant list for Humboldt Bay dunes and wetlands is based on collections made by the authors primarily between 2001 and 2008.
Please email comments, corrections, or proposed additions to andrea_pickart@fws.gov.
Nomenclature follows the Jepson Manual, Higher Plants of California, Second edition (U.C. Press 2012).
​
Scientific Name
Abies grandis
Common Name
grand fir
Close-up
Status
N
Occurs
HBNWR, Lanphere, Ma-le'l
Habitat
CDF, RF
Other
N/A
Scientific Name
Abronia latifolia
Common Name
yellow sand verbena
Close-up
Status
N
Occurs
HBNWR, Lanphere, Ma-le'l
Habitat
DM
Other
N/A
Scientific Name
Abronia umbellata var. breviflora
Common Name
pink sand verbena
Close-up
Status
N, C
Occurs
HBNWR, Lanphere, Ma-le'l
Habitat
DM
Other
N/A
Scientific Name
Acer macrophyllum
Common Name
big leaf maple
Close-up
Status
N
Occurs
HBNWR
Habitat
FS
Other
N/A
Scientific Name
Achillea millefolium
Common Name
common yarrow
Close-up
Status
N
Habitat
DM, CDF, SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Acmispon americanus var. americanus
Common Name
American bird's-foot trefoil
Close-up
Status
N
Habitat
SW, DM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Acmispon parviflorus
Common Name
small-flowered lotus
Close-up
Status
N
Habitat
DM, SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Agrostis hallii
Common Name
Hall's bentgrass
Close-up
Status
N
Habitat
CDF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Agrostis hallii
Common Name
Hall's bentgrass
Close-up
Status
N
Habitat
CDF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Agrostis microphylla
Common Name
little-leaf bentgrass
Close-up
Status
N
Habitat
SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Agrostis stolonifera
Common Name
creeping bentgrass
Close-up
Status
E, I
Habitat
BM, AW, FM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Aira caryophyllea
Common Name
silver hairgrass
Close-up
Status
E, I
Habitat
DM, DS, SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Aira praecox
Common Name
yellow hairgrass
Close-up
Status
E, I
Habitat
DM, DS, SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A
Scientific Name
Allotropa virgata
Common Name
sugar-stick
Close-up
Status
N
Habitat
CDF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A