






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
Ranunculus | Raphanus | Ribes | Rosa | Rubus | Rumex | Ruppia | Salicornia | Salix | Sambucus | Sanicula | Sceptridium | Schoenoplectus | Scirpus | Scrophularia | Senecio | Silene | Sisymbrium | Sisyrinchium | Solanum | Solidago | Sonchus | Sparganium | Spartina | Spergula | Spergularia | Spiranthes | Stachys | Stellaria | Symphyotrichum | Tanacetum | Toxicodendron | Trifolium | Triglochin | Triphysaria | Trisetum | Typha | Vaccinium | Vicia | Vinca | Zantedeschia | Zeltnera | Zostera
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
Ranunculus californicus

Common Names
California buttercup
Close-up

Status
N/A
Habitat
SW
Occurs
N/A
Other
N/A

Scientific Name
Raphanus raphanistrum

Common Name
wild radish
Close-up

Status
E
Habitat
DM, AW, RF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Ribes sanguineum var. glutinosum

Common Name
pink-flowering currant
Close-up

Status
N
Habitat
CDF, FS, RF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Ribes divaricatum var. pubiflorum

Common Name
spreading gooseberry
Close-up

Status
N
Habitat
CDF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Ribes laxiflorum

Common Name
trailing black currant
Close-up

Status
N
Habitat
CDF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rosa nutkana ssp. nutkana

Common Name
Nootka rose
Close-up

Status
N
Habitat
CDF
Occurs
N/A
Other
N/A

Scientific Name
Rubus armeniacus

Common Name
Himalaya-blackberry
Close-up

Status
E, I
Habitat
FS, SW, RF, AW
Occurs
HBNWR
Other
N/A

Scientific Name
Rubus parviflorus

Common Name
thimbleberry
Close-up

Status
N
Habitat
FS, RF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rubus spectabilis

Common Name
salmonberry
Close-up

Status
N
Habitat
RF, FS
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rubus ursinus

Common Name
California blackberry
Close-up

Status
N
Habitat
CDF, RF, FS, DM, DS, SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rumex acetosella

Common Name
sheep sorrel
Close-up

Status
E, I
Habitat
DM, DS,SW, CDF, RF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rumex crassus

Common Name
willow-leaved dock
Close-up

Status
N
Habitat
SW, BM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rumex crispus

Common Name
curly dock
Close-up

Status
E, I
Habitat
FM, SW, AW, BM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Rumex occidentalis

Common Name
western dock
Close-up

Status
N
Habitat
FM, BM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Ruppia maritima

Common Name
ditch grass
Close-up

Status
N
Habitat
SM, BM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Salicornia pacifica

Common Name
common pickleweed
Close-up

Status
N
Habitat
SM, BM, AW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Salix hookeriana

Common Name
Hoooker willow
Close-up

Status
N
Habitat
SW, FS, DS
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Salix lasiandra var. lasiandra

Common Name
yellow willow
Close-up

Status
N
Habitat
FS, RF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Salix sitchensis

Common Name
Coulter Willow
Close-up

Status
N
Habitat
FS
Occurs
N/A
Other
N/A

Scientific Name
Sambucus racemosa

Common Name
red elderberry
Close-up

Status
N
Habitat
RF, CDF, FS
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Sanicula arctopoides

Common Name
footsteps of spring
Close-up

Status
N
Habitat
DM
Occurs
N/A
Other
N/A

Scientific Name
Sanicula crassicaulis

Common Name
Pacific sanicle
Close-up

Status
N
Habitat
CDF
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Sceptridium multifidum

Common Name
common grapefern
Close-up

Status
N
Habitat
FM, FS, SW
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Schoenoplectus acutus var. occidentalis

Common Name
hard-stemmed tule
Close-up

Status
N
Habitat
FM, BM
Occurs
HBNWR, Lanphere, Ma-le'l
Other
N/A

Scientific Name
Schoenoplectus americanus

Common Name
bulrush
Close-up

Status
N
Habitat
FM, BM
Occurs
N/A
Other