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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

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).  

Abies

Scientific Name

Abies grandis

Abies_grandis_plant.jpg

Common Name 

grand fir

Close-up 

Abies_grandis_cone.jpg

Status

N

Occurs

HBNWR, Lanphere, Ma-le'l

Habitat

CDF, RF

Other

N/A

Abies_grandis_habitat.jpg
Abronia

Scientific Name

Abronia latifolia

Abronia_latifolia_plant.jpg

Common Name 

yellow sand verbena

Close-up 

Abronia_latifolia_flower.jpg

Status

N

Occurs

HBNWR, Lanphere, Ma-le'l

Habitat

DM

Other

N/A

Abronia_latifolia_habitat.jpg

Scientific Name

Abronia umbellata var. breviflora

abr_umb_2_plant_oldguide.jpg

Common Name 

pink sand verbena

Close-up 

Abronia_umbellata_breviflora_flower.jpg

Status

N, C

Occurs

HBNWR, Lanphere, Ma-le'l

Habitat

DM

Other

N/A

Abronia_umbellata_breviflora_habitat.jpg

Scientific Name

Acer macrophyllum

ace_mac_1_closeup.jpg

Common Name 

big leaf maple

Close-up 

ace_mac_3_plant_oldguide.jpg

Status

N

Occurs

HBNWR

Habitat

FS

Other

N/A

ace_mac_2_habitat_oldguide.jpg
Acer
Achillea

Scientific Name

Achillea millefolium

Achillea_millefolium_plant.jpg

Common Name 

common yarrow

Close-up 

Achillea_millefolium_flower5-20-19ap.jpg

Status

N

Habitat

DM, CDF, SW

Achillea_millefolium_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Acmispon americanus var. americanus

Acmispon_americanus_plant.jpg

Common Name 

American bird's-foot trefoil

Close-up 

Acmispon_americanus_flower.jpg

Status

N

Habitat

SW, DM

Acmispon_americans_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Acmispon parviflorus

Acmispon_parviflorus_plant.jpg

Common Name 

small-flowered lotus

Close-up 

Acmispon_parviflorus_flower.jpg

Status

N

Habitat

DM, SW

Acmispon_parviLotus_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Agrostis hallii

Agrostis_hallii_plant.jpg

Common Name 

Hall's bentgrass

Close-up 

Agrostis_hallii_flower.jpg

Status

N

Habitat

CDF

Agrostis_hallii_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Agrostis hallii

Agrostis_hallii_plant.jpg

Common Name 

Hall's bentgrass

Close-up 

Agrostis_hallii_flower.jpg

Status

N

Habitat

CDF

Agrostis_hallii_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Agrostis microphylla

Agrostis_microphylla_plant.jpg

Common Name 

little-leaf bentgrass

Close-up 

Agrostis_microphylla_flower.jpg

Status

N

Habitat

SW

Agrostis_microphylla_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Agrostis stolonifera

Agrostis_stolonifera_plant.jpg

Common Name 

creeping bentgrass

Close-up 

Agrostis_stolonifera_flower.jpg

Status

E, I

Habitat

BM, AW, FM

Agrostis_stolonifera_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Aira caryophyllea

Aira_cariophyllea_plant.jpg

Common Name 

silver hairgrass

Close-up 

Aira_cariophyllea_flower.jpg

Status

E, I

Habitat

DM, DS, SW

Aira_caryophyllea_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Aira praecox

Aira_praecox_plant.jpg

Common Name 

yellow hairgrass

Close-up 

Aira_praecox_flower.jpg

Status

E, I

Habitat

DM, DS, SW

Aira_praecox_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A

Scientific Name

Allotropa virgata

Allotropa_virgata_plant.jpg

Common Name 

sugar-stick

Close-up 

Allotropa_virgata_flower.jpg

Status

N

Habitat

CDF

Allotropa_virgata_habitat.jpg

Occurs

HBNWR, Lanphere, Ma-le'l

Other

N/A