Marin Rare Plants Gallery
A Gallery of 114 of the plants in Marin listed as CRPR rare or endangered. Of the remaining Marin rare species, some are mosses and have not been included, and some have not been seen in a long time and may have become extirpated.
Photos by Vernon and Doreen Smith.
Abronia umbellata ssp. breviflora
Agrostis blasdalei
Alopecurus aequalis var. sonomensis Short-awn Foxtail
Amorpha californica var. napensis Napa False-indigo
Amsinckia lunaris Bent-flowered Fiddleneck
Arabis blepharophylla coast rock-cress
Arctostaphylos montana ssp montana Mt. Tamalpais Manzanita LIST1B.3
Arctostaphylos virgata Bolinas manzanita LIST 1B.2
Arenaria paludicola marsh sandwort
Aspidotis carlotta-halliae Carlotta Hall's lace-fern LIST 4.2
Astragalus breweri
Astragalus nuttallii
Astragalus pycnostachyus
Blennosperma nanum var. robustum Point Reyes Blennosperma
Calamagrostis ophitidis serpentine reed-grass
Calamagrostis stricta ssp. inexpansa
Calandrinia breweri
Calochortus umbellatus Oakland Star-tulip LIST 4.2
Calochortus uniflorus Monterey Star-tulip
Calochortus tiburonensis
Calystegia collina ssp. oxyphylla Mt. St. Helena morning-glory
Calystegia purpurata ssp saxicola
Campanula californica marsh harebell
Carex lyngbyei
Castilleja ambigua ssp. ambigua saltmarsh owl's-clover
Castilleja affinis ssp. neglecta
Castilleja ambigua ssp. humboldtiensis
Ceanothus decornutus (Nicasio Ceanothus)
Ceanothus gloriosus glory bush
Ceanothus gloriosus var. exaltatus Point Reyes ceanothus
Ceanothus gloriosus ssp. porrectus
Ceanothus masonii
Cerastium viride
Chloropyron maritimum ssp. palustre Point Reyes salt-marsh bird's-beak List 1B.2
Chloropyron molle ssp. molle
Chorizanthe cuspidata var. villosa Sand Spine-flower LIST 1B.2
Chorizanthe cuspidata var. cuspidata
Chorizanthe valida (Sonoma spineflower)
Cicuta maculata ssp. bolanderi water hemlock
Cirsium andrewsii Franciscan thistle LIST 1B.2
Cirsium hydrophilum var. vaseyi Mt. TamalpaisThistle
Clarkia concinna ssp. raichei Raiche's red- ribbon clarkia
Collinsia corymbosa
Cypripedium californicum
Delphinium bakeri Baker's larkspur
Delphinium luteum yellow larkspur
Dirca occidentalis western leatherwood LIST1B.2
Elymus californicus Calif. bottlebrush grass
Erigeron biolettii - (streamside rayless daisy)
Eriogonum luteolum var. caninum Tiburon buckwheat
Erysimum franciscanum
Fritillaria liliacea Fragrant Fritillary LIST 1B.2
Fritillaria lanceolata var. tristulis
Gilia capitata ssp. chamissonis - (blue dune gilia)
Gilia capitata ssp. tomentosa
Gilia millefoliata – dark-eyed gilia
Glehnia leiocarpa
Grindelia hirsutula maritima
Hemizonia congesta ssp. congesta white seaside tarplant
Hesperevax sparsiflora var. brevifolia (short-leaved evax)
Hesperolinon congestum
Holocarpha macradenia - (Santa Cruz tarplant)
Horkelia marinensis Pt. Reyes horkeliaLIST 1B.2
Horkelia tenuiloba Thin-lobed Horkelia
Hosackia gracilis Harlequin Lotus
Iris longipetala Long-petaled Iris
Juglans hindsii
Juncus acutus
Kopsiopsis hookeri Hooker's ground-cone
Lasthenia californica ssp. macrantha wide-leaved perennial goldfields
Lasthenia conjugens Contra Costa goldfields
Lasthenia californica ssp. macrantha wide-leaved perennial goldfields
Layia carnosa Beach Layia
Leptosiphon acicularis Bristly Leptosiphon
Leptosiphon grandiflorus Large-flowered Linanthus LIST 4.2
Leptosiphon croceus
Lessingia hololeuca Woolly-headed Lessingia
Lessingia micradenia var. micradenia - (Mount Tamalpais Lessingia)
Lilium maritimum
Limnanthes douglasii ssp. sulphurea Point Reyes meadow-foam
Limosella australis
Lupinus tidestromii Tidestrom's lupine
Microseris paludosa - (marsh Microseris)
Monardella sinuata ssp.nigrescens sand-dune coyote mint
Navarretia cotulifolia Cotula-leaved Navarretia
Navarretia leucocephala ssp. bakeri - (vernal pool Baker’s navarretia)
Navarretia rosulata Marin County navarretia
Pentachaeta bellidiflora
White-rayed Pentachaeta
Perideridia gairdneri ssp. gairdneri - (Gairdner's yampah)
Phacelia sp. Bull Point
Phacelia insularis var. continentis north coast phacelia
Piperia elegans ssp. decurtata Point Reyes Rein Orchid
Piperia michaelii Michael's Piperia
Pleuropogon hooverianus
Pleuropogon refractus
Polemonium carneum
Polygonum marinense Marin Knotweed
Quercus parvula
Quercus parvula var. shrevei
Ranunculus lobbii Lobb's Aquatic Buttercup
Ribes victoris
Sagittaria sanfordii Sanford's Arrowhead
Sagittaria sanfordii Sanford's Arrowhead
Sidalcea malviflora ssp. purpurea purple-stemmed checkerbloom
Sidalcea calycosa
Stellaria littoralis coastal stitchwort
Streptanthus anomalus - (Mt Burdell jewelflower)
Streptanthus batrachopus Tamalpais jewelflower
Streptanthus glandulosus ssp. niger Tiburon Jewel-flower
Streptanthus glandulosus ssp. pulchellus Mt.Tamalpais Jewelflower LIST 1B.2
Symphyotrichum lentum
Toxicoscordion fontanum Marsh Zigadene
Trifolium amoenum
Triphysaria floribunda San Francisco Owl's-clover
Usnea longissima