Lassen Volcanic National Park
Authors: Lassen Volcanic NP Resource Management

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Families: 83
Genera: 343
Species: 799
Total Taxa: 829

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Image source: all images linked voucher images only

Dulichium arundinaceum
Three-Way Sedge
[CYPERACEAE]
Eleocharis acicularis
Needle Spike-Rush
Eleocharis bella
Delicate Spike-Rush
Eleocharis macrostachya
Pale Spike-Rush
Eleocharis quinqueflora
Few-Flower Spike-Rush
Eleocharis reverchonii
Reverchon's Spike-Rush
Eriophorum gracile
Slender Cotton-Grass
Rhynchospora alba
White Beak Sedge
Schoenoplectus acutus
hardstem bulrush
Schoenoplectus americanus
chairmaker's bulrush
Schoenoplectus subterminalis
Swaying Wood Club-Rush
Scirpus congdonii
Congdon's Bulrush
Scirpus microcarpus
panicled bulrush
Cystopteris fragilis
Brittle Bladder Fern
[CYSTOPTERIDACEAE]
Pteridium aquilinum
Northern Bracken Fern
[DENNSTAEDTIACEAE]
Drosera anglica
English Sundew
[DROSERACEAE]
Drosera rotundifolia
Round-Leaf Sundew
Polystichum imbricans
Narrow-Leaf Sword Fern
[DRYOPTERIDACEAE]
Polystichum kruckebergii
Kruckeberg's Holly Fern
Polystichum scopulinum
Mountain Holly Fern
Equisetum arvense
Field Horsetail
[EQUISETACEAE]
Equisetum laevigatum
Smooth Scouring-Rush
Allotropa virgata
Sugarstick
[ERICACEAE]
Arctostaphylos nevadensis
Pinemat Manzanita
Arctostaphylos patula
Green-Leaf Manzanita
Cassiope mertensiana
Western Moss-Heather
Chimaphila menziesii
Little Prince's-Pine
Gaultheria humifusa
Alpine Spicy-Wintergreen
Kalmia microphylla
Alpine-Laurel
Kalmia polifolia
Bog-Laurel
Ledum glandulosum
Western Labrador-Tea
Phyllodoce breweri
Red Mountain-Heath
Pterospora andromedea
Woodland Pinedrops
Pyrola asarifolia
Pink Wintergreen
Pyrola dentata
Toothleaf Wintergreen
Pyrola picta
White-Vein Wintergreen
Vaccinium uliginosum
Alpine Blueberry
Chamaesyce maculata
Spotted Sandmat
[EUPHORBIACEAE]
Chamaesyce serpyllifolia
Thyme-Leaf Sandmat
Croton setigerus
Turkey-Mullein
Euphorbia serpillifolia
Thyme-Leaf Sandmat
Lathyrus nevadensis
Sierran Vetchling
[FABACEAE]
Lotus oblongifolius
Streambank Deer-Vetch
Lotus oblongifolius var. oblongifolius
streambank bird's-foot trefoil
Lotus unifoliolatus
American Bird's-Foot Trefoil
Lotus unifoliolatus var. unifoliolatus
American Bird's-Foot Trefoil
Lupinus angustiflorus
Narrow-Flower Lupine
Lupinus arbustus
Long-Spur Lupine
Lupinus lepidus
Elegant Lupine
Lupinus lyallii
Dwarf Mountain Lupine
Lupinus obtusilobus
Blunt-Lobe Lupine
Lupinus polyphyllus
Blue-Pod Lupine
Melilotus alba
White Sweet-Clover
Melilotus indica
sourclover
Trifolium hybridum
Alsike Clover
Trifolium kingii
King's Clover
Trifolium longipes
Long-Stalk Clover
Trifolium microcephalum
Small-Head Clover
Trifolium monanthum
Mountain Carpet Clover
Trifolium repens
White Clover
Trifolium variegatum
Pacific Grove Clover
Vicia americana
American Purple Vetch
Vicia americana subsp. americana
American Purple Vetch
Chrysolepis sempervirens
Sierran Chinkapin
[FAGACEAE]
Quercus kelloggii
California Black Oak
Gentiana newberryi
Alpine Gentian
[GENTIANACEAE]
Gentianella amarella
Autumn Dwarf-Gentian
Gentianopsis simplex
One-Flower Fringed-Gentian
Erodium cicutarium
Red-Stem Stork's-Bill
[GERANIACEAE]
Ribes cereum
wax currant
[GROSSULARIACEAE]
Ribes inerme
White-Stem Gooseberry
Ribes inerme var. inerme
whitestem gooseberry
Ribes montigenum
Western Prickly Gooseberry
Ribes nevadense
Sierran Currant
Ribes roezlii
Sierran Gooseberry
Ribes viscosissimum
Sticky Currant
Myriophyllum sibiricum
Siberian Water-Milfoil
[HALORAGACEAE]
Myriophyllum spicatum
Eurasian Water-Milfoil
Najas flexilis
Northern Waternymph
[HYDROCHARITACEAE]
Hypericum anagalloides
tinker's penny
[HYPERICACEAE]
Hypericum perforatum
Common St. John's-Wort
Hypericum scouleri
Scouler's St. John's-Wort
Hypericum scouleri subsp. scouleri
Scouler's St. Johnswort
Iris tenuissima
Long-Tube Iris
[IRIDACEAE]
Sisyrinchium bellum
California Blue-Eyed-Grass
Sisyrinchium elmeri
Elmer's Blue-Eyed-Grass
Sisyrinchium idahoense
Idaho Blue-Eyed-Grass
Isoëtes bolanderi
Bolander's Quillwort
[ISOETACEAE]
Isoëtes nuttallii
Nuttall's Quillwort
Juncus acutus
Spiny Rush
[JUNCACEAE]
Juncus balticus
Baltic Rush
Juncus bufonius
Toad Rush