Authors: Lassen Volcanic NP Resource Management
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Families: 84
Genera: 343
Species: 799
Total Taxa (details): 829

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Sambucus canadensis
Common Elderberry
[ADOXACEAE]
Sambucus cerulea
blue elderberry
Sagittaria cuneata
Arum-Leaf Arrowhead
[ALISMATACEAE]
Chenopodium atrovirens
Pinyon Goosefoot
[AMARANTHACEAE]
Dysphania botrys
Jerusalem-Oak
Dysphania pumilio
Clammy Wormseed
Monolepis nuttalliana
Nuttall's Poverty-Weed
Allium campanulatum
Rosy Sierran Onion
[AMARYLLIDACEAE]
Allium obtusum
Red Sierran Onion
Allium parvum
Dwarf Onion
Allium platycaule
Flat-Stem Onion
Allium validum
Tall Swamp Onion
Angelica breweri
Brewer's Angelica
[APIACEAE]
Cicuta douglasii
Western Water-Hemlock
Heracleum maximum
American Cow-Parsnip
Ligusticum grayi
Sheep Wild Lovage
Osmorhiza berteroi
Mountain Sweet-Cicely
Osmorhiza occidentalis
Sierran Sweet-Cicely
Oxypolis occidentalis
Western Cowbane
Perideridia bolanderi
Bolander's Yampah
Perideridia howellii
Howell's Yampah
Perideridia lemmonii
Lemmon's Yampah
Perideridia parishii
Parish's Yampah
Sanicula graveolens
Sierran Black-Snakeroot
Sium suave
Hemlock Water-Parsnip
Apocynum androsaemifolium
Spreading Dogbane
[APOCYNACEAE]
Asclepias cordifolia
Heart-Leaf Milkweed
Asclepias speciosa
Showy Milkweed
Cycladenia humilis
Sacramento Waxy-Dogbane
Lemna trisulca
Ivy-Leaf Duckweed
[ARACEAE]
Lemna turionifera
Turion Duckweed
Spirodela punctata
Dotted Duckmeat
Asarum hartwegii
Hartweg's Wild Ginger
[ARISTOLOCHIACEAE]
Camassia quamash
Small Camas
[ASPARAGACEAE]
Hastingsia alba
White Rush-Lily
Maianthemum racemosum
Feathery False Solomon's-Seal
Maianthemum stellatum
Starry False Solomon's-Seal
Triteleia montana
Mountain Triplet-Lily
Asplenium septentrionale
Forked Spleenwort
[ASPLENIACEAE]
Achillea millefolium
western yarrow
[ASTERACEAE]
Adenocaulon bicolor
American Trailplant
Ageratina occidentalis
Western Snakeroot
Agoseris aurantiaca
Orange-Flower Goat-Chicory
Agoseris glauca
Pale Goat-Chicory
Agoseris grandiflora
Large-Flower Goat-Chicory
Agoseris heterophylla
Annual Goat-Chicory
Agoseris retrorsa
Spear-Leaf Goat-Chicory
Anaphalis margaritacea
Pearly-Everlasting
Antennaria corymbosa
Flat-Top Pussytoes
Antennaria dimorpha
Cushion Pussytoes
Antennaria geyeri
Pinewoods Pussytoes
Antennaria media
Rocky Mountain Pussytoes
Antennaria rosea
Rosy Pussytoes
Arnica chamissonis
Leafy Leopardbane
Arnica cordifolia
Heart-Leaf Leopardbane
Arnica dealbata
Mock Leopardbane
Arnica discoidea
Rayless Leopardbane
Arnica fulgens
Shining Leopardbane
Arnica longifolia
Spear-Leaf Leopardbane
Arnica mollis
Cordilleran Leopardbane
Arnica nevadensis
Sierran Leopardbane
Artemisia arbuscula
Dwarf Sagebrush
Artemisia douglasiana
Douglas' Wormwood
Artemisia tridentata
Big Sagebrush
Balsamorhiza sagittata
Arrow-Leaf Balsamroot
Bidens cernua
Nodding Burr-Marigold
Brickellia grandiflora
Tassel-Flower Brickellbush
Brickellia greenei
Mountain Brickellbush
Chaenactis nevadensis
Northern Sierran Pincushion
Cirsium douglasii
Douglas' Thistle
Cirsium scariosum
Meadow Thistle
Cirsium vulgare
Bull Thistle
Conyza canadensis
Canadian Horseweed
Crepis acuminata
Long-Leaf Hawk's-Beard
Crepis capillaris
Smooth Hawk's-Beard
Crepis monticola
Mountain Hawk's-Beard
Crepis occidentalis
Large-Flower Hawk's-Beard
Dieteria canescens
Hoar False Tansy-Aster
Ericameria bloomeri
Rabbitbush Heath-Goldenrod
Ericameria greenei
Greene's Heath-Goldenrod
Ericameria nauseosa
Rubber-Rabbitbrush
Ericameria parryi
Parry's Rubber-Rabbitbrush
Erigeron acris
Bitter Fleabane
Erigeron barbellulatus
Shining Fleabane
Erigeron breweri
Brewer's Fleabane
Erigeron compositus
Dwarf Mountain Fleabane
Erigeron coulteri
Large Mountain Fleabane
Erigeron elegantulus
Blue Dwarf Fleabane