401. California Loosestrife
Lythrum californicum
402. Leafy Fleabane
Erigeron foliosus
403. Splendid Mariposa Lily
Calochortus splendens
404. Longleaf Pondweed
Potamogeton nodosus
405. Menzies’ Goldenbush
Isocoma menziesii
406. California Plantain
Plantago erecta
407. Silver Cholla
Cylindropuntia echinocarpa
408. Lesser Water-Parsnip
Berula erecta
409. California Dandelion
Agoseris grandiflora
410. California Croton
Croton californicus
411. Virginia Pepperweed
Lepidium virginicum
412. Bigelow’s Monkeyflower
Diplacus bigelovii
413. Swamp Smartweed
Persicaria hydropiperoides
414. Cooper’s Popcornflower
Plagiobothrys collinus
415. Roundleaf Snowberry
Symphoricarpos rotundifolius
416. Marsh Baccharis
Baccharis douglasii
417. Tower Rockcress
Turritis glabra
418. Acton Brittlebush
Encelia actoni
419. Redskin Onion
Allium haematochiton
420. Nested Polypody
Polypodium calirhiza
421. Swamp Sedge
Carex senta
422. Mountain Brome
Bromus marginatus
423. Slender Woolly Buckwheat
Eriogonum gracile
424. Sierra Snapdragon
Sairocarpus multiflorus
425. Palmer’s Goldenbush
Ericameria palmeri
426. Sandblossoms
Linanthus parryae
427. Santa Catalina Mariposa Lily
Calochortus catalinae
428. Frémont’s Phacelia
Phacelia fremontii
429. California Suncup
Eulobus californicus
430. Broad-Glumed Wheatgrass
Elymus violaceus
431. Nuttall’s Sunflower
Helianthus nuttallii
432. Pacific Pea
Lathyrus vestitus
433. Plummer’s Mariposa Lily
Calochortus plummerae
434. Scouler’s St. John’s Wort
Hypericum scouleri
435. Pale Spikerush
Eleocharis macrostachya
436. Tall Flatsedge
Cyperus eragrostis
437. Santa Barbara Sedge
Carex barbarae
438. Smooth Horsetail
Equisetum laevigatum
439. Dotted Smartweed
Persicaria punctata
440. Hairy Water-Clover
Marsilea vestita
441. Wild Cucumber
Marah macrocarpa
442. Imbricate Phacelia
Phacelia imbricata
443. Chaparral Pea
Pickeringia montana
444. Sawtooth Goldenbush
Hazardia squarrosa
445. Ross’s Sedge
Carex rossii
446. Prairie Wedgescale
Sphenopholis obtusata
447. Bigelow’s Tickseed
Coreopsis bigelovii
448. Whitetip Clover
Trifolium variegatum
449. Blue Fiestaflower
Pholistoma auritum
450. Bigelow’s Spikemoss
Selaginella bigelovii
451. Sacapellote
Acourtia microcephala
452. Danny’s Skullcap
Scutellaria tuberosa
453. Mock Parsley
Apiastrum angustifolium
454. Mountain Blue Penstemon
Penstemon laetus
455. Jimbrush
Ceanothus sorediatus
456. Narrowleaf Bedstraw
Galium angustifolium
457. Wedgeleaf Horkelia
Horkelia cuneata
458. Desert Needlegrass
Stipa speciosa
459. Lindley’s Silverpuffs
Microseris lindleyi
460. Alkali Buttercup
Ranunculus cymbalaria
461. Southern Goldenrod
Solidago confinis
462. Winterfat
Krascheninnikovia lanata
463. Crested Needlegrass
Eriocoma coronata
464. Tufted Alumroot
Heuchera caespitosa
465. Wand Buckwheat
Eriogonum roseum
466. Chaparral Nightshade
Solanum xanti
467. Low Canyon Dudleya
Dudleya cymosa subsp. pumila
468. Coast Indian Paintbrush
Castilleja affinis
469. Mexican Rush
Juncus mexicanus
470. Floating Primrose-Willow
Ludwigia peploides
471. California Prickly Phlox
Leptodactylon californicum
472. Showy Maiden Fern
Christella puberula
473. Schott’s Sedge
Carex schottii
474. Wright Threeawn
Aristida wrightii
475. Wrinkled Rush
Juncus dubius
476. Kellogg’s Snapdragon
Neogaerrhinum strictum
477. Slender Lip Fern
Myriopteris gracilis
478. Dunn’s Lobelia
Palmerella debilis
479. Wrinkled Rush
Juncus rugulosus
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