Sun Feb 8, 2026 Field Trip: Cowles Mountain, Mission Trails Regional Park
CHAPARRAL, COASTAL SAGE SCRUB-1: Mission Trails Regional Park (Cowles Mtn. field trip)
LYCOPHYTES
1. Selaginella bigelovii --- Bigelow's Spike-Moss --- Selaginellaceae
2. Selaginella cinerascens --- Mesa Spike-Moss --- Selaginellaceae
FERNS
3. Pellaea mucronata --- Bird's Foot Cliff-Brake --- Pteridaceae
ANGIOSPERMS
4. Hesperoyucca whipplei --- Chaparral Candle --- Agavaceae
5. Malosma laurina --- Laurel Sumac --- Anacardiaceae
6. Artemisia californica --- Coastal Sagebrush --- Asteraceae
7. Baccharis sarothroides --- Broom Baccharis --- Asteraceae
8. Bahiopsis laciniata --- San Diego Sunflower --- Asteraceae
9. Gutierrezia sarothrae --- Broom Matchweed --- Asteraceae
10. Cylindropuntia prolifera --- Coast Cholla --- Cactaceae
11. Ferocactus viridescens --- Coast Barrel Cactus --- Cactaceae
12. Marah macrocarpa --- Wild-Cucumber --- Cucurbitaceae
13. Xylococcus bicolor --- Mission Manzanita --- Ericaceae
14. Acmispon glaber [Lotus scoparius] --- Deerweed --- Fabaceae
15. Salvia mellifera --- Black Sage --- Lamiaceae
16. Diplacus puniceus [Mimulus aurantiacus] --- Coast Monkeyflower --- Phrymaceae
17. Eriogonum fasciculatum --- California Buckwheat --- Polygonaceae
18. Ceanothus tomentosus --- Ramona-Lilac --- Rhamnaceae
19. Rhamnus crocea --- Spiny Redberry --- Rhamnaceae
20. Adenostoma fasciculatum --- Chamise --- Rosaceae
OPTIONAL: CHAPARRAL, COASTAL SAGE SCRUB-1
BRYOPHYTES
1. Asterellopsis palmeri [Asterella palmeri] --- Palmer's Asterellopsis --- Aytoniaceae
2. Bryum argenteum --- Silvergreen Bryum Moss --- Bryaceae
FERNS
3. Ophioglossum californicum --- California Adder's Tongue --- Ophioglossaceae
4. Myriopteris newberryi --- California Cotton Fern --- Pteridaceae
5. Pentagramma glanduloviscida --- Silverback Fern --- Pteridaceae
ANGIOSPERMS
6. Eriophyllum confertiflorum --- Long-Stem Golden-Yarrow --- Asteraceae
7. Hazardia squarrosa --- Saw-tooth Goldenbush --- Asteraceae
8. Porophyllum gracile --- Odora --- Asteraceae
9. Hirschfeldia incana*-- Short-Pod Mustard --- Brassicaceae
10. Euphorbia polycarpa [Chamaesyce p.] --- Small-seed Sandmat --- Euphorbiaceae
Sat Feb 21, 2026 Field Trip: Old Mission Dam/Oak Canyon Trail, Mission Trails Regional Park
RIPARIAN WOODLAND: M.T.R.P. (Old Mission Dam/Oak Canyon field trip)
ANGIOSPERMS
1. Baccharis salicifolia --- Mule Fat, Seep-Willow --- Asteraceae
2. Platanus racemosa --- Western Sycamore --- Platanaceae
3. Populus fremontii --- Western Cottonwood --- Salicaceae
4. Salix lasiolepis --- Arroyo Willow --- Salicaceae
CHAPARRAL, COASTAL SAGE SCRUB, OAK WOODLAND-2: M.T.R.P. (Old Mission Dam field trip)
FERNS
1. Polypodium californicum --- California Polypody --- Polypodiaceae
2. Myriopteris newberryi --- California Cotton Fern --- Pteridaceae
3. Pentagramma glanduloviscida --- Silverback Fern --- Pteridaceae
ANGIOSPERMS
4. Rhus integrifolia --- Lemonadeberry --- Anacardiaceae
5. Toxicodendron diversilobum --- Western Poison-Oak --- Anacardiaceae
6. Isocoma menziesii --- Goldenbush --- Asteraceae
7. Quercus agrifolia --- Coast Live Oak --- Fagaceae
8. Erodium botrys* --- Long-Beak Filaree/Storksbill --- Geraniaceae
9. Ribes indecorum --- White Flower Currant --- Grossulariaceae
10. Salvia apiana --- White Sage --- Lamiaceae
11. Malacothamnus fasciculatus --- Chaparral Bushmallow --- Malvaceae
12. Claytonia perfoliata --- Miner's Lettuce --- Montiaceae
13. Avena barbata* --- Slender Wild Oat --- Poaceae
14. Bromus rubens* --- Foxtail Chess --- Poaceae
15. Nassella pulchra --- Purple Needlegrass --- Poaceae
16. Thalictrum fendleri --- Fendler's Meadow-Rue --- Ranunculaceae
17. Cercocarpus minutiflorus --- San Diego Mountain-Mahogany --- Rosaceae
18. Heteromeles arbutifolia --- Toyon, Christmas Berry --- Rosaceae
19. Prunus ilicifolia --- Islay, Holly-Leaf Cherry --- Rosaceae
20. Dipterostemon capitatus --- Blue Dicks --- Themidaceae
21. Sambucus mexicana --- Blue Elderberry --- Viburnaceae
OPTIONAL: CHAPARRAL, COASTAL SAGE SCRUB, OAK WOODLAND-2: M.T.R.P
ANGIOSPERMS
1. Cryptantha intermedia --- Nievitas Cryptantha --- Boraginaceae
2. Erodium cicutarium* --- Red-Stem Filarre/Storksbill --- Geraniaceae
3. Erodium moschatum* --- White-Stem Filaree/Storksbill --- Geraniaceae
4. Mirabilis laevis --- Coastal Wishbone Plant --- Nyctaginaceae
5. Eschscholzia californica --- California Poppy --- Papaveraceae
6. Bromus diandrus* --- Ripgut Grass --- Poaceae
7. Linanthus dianthiflorus --- Farinose Ground Pink --- Polemoniaceae
Sat Mar 7, 2026 Field Trip: Hard pan mesa vernal pool:
VERNAL POOL PLANTS:
LYCOPHYTES
1. Isoetes howellii --- Howell's Quillwort --- Isoetaceae
2. Isoetes orcuttii --- Orcutt's Quillwort --- Isoetaceae
FERNS
3. Pilularia americana --- American Pillwort --- Marsileaceae
ANGIOSPERMS
4. Eryngium aristulatum var. parishii--- San Diego Button-Celery --- Apiaceae
5. Psilocarphus brevissimus var. brevissimus--- Dwarf Woolly-Marbles --- Asteraceae
6. Crassula aquatica --- Water Pygmyweed --- Crassulaceae
7. Downingia cuspidata --- Downingia --- Campanulaceae
8. Eleocharis macrostachya --- Pale Spikerush --- Cyperaceae
9. Pogogyne abramsii--- San Diego Mesa Mint --- Lamiaceae
10. Lythrum hyssopifolia* --- Grass Poly --- Lythraceae
11. Callitriche marginata --- Winged Water-Starwort --- Plantaginaceae
12. Plantago elongata --- Praire Plantain --- Plantaginaceae
13. Brodiaea orcuttii --- Orcutt's Brodiaea --- Themidaceae
VERNAL POOL ASSOCIATES:
BRYOPHYTES
1. Geothallus tuberosus --- Campbell's Liverwort --- Sphaerocarpaceae
ANGIOSPERMS
2. Muilla maritima --- Coastal Muilla --- Themidaceae
VERNAL POOL PLANTS (Optional):
ANGIOSPERMS
1. Crassula solieri --- Smooth-Seed Pygmyweed --- Crassulaceae
2. Elatine brachysperma --- Short Seed Waterwort --- Elatinaceae
Sat Mar 14, 2026 Field Trip: Anza Borrego Desert State Park:
DESERT PLANTS: Creosote Bush Scrub, Dry Desert Wash, Succulent Desert Scrub, Alkaline Desert Wash
ANGIOSPERMS
1. Agave deserti --- Desert Agave --- Agavaceae
2. Justicia californica --- Chuparosa, Beloperone --- Acanthaceae
3. Atriplex hymenelytra --- Desert Holly --- Amaranthaceae [Chenopodiaceae]
4. Atriplex polycarpa --- Many-Fruit Saltbush --- Amaranthaceae [Chenopodiaceae]
5. Pilostyles thurberi -- Thurber's Pilostyles --- Apodanthaceae
6. Washingtonia filifera --- California Fan Palm --- Arecaceae
7. Ambrosia dumosa --- White Bur-Sage/Burro-Weed --- Asteraceae
8. Ambrosia salsola var. s. --- Cheesebush, Burrobrush --- Asteraceae
9. Encelia farinosa var. farinosa --- Brittlebush, Incienso --- Asteraceae
10. Chilopsis linearis subsp. arcuata --- Desert-Willow -- Bignoniaceae
11. Cylindropuntia bigelovii --- Teddy-Bear/Jumping Cholla --- Cactaceae
12. Cylindropuntia fosbergii --- Pink Teddy-Bear Cholla --- Cactaceae
13. Cylindropuntia ganderi --- Gander's Cholla --- Cactaceae
14. Echinocereus engelmannii --- Engelmann's Hedgehog Cactus --- Cactaceae
15. Ferocactus cylindraceus --- California Barrel Cactus --- Cactaceae
16. Opuntia basilaris var. basilaris --- Beavertail Cactus --- Cactaceae
17. Cuscuta psorothamnensis --- Desert Dodder --- Convolvulaceae
18. Neltuma odorata --- [Prosopis glandulosa var. torreyana] Honey Mesquite --- Fabaceae
19. Psorodendron schottii --- Indigo Bush --- Fabaceae
20. Psorodendron spinosum--- Smoke Tree --- Fabaceae
21. Psorothamnus emoryi --- White-Dalea --- Fabaceae
22. Senegalia greggii [Acacia greggii] --- Catclaw Acacia --- Fabaceae
23. Fouquieria splendens subsp. splendens --- Ocotillo --- Fouquieriaceae
24. Krameria bicolor [K. grayi] --- White Ratany --- Krameriaceae
25. Condea emoryi [Hyptis e.] --- Desert-Lavender --- Lamiaceae
26. Simmondsia chinensis --- Jojoba, Goatnut --- Simmondsiaceae
27. Phoradendron californicum --- Desert Mistletoe --- Viscaceae
28. Larrea tridentata --- Creosote Bush --- Zygophyllaceae
OPTIONAL:
LYCOPHYTES
1. Selaginella eremophila --- Desert Spike-Moss --- Selaginellaceae
FERNS
2. Myriopteris covillei --- Coville's Lip Fern --- Pteridaceae
GYMNOSPERMS
3. Juniperus californica --- California Juniper --- Cupressaceae
4. Pinus californiarum --- California Pinyon Pine --- Pinaceae
ANGIOSPERMS
5. Hesperocallis undulata --- Desert Lily --- Agavaceae
6. Bahiopsis parishii --- Parish's Goldeneye --- Asteraceae
7. Bebbia juncea var. aspera--- Rush Sweetbush --- Asteraceae
8. Chaenactis fremontii --- Desert Pincushion --- Asteraceae
9. Malacothrix glabrata --- Desert Dandelion --- Asteraceae
10. Palafoxia arida var. arida --- Desert Spanish Needles --- Asteraceae
11. Perityle emoryi --- Emory's Rock-Daisy --- Asteraceae
12. Dithyrea californica --- Spectacle-Pod --- Brassicaceae
13. Bursera microphylla --- Elephant Tree, Torote --- Burseraceae
14. Mammillaria dioica --- Fish-Hook Cactus --- Cactaceae
15. Ephedra sp. --- Mormon-Tea --- Ephedraceae
16. Acalypha californica --- Copperleaf --- Euphorbiaceae
17. Senna armata --- Spiny Senna --- Fabaceae
18. Quercus cornelius-mulleri --- Desert Scrub Oak --- Fagaceae
19. Salvia columbariae --- Chia --- Lamiaceae
20. Abronia villosa --- Sand-Verbena --- Nyctaginaceae
21. Mirabilis laevis var. retrorsa --- Desert Wishbone Plant --- Nyctaginaceae
22. Chylismia claviformis subsp. peirsonii --- Peirson's Evening Primose --- Onagraceae
23. Eremothera boothii subsp. condensata --- Desert Lanthern --- Onagraceae
24. Oenothera deltoides subsp. deltoides --- Dune Evening-Primrose --- Onagraceae
25. Eschscholzia minutiflora --- Pygmy Gold-Poppy --- Papaveraceae
26. Eschscholzia parishii --- Parish's Gold-Poppy --- Papaveraceae
27. Diplacus bigelovii var. bigelovii --- Desert Monkey Flower --- Phrymaceae
28. Antirrhinum confertiflorum [Mohavea confertiflora] -- Ghost Flower --- Plantaginaceae
29. Hilaria rigida --- Big Galleta --- Poaceae
30. Chorizanthe brevicornu --- Brittle Spine Flower --- Polygonaceae
31. Eriogonum inflatum --- Desert Trumpet --- Polygonaceae
32. Coleogyne ramosissima --- Blackbush --- Rosaceae
33. Prunus fremontii --- Desert Apricot --- Rosaceae
Sat Apr 4, 2026: Field Trip: Otay Mesa Dennery Canyon:
VERNAL POOL PLANTS:
FERNS
1. Marsilea vestita subsp. vestita --- Hairy Clover Fern --- Marsileaceae
ANGIOSPERMS
2. Callitriche marginata --- Winged Water-Starwort --- Plantaginaceae
3. Crassula aquatica --- Water Pygmyweed --- Crassulaceae
4. Deschampsia danthonioides--- Annual Hairgrass --- Poaceae
5. Downingia cuspidata --- Downingia --- Campanulaceae
6. Eleocharis macrostachya --- Pale Spikerush --- Cyperaceae
7. Epilobium campestre [E. pygmaeum] --- Smooth Boisduvalia --- Onagraceae
8. Eryngium aristulatum var. parishii--- San Diego Button-Celery --- Apiaceae
9. Juncus bufonius var. bufonius --- Toad Rush --- Juncaceae
10. Lysimachia minima [Anagallis minima; Centunculus minimus] --- Chaffweed --- Myrsinaceae
11. Lythrum hyssopifolia* --- Grass Poly --- Lythraceae
12. Navarretia fossalis --- Spreading Navarretia --- Polemoniaceae
13. Pilularia americana --- American Pillwort --- Marsileaceae
14. Plagiobothrys acanthocarpus--- Adobe Allocarya --- Boraginaceae
15. Plantago elongata --- Praire Plantain --- Plantaginaceae
16. Pogogyne nudiuscula --- Otay Mesa Mint --- Lamiaceae
17. Psilocarphus brevissimus var. brevissimus--- Dwarf Woolly-Marbles --- Asteraceae
18. Triglochin scilloides --- Flowering Quill Wort --- Juncaginaceae
VERNAL POOL ASSOCIATES (also found outside vernal pools)
LYCOPHYTES
1. Selaginella cinerascens --- Mesa Spike-Moss --- Selaginellaceae
ANGIOSPERMS
2. Allium praecox --- Early Onion --- Alliaceae
3. Hooveria parviflora --- Small-Flower Soap-Plant/Amole --- Agavaceae
4. Chorizanthe fimbriata var. fimbriata --- Spineflower --- Polygonaceae
5. Dudleya variegata --- Variegated Dudleya --- Crassulaceae
6. Harpagonella palmeri --- Palmer's Grappling-Hook --- Boraginaceae
7. Lasthenia gracilis --- Common Goldfields --- Asteraceae
8. Linanthus dianthiflorus --- Farinose Ground Pink --- Polemoniaceae
9. Pectocarya linearis subsp. ferocula --- Narrow-Toothed Pectocarya --- Boraginaceae
10. Sisyrinchium bellum --- Blue-Eyed-Grass --- Iridaceae
Sat Apr 18, 2026 Field Trip: Torrey Pines State Park:
TORREY PINES STATE NATURAL RESERVE: Torrey Pine Woodland, Inland Sage Scrub, Chaparral, & Coastal Strand
FERNS
1. Polypodium californicum --- California Polypody --- Polypodiaceae
GYMNOSPERMS
1. Pinus torreyana --- Torrey Pine --- Pinaceae
ANGIOSPERMS
1. Yucca schidigera --- Mohave Yucca -- Agavaceae
2. Lomatium lucidum --- Shiny Lomatium --- Apiaceae
3. Corethrogyne filaginifolia --- California Aster --- Asteraceae
4. Encelia californica --- California Encelia --- Asteraceae
5. Eriophyllum confertiflorum --- Long-Stem Golden-Yarrow --- Asteraceae
6. Leptosyne maritima [Coreopsis m.] --- Sea-Dahlia --- Asteraceae
7. Cryptantha intermedia --- Nievitas Cryptantha --- Boraginaceae
8. Cardamine californica --- Milkmaids, Toothwort --- Brassicaceae
9. Ferocactus viridescens var. viridescens --- Coast Barrel Cactus --- Cactaceae
10. Opuntia littoralis --- Coastal Prickly-Pear --- Cactaceae
11. Cleomella arborea [Peritoma a.; Isomeris a.] --- Bladderpod --- Cleomaceae
12. Calystegia macrostegia [Convolvulus cyclostegius subsp. aridus] --- Morning-Glory --- Convolvulaceae
13. Dudleya edulis --- Ladies' Fingers --- Crassulaceae
14. Dudleya lanceolata --- Coastal Dudleya --- Crassulaceae
15. Quercus dumosa --- Nuttall's Scrub Oak --- Fagaceae
16. Phacelia distans--- Common/Wild Phacelia --- Hydrophyllaceae
17. Abronia umbellata var. umbellata --- Beach Sand Verbena --- Nyctaginaceae
18. Camisoniopsis bistorta --- California Sun Cup --- Onagraceae
19. Dendromecon rigida --- Bush-Poppy --- Papaveraceae
20. Eschscholzia californica --- California Poppy --- Papaveraceae
21. Linanthus dianthiflorus --- Farinose Ground Pink --- Polemoniaceae
22. Ceanothus verrucosus --- Wart-Stem-Lilac --- Rhamnaceae
23. Galium angustifolium subsp. angustifolium --- Narrow-Leaf Bedstraw --- Rubiaceae
24. Cneoridium dumosum --- Coast Spice Bush, Bush-Rue --- Rutaceae
25. Solanum umbelluliferum --- Parish's Nightshade --- Solanaceae
TORREY PINES STATE NATURAL RESERVE: Extension (list tentative)
FERNS
XX*. Polypodium californicum --- California Polypody --- Polypodiaceae
GYMNOSPERMS
1*. Pinus torreyana --- Torrey Pine --- Pinaceae
ANGIOSPERMS
XX. Yucca schidigera --- Mohave Yucca -- Agavaceae
XX. Malosma laurina --- Laurel Sumac --- Anacardiaceae
XX. Rhus integrifolia --- Lemonadeberry --- Anacardiaceae
XX. Artemisia dracunculus
XX. Baccharis pilularis*
XX. Baccharis sarothroides --- Broom Baccharis --- Asteraceae
XX*. Corethrogyne filaginifolia --- California Aster --- Asteraceae
XX. Encelia californica --- California Encelia --- Asteraceae
XX. Heterotheca sessiflora*
XX. Stephanomeria exigua ssp. deanei
XX*. Lomatium lucidum --- Shiny Lomatium --- Apiaceae
XX. Opuntia oricola*
XX. Cardionema ramosissimum*
XX*. Arctostaphylos glandulosa crassifolia*
XX. Croton californicus*
XX. Crocanthemum scoparium
XX. Salvia mellifera --- Black Sage --- Lamiaceae
XX. Malacothamnus fasciculatus --- Chaparral Bushmallow --- Malvaceae
XX*. Eriodictyon crassifolium var. crassifolium --- Yerba Santa --- Namaceae
XX*. Dendromecon rigida --- Bush-Poppy --- Papaveraceae
XX. Diplacus puniceus [Mimulus aurantiacus] --- Coast Monkeyflower --- Phrymaceae
XX*. Ehrharta calycina*
XX*. Oloptum miliaceum*
XX. Delphinium cardinalis
XX. Nutallanthus texanus
XX. Eriogonum fasciculatum --- California Buckwheat --- Polygonaceae
XX*. Ceanothus verrucosus --- Wart-Stem-Lilac --- Rhamnaceae
XX. Rhamnus crocea --- Spiny Redberry --- Rhamnaceae
XX*. Adenostoma fasciculatum --- Chamise --- Rosaceae
XX. Heteromeles arbutifolia --- Toyon, Christmas Berry --- Rosaceae
XX. Galium angustifolium subsp. angustifolium --- Narrow-Leaf Bedstraw --- Rubiaceae
XX*. Cneoridium dumosum --- Coast Spice Bush, Bush-Rue --- Rutaceae
Sat Apr 25, 2026 Field Trip: McGinty Mountain
MONTANE: McGinty Mountain
REQUIRED: You will be quizzed on these.
1. Hooveria parviflora--- Small-Flower Soap-Plant/Amole --- Agavaceae
2. Yucca schidigera --- Mohave Yucca -- Agavaceae
3. Rhus ovata --- Sugar Bush --- Anacardiaceae
4. Corethrogyne filaginifolia var. filaginifolia --- California Aster --- Asteraceae
5. Eriophyllum confertiflorum --- Long-Stem Golden-Yarrow --- Asteraceae
6. Cryptantha intermedia --- Nievitas Cryptantha --- Boraginaceae
7. Dudleya pulverulenta --- Chalk Dudleya --- Crassulaceae
8. Acanthomintha ilicifolia --- Thornmint --- Lamiaceae
9. Salvia clevelandii --- Cleveland Sage --- Lamiaceae
10. Trichostema lanatum --- Woolly Bluecurls --- Lamiaceae
11. Hesperolinon micranthum--- Thread-Stem Dwarf Flax --- Linaceae
12. Tetracoccus dioicus --- Parry's Tetracoccus --- Picrodendraceae
13. Myriopteris newberryi --- California Cotton Fern --- Pteridaceae
14. Nolina interrata --- Dehesa Nolina --- Ruscaceae
15. Cneoridium dumosum --- Coast Spice Bush, Bush-Rue --- Rutaceae
16. Bloomeria crocea var. crocea --- Common Goldenstar --- Themidaceae
OPTIONAL: Plants you've already seen. Will be an extra credit question.
1. Hesperoyucca whipplei --- Our Lord's Candle --- Agavaceae
2. Malosma laurina --- Laurel Sumac --- Anacardiaceae
3. Rhus integrifolia --- Lemonadeberry --- Anacardiaceae
4. Artemisia californica --- Coastal Sagebrush --- Asteraceae
5. Baccharis sarothroides --- Broom Baccharis --- Asteraceae
6. Bahiopsis laciniata --- San Diego Sunflower --- Asteraceae
7. Gutierrezia sarothrae --- Broom Matchweed/Snakeweed --- Asteraceae
8. Porophyllum gracile --- Odora --- Asteraceae
9. Hirschfeldia incana --- Short-Pod Mustard --- Brassicaceae
10. Marah macrocarpa var. macrocarpa --- Manroot, Wild-Cucumber --- Cucurbitaceae
11. Xylococcus bicolor --- Mission Manzanita --- Ericaceae
12. Acmispon glaber var. glaber--- Deerweed --- Fabaceae
13. Salvia apiana --- White Sage --- Lamiaceae
14. Salvia mellifera --- Black Sage --- Lamiaceae
15. Eriogonum fasciculatum var. fasciculatum --- California Buckwheat --- Polygonaceae
16. Pentagramma glanduloviscida --- Silverback Fern --- Pteridaceae
17. Thalictrum fendleri var. polycarpum --- Fendler's Meadow-Rue --- Ranunculaceae
18. Ceanothus tomentosus --- Ramona-Lilac --- Rhamnaceae
19. Rhamnus crocea --- Spiny Redberry --- Rhamnaceae
20. Adenostoma fasciculatum --- Chamise --- Rosaceae
21. Cercocarpus minutiflorus --- San Diego Mountain-Mahogany --- Rosaceae
22. Heteromeles arbutifolia --- Toyon --- Rosaceae
23. Prunus ilicifolia subsp. ilicifolia --- Holly-Leaf Cherry --- Rosaceae
24. Selaginella bigelovii --- Bigelow's Spike-Moss --- Selaginellaceae
25. Selaginella cinerascens --- Mesa Spike-Moss --- Selaginellaceae
26. Dipterostemon capitatus --- Blue Bells --- Themidaceae
27. Sambucus mexicana --- Blue Elderberry --- Viburnaceae
Sat May 2, 2026 Field Trip: Border Field State Park and Tijuana Estuary
SUCCULENT MARITIME SCRUB: Border Field State Park
1. Rhus integrifolia --- Lemonadeberry --- Anacardiaceae
2. Ambrosia chenopodiifolia--- San Diego Bur-Sage --- Asteraceae
3. Encelia californica --- California Encelia --- Asteraceae
4. Bergerocactus emoryi--- Golden Spine Cereus --- Cactaceae
5. Cylindropuntia prolifera --- Coast Cholla --- Cactaceae
6. Mammillaria dioica --- Fish-Hook Cactus --- Cactaceae
7. Dudleya edulis --- Ladies' Fingers --- Crassulaceae
8. Dudleya lanceolata --- Coastal Dudleya --- Crassulaceae
9. Dudleya pulverulenta --- Chalk Dudleya --- Crassulaceae
10. Euphorbia misera --- Cliff Spurge --- Euphorbiaceae
11. Cistanthe maritima --- Seaside Cistanthe --- Montiaceae
SALT MARSH: Tijuana Estuary
1. Arthroceras subterminale [Arthrocnemon s.] --- Parish's Pickleweed --- Amaranthaceae [Chenopodiaceae]
2. Atriplex watsonii --- Watson's Saltbush --- Amaranthaceae [Chenopodiaceae]
3. Salicornia pacifica --- Pacific Pickleweed --- Amaranthaceae [Chenopodiaceae]
4. Jaumea carnosa --- Salty Susan --- Asteraceae
5. Batis maritima --- Saltwort, Beachwort --- Bataceae
6. Cressa truxillensis --- Alkali Weed --- Convolvulaceae
7. Frankenia salina --- Alkali-Heath --- Frankeniaceae
8. Triglochin concinna var. concinna--- Arrow-Grass --- Juncaginaceae
9. Limonium californicum --- Western Marsh-Rosemary --- Plumbaginaceae
10. Chloropyron maritimum subsp. maritimum --- Salt Marsh Bird's Beak --- Orobanchaceae
11. Distichlis littoralis --- Shoregrass --- Poaceae
12. Distichlis spicata --- Saltgrass --- Poaceae
13. Spartina foliosa --- California Cord Grass --- Poaceae
14. Lycium californicum --- California Desert Thorn --- Solanaceae
COASTAL DUNE PLANTS:
1. Ambrosia chamissonis --- Beach-Bur --- Asteraceae
2. Cakile maritima --- European Sea Rocket --- Brassicaceae
3. Abronia maritima --- Red Sand-Verbena --- Nyctaginaceae
4. Camissoniopsis cheiranthifolia subsp. suffruticosa --- Beach Evening-Primrose --- Onagraceae
Sat May 9, 2026 Field Trip: Cuyamaca and Laguna Moutains
Required: You will be quizzed on these.
1. Abies concolor --- White Fir --- Pinaceae
2. Arctostaphylos pungens --- Point-Leaf Manzanita --- Ericaceae
3. Calocedrus decurrens --- California Incense Cedar --- Cupressaceae
4. Ceanothus palmeri --- Palmer's-Lilac --- Rhamnaceae
5. Downingia conocolor var. brevior --- Cuyamaca Lake Downingia --- Campanulaceae
6. Limnanthes alba subsp. parishii --- Parish's Meadowfoam --- Limnanthaceae
7. Pinus coulteri --- Coulter Pine --- Pinaceae
8. Pinus jeffreyi --- Jeffrey Pine --- Pinaceae
9. Pinus lambertiana --- Sugar Pine --- Pinaceae
10. Prunus virginiana var. demissa --- Western Chokecherry --- Rosaceae
11. Pteridium aquilinum var. pubescens --- Western Braken --- Dennstaedtiaceae
12. Rosa californica --- California Rose --- Rosaceae
13. Quercus agrifolia var. oxyadenia --- Interior Coast Live Oak --- Fagaceae
14. Quercus chrysolepis --- Canyon Live Oak --- Fagaceae
15. Quercus kelloggii --- California Black Oak --- Fagaceae
16. Rhus aromatica --- Skunk Bush --- Anacardiaceae
17. Symphoricarpos albus var. laevigatus --- Snowberry --- Caprifoliaceae
OPTIONAL: Other plants we may see:
MONTANE: Forest, Meadow, and Riparian Woodland, Cuyamaca & Laguna Mtns.
1. Euonymus occidentalis var. parishii --- San Diego Burning Bush --- Celastraceae
2. Cornus sericea subsp. occidentalis --- Creek Dogwood --- Cornaceae
3. Equisetum arvense --- Common Horsetail --- Equisetaceae
4. Rhododendron occidentale --- Western Azalea --- Ericaceae
5. Lupinus bicolor --- Miniature Lupine -- Fabaceae
6. Pinus ponderosa --- Pacific Ponderosa Pine --- Pinaceae
7. Bromus hordeaceus --- Soft Chess --- Poaceae
8. Bromus tectorum --- Cheat Grass, Downy Brome --- Poaceae
9. Muhlenbergia rigens --- Deer Grass --- Poaceae
10. Frangula californica subsp. tomentella --- Chaparral Coffeeberry --- Rhamnaceae
11. Cercocarpus betuloides var. betuloides --- Birch-Leaf Mountain-Mahogany --- Rosaceae
12. Fragaria vesca --- California/Wood Strawberry --- Rosaceae
13. Arceuthobium campylopodum --- Western Dwarf Mistletoe --- Viscaceae
MONTANE CHAPARRAL:
1. Rhus ovata --- Sugar Bush --- Anacardiaceae
2. Arctostaphylos glandulosa --- Manzanita --- Ericaceae
3. Quercus chrysolepis --- Canyon Live Oak --- Fagaceae
4. Garrya flavescens --- Ashy Silk Tassel --- Garryaceae
5. Eriodictyon trichocalyx var. lanatum --- Hairy Yerba Santa --- Hydrophyllaceae
6. Umbellularia californica --- California Bay --- Lauraceae
7. Dendromecon rigida --- Bush-Poppy --- Papaveraceae
8. Pinus quadrifolia --- Parry Pinyon --- Pinaceae
9. Ceanothus perplexans --- Cup-Leaf-Lilac --- Rhamnaceae
10. Ceanothus leucodermis --- Chaparral Whitethorn --- Rhamnaceae
11. Cercocarpus betuloides var. betuloides --- Birch-Leaf Mountain-Mahogany --- Rosaceae
12. Prunus ilicifolia subsp. ilicifolia --- Islay, Holly-Leaf Cherry --- Rosaceae
SAGEBRUSH CHAPARRAL:
1. Artemisia tridentata --- Mountain Sagebrush --- Asteraceae
