Plant Guide to Stone Creek Loop, Santa Margarita Ecological Reserve

miles#idCommon NameLatin Name#here#all
0.00   Begin plant guide at the first laurel sumac on the right just south of the parking area; elevation 560 feet. This location is about 60 feet south of the north edge of San Diego County.
0.00r1 laurel sumacMalosma laurina20 / 942
0.00r2 *shortpod mustardHirschfeldia incana / 51
N0.00r3 *red bromeBromus madritensis ssp. rubens / 52
v0.00r4 cotton-batting plantGnaphalium stramineum30 / 515
0.00r5 California sagebrushArtemisia californica40 / 947
0.00r6 *sourcloverMelilotus indicus / 24
0.00b7 *English plantainPlantago lanceolata20 / 419
V0.00r8 *Mediterranean schismusSchismus barbatus20 / 422
N0.00r9 rough-seeded blue toad-flaxLinaria canadensis var. texana / 10
0.00r10 dove weedEremocarpus setigerus / 24
0.00r11 blue elderberrySambucus mexicana20 / 948
0.00r12 California everlastingGnaphalium californicum10 / 942
V0.00r13 bicolored everlastingGnaphalium bicolor10 / 929
V0.00r14 eucryptaEucrypta chrysanthemifolia var. chrysanthemifolia20 / 525
0.00r15 *horehoundMarrubium vulgare2 / 232
0.00r16 black sageSalvia mellifera30 / 540
0.00r17 *tocaloteCentaurea melitensis20 / 345
v0.00r18 purple everlastingGnaphalium purpureum1 / 15
N0.00r19 minute-flowered cryptanthaCryptantha micromeres3 / 26
0.00r20 *scarlet pimpernelAnagallis arvensis / 32
N0.00r21 *field hedge-parsleyTorilis arvensis99 / 96
0.00r22 southern honeysuckleLonicera subspicata var. denudata30 / 540
N0.00r23 California goosefootChenopodium californicum3 / 13
0.00r  (sugar bush, Rhus ovata)
V0.00r24 wild-cucumberMarah macrocarpus var. macrocarpus10 / 944
N0.00r25 cobwebby thistleCirsium occidentale var. occidentale2 / 210
0.00r26 *Russian thistleSalsola tragus20 / 425
0.00r27 chiaSalvia columbariae40 / 521
V0.00l28 *rattail fescueVulpia myuros var. myuros / 20
0.00l29 popcorn flowerCryptantha intermedia / 27
0.00l30 California plantainPlantago erecta50 / 413
v0.00l31 robust sun-cupCamissonia robusta / 1
0.00b32 coast-range melicMelica imperfecta30 / 943
N0.00r33~*roundleaf fluellinKickxia spuria / 2
0.00r  (California chicory, Rafinesquia californica)
0.00r34 saw-toothed goldenbushHazardia squarrosa var. grindelioides20 / 935
V0.00l35 horseweedConyza canadensis / 35
0.01   Cross small drainage.
0.01l36 slender tarweedHemizonia fasciculata / 17
0.02r  (chaparral beard-tongue, Keckiella antirrhinoides var. antirrhinoides)
0.02l37 chaparral yuccaYucca whipplei3 / 331
0.02l38 *sow thistleSonchus oleraceus / 41
N0.02b39 Torrey's scrub oakQuercus acutidens20 / 526
0.02r  (bush monkeyflower, Mimulus aurantiacus)
0.02l40ssppurple snapdragonAntirrhinum nuttallianum ssp. nuttallianum50 / 518
0.03l41 mission manzanitaXylococcus bicolor2 / 214
0.03b42 *narrowleaf filagoFilago gallica / 45
N0.04l43 climbing bedstrawGalium nuttallii ssp. nuttallii20 / 930
N0.04l44 *petty spurgeEuphorbia peplus3 / 110
0.04l45 purple headAcourtia microcephala3 / 219
0.04l46 golden yarrowEriophyllum confertiflorum var. confertiflorum10 / 955
0.04l47 blue dicksDichelostemma capitatum ssp. capitatum / 46
0.04r48 telegraph weedHeterotheca grandiflora10 / 935
0.04r49 Parish's purple nightshadeSolanum parishii3 / 320
0.04l50 *California burcloverMedicago polymorpha99 / 940
0.04l51 *soft chessBromus hordeaceus / 40
0.04r52 *redstem filareeErodium cicutarium10 / 155
0.04b53 silver puffsUropappus lindleyi / 26
0.04l54 strigose lotusLotus strigosus / 33
0.04r55 short-winged deerweedLotus scoparius var. brevialatus10 / 922
V0.04l56 bush monkeyflowerMimulus aurantiacus20 / 942
0.04l57 California chicoryRafinesquia californica / 22
V0.04r58 slender wreathplantStephanomeria exigua ssp. deanei10 / 413
0.04r59 *smooth cat's earHypochaeris glabra / 35
0.04r60 threadstemPterostegia drymarioides / 30
0.04l61 *common groundselSenecio vulgaris / 18
0.04l62spminer's lettuceClaytonia perfoliata ssp. mexicana?+ /  
V0.04l63 *foxtail barleyHordeum murinum ssp. leporinum / 14
 r64 leafy daisyErigeron foliosus var. foliosus5 / 543
V0.06l65 canyon clarkiaClarkia epilobioides10 / 211
V0.06r66sspyellow pincushionChaenactis glabriuscula var. glabriuscula / 13
 l  Check for pellitory, Parietaria hespera var. hespera
N0.06l67 *prickly sow thistleSonchus asper ssp. asper / 30
0.07l68 dwarf lupineLupinus bicolor / 29
0.07r69 San Diego birdsfoot lotusLotus hamatus / 24
0.07r70 chaparral beard-tongueKeckiella antirrhinoides var. antirrhinoides3 / 210
0.07r71 hollyleaf redberryRhamnus ilicifolia20 / 943
0.07r  Telephone pole
0.07l72 wide-throated yellow monkeyflowerMimulus brevipes5 / 112
0.08l73 wild canterbury bellsPhacelia minor / 21
0.08l  (white sage, Salvia apiana)
Nl74 California buckwheatEriogonum fasciculatum var. foliolosum10 / 551
 l  (California four o'clock, Mirabilis californica)
0.08l75 Coulter's lupineLupinus sparsiflorus10 / 211
0.09l76 *slender wild oatsAvena barbata / 39
0.09l77 meally white pincushionChaenactis artemisiifolia / 14
0.10l78 narrowleaf bedstrawGalium angustifolium ssp. angustifolium1 / 148
0.11r79 annual sunflowerHelianthus annuus1 / 112
V0.12l80 snapdragon campionSilene antirrhina3 / 17
0.12l81 *windmill pinkSilene gallica / 33
V0.12l82 *Oriental mustardSisymbrium orientale / 12
0.12l83 California poppyEschscholzia californica / 29
Nr84 sand cressCalyptridium monandrum / 11
0.12b85 San Diego morning-gloryCalystegia macrostegia ssp. tenuifolia10 / 918
0.12r86 coast live oakQuercus agrifolia var. agrifolia20 / 942
0.12l87 white sageSalvia apiana20 / 938
0.13l  (coffee fern, Pellaea andromedifolia)
N0.13l88 rattlesnake weedDaucus pusillus / 28
0.13l89~wild celeryApiastrum angustifolium / 14
N0.13l90 California chalk lettuceDudleya pulverulenta ssp. pulverulenta3 / 210
N0.13l91 goldback fernPentagramma triangularis ssp. triangularis10 / 324
V0.13r92 *Natal grassRhynchelytrum repens1 / 13
0.15   Road curves left 45°.
0.15r93~California dodderCuscuta californica var. californica1 / 117
V0.16 94 south coast morning-gloryCalystegia macrostegia ssp. intermedia5 / 219
v0.16l95 narrow-leaved miner's lettuceClaytonia parviflora ssp. parviflora+ / 19
V0.16r96 *smilo grassPiptatherum miliaceum20 / 519
N0.16r97 *common chickweedStellaria media / 25
0.16l98 California four o'clockMirabilis californica1 / 123
V0.17l99 white everlastingGnaphalium canescens ssp. microcephalum5 / 536
N0.17r100 *Italian thistleCarduus pycnocephalus20 / 521
V0.18r101 fragrant everlastingGnaphalium canescens ssp. beneolens / 23
0.18   Road curves right 45°.
0.18l102 stinging lupineLupinus hirsutissimus1 / 115
0.18l103 angel's giliaGilia angelensis5 / 114
0.19r104 branching phaceliaPhacelia ramosissima var. latifolia10 / 934
0.20b105 white nightshadeSolanum douglasii4 / 415
0.21r106 collar lupineLupinus truncatus10 / 224
0.21r107~Emory's baccharisBaccharis emoryi2 / 28
0.21r  Jct. path to Santa Margarita River.
V0.22r108 arrow-weedPluchea sericea2 / 12
0.22r109 chaparral bush mallowMalacothamnus fasciculatus2 / 114
0.22r110 western ragweedAmbrosia psilostachya20 / 536
0.22l  (arroyo willow, Salix lasiolepis)
0.22l111 wild grapeVitis girdiana50 / 97
0.22l112 mule fatBaccharis salicifolia2 / 140
V0.22l113 pit-seed goosefootChenopodium berlandieri5 / 17
0.22r  (western sycamore, Platanus racemosa)
0.22r  (mugwort, Artemisia douglasiana)
0.23r114 California blackberryRubus ursinus20 / 413
0.23   Cross Stone Creek; elevation 460 feet.
0.23l115 heartleaf penstemonKeckiella cordifolia20 / 527
N0.23l116spCalifornia bromeBromus carinatus var. carinatus2 / 124
0.23r117 *ripgut bromeBromus diandrus / 51
V0.23r118 *tree tobaccoNicotiana glauca+0 / 119
0.24l119 poison oakToxicodendron diversilobum99 / 943
0.24r120 silky lotusLotus heermannii var. heermannii5 / 36
0.24l121 *prickly lettuceLactuca serriola1 / 142
0.24l  Jct. road along Stone Creek; turn left and take it.
0.24r122 fiesta flowerPholistoma auritum var. auritum20 / 111
0.24r123 common bedstrawGalium aparine30 / 238
0.24l124 miner's lettuceClaytonia perfoliata ssp. perfoliata20 / 222
0.25   Pass through two gates.
0.25r125 coffee fernPellaea andromedifolia20 / 522
0.26r126spvirgin's bowerClematis pauciflora30 / 412
N0.26r127 triangular-fruit sedgeCarex triquetra / 17
0.26 128 sugar bushRhus ovata20 / 925
V0.27b129 Fish's milkwortPolygala cornuta var. fishiae50 / 95
0.29l130 western sycamorePlatanus racemosa10 / 927
0.29r131 mugwortArtemisia douglasiana10 / 228
0.29r132 giant wild-ryeLeymus condensatus10 / 527
0.30l133 San Diego sedgeCarex spissa30 / 95
V0.31l134~basket rushJuncus textilis5 / 15
0.32   Trail curves left.
0.32l  (oleander, Nerium oleander)
0.35   Trail curves right 90°
0.37l135?unk rosette like mullein?1 / 1 
0.38r136 California polypodyPolypodium californicum20 / 316
V0.38l137 scarlet monkeyflowerMimulus cardinalis5 / 212
0.38   Trail turns left 30°
0.39r138 toyonHeteromeles arbutifolia1 / 144
0.39r  Plastic pipe marker "O.W.5"
0.40r  Jct. small drainage
0.41l139 basketbushRhus trilobata / 24
0.41l140 California wild roseRosa californica2 / 111
N0.41l141sspsticky cinquefoilPotentilla glandulosa ssp. glandulosa1 / 117
0.41l142 goldenrodSolidago californica10 / 135
0.43r  Woodrat's nest high in tree
0.49r143 San Diego peaLathyrus vestitus var. alefeldii2 / 221
N0.51r144 Ramona lilacCeanothus tomentosus var. olivaceus1 / 19
0.51   Trails climbs a slight rise.
0.53   Leave grid C8 for San Diego County Plant Atlas; enter grid C9.
0.54r145 San Diego mountain mahoganyCercocarpus minutiflorus1 / 112
0.54r  Jct. very small drainage
0.56l146 *fennelFoeniculum vulgare2 / 213
0.56l  Plastic pipe marker "O.W.4"
N0.58r147 California sweet-cicelyOsmorhiza brachypoda30 / 26
0.59   Switchback right.
N0.59r148 Pacific sanicleSanicula crassicaulis10 / 320
0.59l149 brackenPteridium aquilinum var. pubescens5 / 19
0.59l150 red willowSalix laevigata1 / 121
0.64r  Field of California sweet-cicely, Osmorhiza brachypoda.
0.69l151 *common plantainPlantago major5 / 16
0.69l152 water cressRorippa nasturtium-aquaticum20 / 111
0.69   Cross Stone Creek; elevation ~555 feet.
0.69l153~umbrella sedgeCyperus eragrostis3 / 111
N0.70r154~*whorled dockRumex conglomeratus5 / 19
V0.70r155 *umbrella plantCyperus involucratus3 / 13
N0.71r156sspHooker's evening-primroseOenothera elata ssp. hirsutissima1 / 110
0.73l157 caterpillar phaceliaPhacelia cicutaria var. hispida5 / 116
N0.74c158 *Crete weedHedypnois cretica20 / 119
0.75l159 Bigelow's spike-mossSelaginella bigelovii10 / 319
0.76l160 ladies fingersDudleya edulis1 / 19
0.76l161 bird's-foot fernPellaea mucronata var. mucronata1 / 130
V0.76l162 San Diego wreathplantStephanomeria diegensis3 / 121
N0.79c163 *Australian brass-buttonsCotula australis20 / 117
0.80l  Jct small drainage
0.83   Leave San Diego County; Enter Riverside County.
0.88   Guide ends at intersection with road to South Field Station; elevation 580 feet. Turn left, go uphill and through the orchard to return to the beginning.
    
    Species found on a previous trip, but without recorded locations:
  164 southern Indian pinkSilene laciniata ssp. major / 20
N 165 *hedge mustardSisymbrium officinale / 20
v 166spslender-pod jewelflowerCaulanthus heterophyllus var. pseudosimulans / 3
  167 checkerbloomSidalcea malviflora ssp. sparsifolia / 25
http://tchester.org/sd/plants/guides/smer/stone_creek_loop.html
Last update: 22 August 2005.