Plant Guide to Santa Margarita River Trail, Fallbrook, North San Diego County

Mile	S	#	id?	Common Name	Latin Name	#here	#all
0.00				Gate at east end of parking lot at Sandia Creek Drive just south of its Santa Margarita River crossing.
0.00	r	1		*foxtail barley	Hordeum murinum ssp. leporinum	/	16
0.00	r	2		*wild oats	Avena fatua	/	13
0.00	r	3		*Italian rye-grass	Lolium multiflorum	/	8
0.00	r	4		*soft chess	Bromus hordeaceus	/	25
0.00	r	5		*white-stemmed filaree	Erodium moschatum	/	10
0.00	r	6		*California burclover	Medicago polymorpha	/	25
0.00	r	7		*sourclover	Melilotus indicus	10 / 5	11
0.00	r	8		canyon clarkia	Clarkia epilobioides	/	5
0.00	r	9		*pineapple weed	Chamomilla suaveolens	/	12
0.00	r	10		Carolina geranium	Geranium carolinianum	/	3
0.00	r	11		*ripgut brome	Bromus diandrus	/	33
0.00	r	12		*Crete weed	Hedypnois cretica	/	12
0.00	r	13		*shortpod mustard	Hirschfeldia incana	/	35
0.00	l	14		*knotweed	Polygonum arenastrum	/	6
0.00	l	15		California sagebrush	Artemisia californica	/	29
0.00	b	16		*bermuda grass	Cynodon dactylon	/	12
0.00	b	17		*windmill pink	Silene gallica	/	19
0.00	r	18		*tocalote	Centaurea melitensis	/	30
0.00	r			(California-aster, Lessingia filaginifolia var. filaginifolia; golden yarrow, Eriophyllum confertiflorum var. confertiflorum)
0.00				Someone has scattered seeds from a wildflower mix here; the next nine species are from those seeds.
0.00	l	19	~	*common corncockle	Agrostemma githago+	/ 1	1
0.00	l	20	~	*Spanish cockle	Vaccaria hispanica+	/ 1	1
0.00	l	21	~	elegant clarkia cultivar	Clarkia unguiculata+	/ 1	2
0.00	l	22	~	baby blue eyes	Nemophila menziesii var. menziesii+	/ 1	8
0.00	l	23	~	*Moroccan toad-flax	Linaria maroccana+	/ 1	1
0.00	l	24		*Lemon Mint	Monarda citriodora+	/ 1	1
0.00	r	25		*bachelor's button	Centaurea cyanus+	/ 1	1
0.00	r	26		*love-in-a mist	Nigella damascena+	/ 1	1
0.00	r	27	sp	garden poppy similar to Iceland poppy+1
0.00	l	28		*red brome	Bromus madritensis ssp. rubens	/	32
0.00	l	29		*winter vetch	Vicia villosa ssp. varia	/	9
0.00	l	30		*prickly lettuce	Lactuca serriola	/	21
0.00	l	31		pygmy-weed	Crassula connata	20 / 1	11
0.00	l	32		bur-ragweed	Ambrosia acanthicarpa	/	12
0.00	r	33		coastal goldenbush	Isocoma menziesii+	3 / 1	2
0.00	l	34		seaside heliotrope	Heliotropium curassavicum	4 / 2	6
0.00	r			Sign: "Santa Margarita Trail, established by the Fallbrook Land Conservancy in cooperation with the Fallbrook Public Utility District, with the help of the Santa Margarita Riders. Dedicated to the memory of Irene McCullough."
0.00	l	35		*mouse-ear chickweed	Cerastium glomeratum	/	11
0.00	l	36		*sand spurrey	Spergularia bocconei	/	3
0.00	l	37		cotton-batting plant	Gnaphalium stramineum	/	9
0.00	l	38		cocklebur	Xanthium strumarium	2 / 2	8
0.00	l	39		*rattail fescue	Vulpia myuros var. myuros	/	10
0.00	l	40		*narrowleaf filago	Filago gallica	/	27
0.00	l	41		California filago	Filago californica	/	12
0.00	l	42		*sow thistle	Sonchus oleraceus	/	20
0.00	l	43		*common groundsel	Senecio vulgaris	/	11
0.00	b	44		purple clarkia	Clarkia purpurea ssp. quadrivulnera	99 / 3	12
0.00	b	45		mule fat	Baccharis salicifolia	20 / 3	26
0.00	r	46		*smooth cat's ear	Hypochaeris glabra	/	20
0.00	r	47		*long-beaked filaree	Erodium botrys	/	4
0.00	r	48		*goldentop	Lamarckia aurea	/	10
0.00	r	49		*rabbits-foot grass	Polypogon monspeliensis	5 / 2	10
0.00	r	50		*annual blue grass	Poa annua	/	6
0.00	r	51		California-aster	Lessingia filaginifolia var. filaginifolia	5 / 2	33
0.00	l	52		*white goosefoot	Chenopodium album	2 / 1	11
0.00	l	53		horseweed	Conyza canadensis	50 / 9	20
0.00	r	54		dwarf lupine	Lupinus bicolor	/	17
0.00	r	55		wild tarragon	Artemisia dracunculus+	2 / 2	20
0.00	r	56		*slender wild oats	Avena barbata	/	18
0.00	l	57		angel's gilia	Gilia angelensis	/	5
0.00	l	58		California poppy	Eschscholzia californica	/	18
0.00	l	59		red maids	Calandrinia ciliata	/	8
0.01	r	60		western ragweed	Ambrosia psilostachya	5 / 1	23
0.01	l	61		telegraph weed	Heterotheca grandiflora	30 / 3	20
0.01	l	62		*Mediterranean schismus	Schismus barbatus	/	10
0.01	r	63		basketbush	Rhus trilobata	/	14
0.01	r	64		fiesta flower	Pholistoma auritum var. auritum	99 / 9	9
0.01	r	65	~	common fiddleneck	Amsinckia menziesii var. intermedia	/	7
0.01	r	66		slender madia	Madia gracilis	10 / 1	7
0.01	r			(blue dicks, Dichelostemma capitatum ssp. capitatum)
0.01	r	67		giant wild rye	Leymus condensatus	50 / 9	22
0.01	r			(southern honeysuckle, Lonicera subspicata var. denudata)
0.01	r	68		*Bermuda buttercup	Oxalis pes-caprae	20 / 3	5
0.02	r			(heartleaf penstemon, Keckiella cordifolia)
0.02	l			(California buckwheat, Eriogonum fasciculatum var. foliolosum)
0.02	r	69		wild-cucumber	Marah macrocarpus var. macrocarpus	30 / 9	29
0.02	r	70		coast live oak	Quercus agrifolia var. agrifolia	99 / 9	29
0.02	r			(toyon, Heteromeles arbutifolia, and branching phacelia, Phacelia ramosissima var. latifolia)
0.03	r			(blue elderberry, Sambucus mexicana)
0.04	r			Telephone pole
0.04	l			Trail junction; horses go left and cross river; continue straight.
0.04	l			(red willow, Salix laevigata, and narrowleaf willow, Salix exigua, behind it.)
0.04	b	71		branching phacelia	Phacelia ramosissima var. latifolia	99 / 9	19
0.04	b	72		small wirelettuce	Stephanomeria exigua ssp. deanei+	99 / 9	6
	r	73		south coast morning-glory	Calystegia macrostegia ssp. intermedia	3 / 3	10
0.04	r	74		poison oak	Toxicodendron diversilobum	99 / 9	28
	r	75		*Italian thistle	Carduus pycnocephalus	50 / 3	8
0.06	l	76		collar lupine	Lupinus truncatus	/	15
0.06	r	77		eucrypta	Eucrypta chrysanthemifolia var. chrysanthemifolia	/	13
0.06	l	78		narrow-leaved miner's lettuce	Claytonia parviflora ssp. parviflora	/	8
0.06	l	79		desert wild grape	Vitis girdiana	50 / 9	7
0.06	l	80		wild canterbury bells	Phacelia minor	/	12
0.06	l			(western sycamore, Platanus racemosa)
0.06	l	81		*purple wild radish	Raphanus sativus	/	9
0.06	l	82		caterpillar phacelia	Phacelia cicutaria var. hispida	99 / 9	8
0.06	l	83		*London rocket	Sisymbrium irio	/	6
0.06	r	84		mugwort	Artemisia douglasiana	30 / 9	22
0.06	l	85		common bedstraw	Galium aparine	/	19
0.06	l	86		*white sweetclover	Melilotus albus	10 / 5	5
0.06	r	87		California wild rose	Rosa californica	20 / 6	9
0.07	r	88		California blackberry	Rubus ursinus	99 / 9	11
0.07	r	89		heartleaf penstemon	Keckiella cordifolia	20 / 5	18
0.07	r	90		sacapellote	Acourtia microcephala	/	11
0.07	r	91		*hedge mustard	Sisymbrium officinale	/	12
0.07	r	92		*field hedge-parsley	Torilis arvensis	/	3
0.07	r	93		hollyleaf redberry	Rhamnus ilicifolia	20 / 9	29
0.07	l	94		red willow	Salix laevigata	2 / 2	14
0.07	r	95	?	unk baby plant with lvs like bindweed
0.07	r	96		white nightshade	Solanum douglasii	30 / 9	11
0.08	l	97		Hooker's evening-primrose	Oenothera elata ssp. hirsutissima	10 / 1	3
0.08	r	98		*four-leaf polycarp	Polycarpon tetraphyllum	/	6
0.08	r	99		*common chickweed	Stellaria media	/	15
0.08	r	100		*petty spurge	Euphorbia peplus	/	6
0.08	l	101		hairy sand verbena	Abronia villosa var. aurita	1 / 1	2
0.09	l	102		western sycamore	Platanus racemosa	20 / 9	16
0.09	l	103		chaparral bush mallow	Malacothamnus fasciculatus	20 / 9	8
0.09	b	104	~	*curly dock	Rumex crispus	/	13
0.09	r	105		*scarlet pimpernel	Anagallis arvensis	/	16
0.09	l	106		*poison hemlock	Conium maculatum	99 / 3	5
0.09	r			Small gully
0.11	r	107		creeping wild rye	Leymus triticoides	5 / 1	5
0.11	r	108		purple snapdragon	Antirrhinum nuttallianum ssp. nuttallianum	/	8
0.11	r	109		pellitory	Parietaria hespera var. hespera	/	2
0.12	r			(nit grass, Gastridium ventricosum)
0.13	r	110		*milk thistle	Silybum marianum	20 / 1	8
0.13	l	111		blue elderberry	Sambucus mexicana	10 / 9	33
0.13	r	112		*cheeseweed	Malva parviflora	/	11
0.13				Go up very small rise.
0.13	l	113		one-sided bluegrass	Poa secunda ssp. secunda	/	19
0.13	r	114		*henbit	Lamium amplexicaule	/	7
0.14	r			(sacred datura, Datura wrightii)
0.14	l	115		*giant reed	Arundo donax+	1 / 1	6
0.14	l	116		narrowleaf bedstraw	Galium angustifolium ssp. angustifolium	20 / 9	35
0.16	l	117		*fennel	Foeniculum vulgare	2 / 1	11
0.16	r			(small-flowered nightshade, Solanum americanum)
0.16	r	118		blue dicks	Dichelostemma capitatum ssp. capitatum	/	26
0.16	r	119		slim vetch	Vicia ludoviciana var. ludoviciana	/	4
0.16	r	120		silver puffs	Uropappus lindleyi	/	16
0.16	l	121		black cottonwood	Populus balsamifera ssp. trichocarpa	20 / 3	7
0.16				Enter bouldery section.
0.16	r	122		giant needlegrass	Achnatherum coronatum	20 / 3	15
0.16	r			(saw-toothed goldenbush, Hazardia squarrosa var. grindelioides)
0.16	r	123		bush monkeyflower	Mimulus aurantiacus	10 / 3	27
0.16	r	124		white sage	Salvia apiana	20 / 3	25
0.16	r	125		small-flowered melica	Melica imperfecta	/	24
0.16	r	126		threadstem	Pterostegia drymarioides	/	13
0.16	r	127		California chalk lettuce	Dudleya pulverulenta ssp. pulverulenta	20 / 3	7
0.16	r	128		California buckwheat	Eriogonum fasciculatum var. foliolosum	10 / 3	35
0.16	r	129		golden yarrow	Eriophyllum confertiflorum var. confertiflorum	/	35
0.16	r	130		tomcat clover	Trifolium willdenovii	/	8
0.16	r	131		long-stemmed buckwheat	Eriogonum elongatum var. elongatum	5 / 2	15
0.16	r	132		California suncup	Camissonia californica	/	12
0.16	l	133		arroyo willow	Salix lasiolepis	5 / 3	24
0.16	r	134	ssp	short-winged deerweed	Lotus scoparius var. brevialatus	10 / 3	12
0.16	r	135		California brickellbush	Brickellia californica	10 / 2	20
0.17				Trail used to split here briefly; go right on the upper trail. The lower trail is now overgrown.
0.17	l			(oleander, Nerium oleander)
0.17	r	136		popcorn flower	Cryptantha intermedia	/	17
	r	137		California mustard	Guillenia lasiophylla	/	4
	r	138		goldback fern	Pentagramma triangularis ssp. triangularis	10 / 5	11
0.18	b	139		white everlasting	Gnaphalium canescens ssp. microcephalum	10 / 5	29
0.18	r	140		Bishop's lotus	Lotus strigosus	/	18
0.18	r	141		San Diego morning-glory	Calystegia macrostegia ssp. tenuifolia	3 / 3	15
0.18		142		chia	Salvia columbariae	/	15
0.18	r	143		Bigelow's spike-moss	Selaginella bigelovii	/	12
0.18	r	144		coffee fern	Pellaea andromedifolia	20 / 9	16
0.18	r	145		lace-pod	Thysanocarpus laciniatus	/	4
0.18	r	146		cotton fern	Cheilanthes newberryi	50 / 5	3
0.18	l	147		Fremont cottonwood	Populus fremontii ssp. fremontii	1 / 1	8
	r			liverworts with fruiting bodies on a 3 cm stem.
	r	148		yellow pincushion	Chaenactis glabriuscula var. glabriuscula	/	10
	r	149		California thistle	Cirsium occidentale var. californicum	/	8
0.20				Short steep descent of a few steps to junction with former lower trail; continue rightish along the trail.
0.20	r	150		sweetbush	Bebbia juncea var. aspera	3 / 1	6
0.20	r	151		Coulter's lupine	Lupinus sparsiflorus	/	7
0.21	r	152		three spot	Osmadenia tenella	5 / 1	6
0.22	r	153		bicolored everlasting	Gnaphalium bicolor	20 / 3	17
0.22				Jct. path to water on left; go right on trail which enters a brief up and down eroded area - watch your footing and stay on upper path whenever there appears to be a choice.
0.23	l	154		California brome	Bromus carinatus var. carinatus	5 / 1	10
0.23	l	155		*creeping Australian saltbush	Atriplex semibaccata	1 / 1	9
0.24	r			(leafy daisy, Erigeron foliosus var. foliosus)
0.24	l	156		meally white pincushion	Chaenactis artemisiifolia	/	5
0.24	r	157		saw-toothed goldenbush	Hazardia squarrosa var. grindelioides	20 / 5	23
0.24	r	158		San Diego pea	Lathyrus vestitus var. alefeldii	/	12
0.24	r	159		bird's-foot fern	Pellaea mucronata var. mucronata	/	18
0.25				End bouldery section. Trail is now dead flat.
0.25	r			A number of "core boulders" are eroding out of the rock on the cliff.
0.25	r	160		leafy daisy	Erigeron foliosus var. foliosus	/	27
0.27	l	161		*Australian brass-buttons	Cotula australis	/	9
0.27	l	162		coyote bush	Baccharis pilularis	1 / 1	17
0.28	l	163		globe gilia	Gilia capitata ssp. abrotanifolia	/	3
0.28	r			More core boulders.
0.29	l	164		purple owl's clover	Castilleja exserta ssp. exserta	/	6
0.30	r	165		wide-throated yellow monkeyflower	Mimulus brevipes	/	5
0.30	l			80 cm purple owl's clover!
0.30	r			Hillside of fiesta flower and blue larkspur.
0.30	r	166		Ramona clarkia	Clarkia similis	20 / 5	1
0.30				Enter shade again.
0.30		167		*bull thistle	Cirsium vulgare	/	9
0.30	l	168		red goosefoot	Chenopodium rubrum	5 / 1	3
0.32	l	169		rattlesnake weed	Daucus pusillus	20 / 5	12
0.32	r	170		*sweet alyssum	Lobularia maritima	2 / 1	3
0.32				Bedded river deposits seen just ahead on left. Note the soot layer 90 cm down, which is either from a long-ago fire, or from an organic layer which burned in February 2002. This is getting harder to see as vegetation regrows.
0.32				Four massive western sycamores that survived the 2002 fire.
0.33	r	171		meadow-rue	Thalictrum fendleri var. polycarpum	20 / 5	1
0.33	r	172	sp	sticky false-gilia	Allophyllum glutinosum	3 / 1	5
0.33				Enter "spooky forest".
0.33		173		California wood fern	Dryopteris arguta	20 / 5	7
0.35				Cross dry drainage.
0.36				Horse Trail rejoins path, from left; continue straight.
0.37	r	174		common monkeyflower	Mimulus guttatus	2 / 1	6
0.37	r	175	?	unk per with elliptic 85 x 35 mm lvs, including a petiole of 20 mm, in 'cauline rosettes'. Pix.
0.38	r			Jct. brief alternate path to avoid mud in main trail.
0.38	l	176		canyon sunflower	Venegasia carpesioides	5 / 1	1
0.39	b	177		*freeway daisy	Osteospermum fruticosum	3 / 1	1
0.39	r	178		Chinese houses	Collinsia heterophylla	50 / 5	10
0.39	r			Alternate path rejoins main trail.
0.39	r	179		*smilo grass	Piptatherum miliaceum	50 / 5	14
0.40	r	180		southern Indian pink	Silene laciniata ssp. major	/	10
0.40	b	181		Venus looking-glass	Triodanis biflora	5 / 2	1
0.40	r	182		*pokeweed	Phytolacca americana	5 / 2	1
0.40	r	183		*tree tobacco	Nicotiana glauca	5 / 2	12
	l			(ear drops, Dicentra chrysantha formerly at this location.
0.41	l	184		California fuchsia	Epilobium canum ssp. canum	1 / 1	10
0.41	r			(Check vetch here for Vicia hassei, with fls well separated.)
0.42	r	185		tree clover	Trifolium ciliolatum	/	6
0.42	r	186		southern honeysuckle	Lonicera subspicata var. denudata	30 / 5	27
0.42	b	187		*castor bean	Ricinus communis	5 / 2	12
0.42				Trail rerouted a bit upstream and crossing improved in early 2003; cross dry drainage.
0.42	r			(California chicory, Rafinesquia californica)
0.43	r	188		Fish's milkwort	Polygala cornuta var. fishiae	99 / 9	2
0.44	l			Jct. steep path to river; stay right.
0.47	r			Note boulder that fell down from an obvious location just above it.
				Large sinkhole in trail near here in early 2003.
0.47	r	189		blue wildrye	Elymus glaucus ssp. glaucus	5 / 1	15
0.47	r	190		*common cudweed	Gnaphalium luteo-album	1 / 1	5
0.47	r	191		*brome fescue	Vulpia bromoides	/	3
0.49	r	192		California everlasting	Gnaphalium californicum	20 / 5	22
0.49	r	193		San Diego mountain mahogany	Cercocarpus minutiflorus	30 / 9	7
0.49	r	194		willowherb	Epilobium ciliatum ssp. ciliatum	5 / 1	14
0.49	r	195		annual sunflower	Helianthus annuus	/	8
0.49	r	196		hollyleaf cherry	Prunus ilicifolia ssp. ilicifolia	5 / 3	8
0.50	r	197		coast jepsonia	Jepsonia parryi	30 / 1	8
	r	198		small-flowered meconella	Meconella denticulata	2 / 2	1
0.50	r	199		goldenstar	Bloomeria crocea	5 / 1	6
0.50	r	200	sp	woodland star	Lithophragma affine	5 / 1	3
0.51		201	~	saltgrass	Distichlis spicata+	/	9
0.51	r	202		lanceleaf dudleya	Dudleya lanceolata	30 / 3	15
0.52	r	203		California polypody	Polypodium californicum	/	10
0.53	l	204		*blessed thistle	Cnicus benedictus	10 / 2	1
0.54	r	205		blue larkspur	Delphinium parryi ssp. parryi	30 / 9	5
	r	206		minute-flowered cryptantha	Cryptantha micromeres	3 / 1	3
0.55	r			Jct. big road; stay left.
0.55	r	207		Parish's purple nightshade	Solanum parishii	30 / 5	10
0.56	l	208		small-flowered nightshade	Solanum americanum	5 / 2	2
0.56	l	209		stinging nettle	Urtica dioica ssp. holosericea	5 / 2	8
0.56				Cross stream.
0.56	r	210	~	water cress	Rorippa nasturtium-aquaticum+	5 / 2	8
0.56	r	211		*gopher plant	Euphorbia lathyris+	3 / 1	1
0.58	r			Jct. big road (other terminus of road at mile 0.55); stay left.
0.59	r	212		whispering bells	Emmenanthe penduliflora var. penduliflora	/	5
0.62	r	213		golden ear drops	Dicentra chrysantha	30 / 2	4
0.64	l			Jct. path to water.
0.65		214	sp	*water speedwell	Veronica anagallis-aquatica	/	1
0.68	r	215		black-hair nettle	Hesperocnide tenella	1 / 1	2
0.69	l	216		cobwebby thistle	Cirsium occidentale var. occidentale	/	4
	b	217		*English plantain	Plantago lanceolata	/	13
0.70	r	218		*little horseweed	Conyza bonariensis	/	10
0.72	l	219		California croton	Croton californicus	20 / 5	4
0.72	l			wild tarragon	Artemisia dracunculus	/
0.72	r			Jct. big road; stay left.
0.72	b	220		dove weed	Eremocarpus setigerus	20 / 3	10
0.72	r	221		Indian tobacco	Nicotiana quadrivalvis	1 / 1	1
0.73	l	222		San Diego birdsfoot lotus	Lotus hamatus	/	7
0.74	r	223		Pacific sanicle	Sanicula crassicaulis	20 / 3	9
0.74	l	224		triangular-fruit sedge	Carex triquetra	10 / 1	10
0.80	l	225		toyon	Heteromeles arbutifolia	3 / 3	33
0.80		226		hoaryleaf ceanothus	Ceanothus crassifolius+	5 / 3	10
0.80		227	ssp	California oxalis	Oxalis albicans	4 / 2	1
0.81	l			A single small wirelettuce, Stephanomeria exigua ssp. deanei, with bright pink flowers. All the rest on the trail have pure white flowers.
0.81				Jct. path to water on left; go right on trail.
0.82		228	sp	virgin's bower	Clematis pauciflora	20 / 5	7
0.84	l			Jct. road cut through hill.
0.84	l	229		*lesser swine cress	Coronopus didymus	2 / 1	2
0.87	r			Fencepost inside large pipe - property line marker?
0.89	l	230	sp	Two baby pines planted in fall 2003.	Pinus sp.+	2 / 1
0.89				Trail splits; only horses to left; hikers and horses to right; go right.
0.91				Jct. path to right.
0.92	l	231	~	Vasey's prickly pear	Opuntia Xvaseyi	2 / 2	14
0.93	l	232		climbing bedstraw	Galium nuttallii ssp. nuttallii	/	13
0.99				Begin bouldery section again.
1.00	r	233		stinging lupine	Lupinus hirsutissimus	/	10
1.00		234		California lace fern	Aspidotis californica	5 / 1	3
1.03				Trail junction; go right (left to river crossing)
1.03				Cross drainage.
1.03	l	235		chaparral yucca	Yucca whipplei	30 / 5	13
1.08	r	236		ocellated Humboldt lily	Lilium humboldtii ssp. ocellatum	1 / 1	2
1.08				Trail jags right.
1.08	r			Second small-flowered meconella, Meconella denticulata.
1.08	r	237		California maidenhair fern	Adiantum jordanii	1 / 1	6
	r	238		California chicory	Rafinesquia californica	5 / 1	14
1.09	r	239	~	Spanish clover	Lotus purshianus var. purshianus	/	14
1.10	r	240		miner's lettuce	Claytonia perfoliata ssp. perfoliata	/	12
1.10	r			Best area for California wood fern, Dryopteris arguta.
1.11	r	241		sugar bush	Rhus ovata	20 / 5	16
1.13				Look at the beautiful boulders upstream, and then cross dry drainage.
1.15	r			Bench without a back.
1.16	l	242		*nit grass	Gastridium ventricosum	/	13
1.18				Sign: "Crossing [left]; Trail [rightish]". Go rightish on the much-improved-in-late-2003 trail.
1.21	l	243		chamise	Adenostoma fasciculatum	20 / 5	24
	l	244		yellow mariposa lily	Calochortus weedii var. weedii	/	6
1.22	l	245	~	intermediate sun-cups	Camissonia intermedia	5 / 2	1
1.22	l			wide-throated yellow monkeyflower	Mimulus brevipes	/
1.22	r			Huge field of golden ear drops, Dicentra chrysantha.
1.22				Jct. dirt road. Go right, uphill, and turn left at the Y-jct, noted below, when you are just below the driveway to the house on the right of the dirt road.
1.23	r			(twiggy wreath plant, Stephanomeria virgata)
1.24	l			short-winged deerweed	Lotus scoparius var. brevialatus	/
1.24	l	246		fringed spineflower	Chorizanthe fimbriata var. fimbriata	/	4
1.25	l	247		Eastwood manzanita	Arctostaphylos glandulosa ssp. zacaensis	5 / 2	6
1.25	l	248		*statice	Limonium sinuatum	10 / 1	1
1.25	r	249		Coulter's snapdragon	Antirrhinum coulterianum	1 / 1	2
1.25	r	250		Jurupa Hills sun-cups	Camissonia ignota	5 / 1	4
1.27				Turn around and see top of Rock Mountain peeking above ridgeline to north. Gavilan Mountain is the ridgeline to its east.
1.28				Y-jct. Take trail to left.
1.28	l			Jct. Ridgetop Trail; sign dead ahead: "Hikers and Horses". Take a brief excursion on the Ridgetop Trail to see the following species:
		251	ssp	hooked skunkweed	Navarretia hamata ssp. hamata	10 / 1	3
		252		sapphire woolly-star	Eriastrum sapphirinum	10 / 1	2
		253		prostrate spineflower	Chorizanthe procumbens	5 / 1	1
		254		rockrose	Helianthemum scoparium	5 / 1	8
1.29		255		comb-leaved nemacladus	Nemacladus pinnatifidus	5 / 1	1
1.30				Back at main trail, turn left at sign: "hikers, horses" with directional arrows along trail.
1.30	l	256		laurel sumac	Malosma laurina	5 / 2	25
1.31	r	257		mission manzanita	Xylococcus bicolor	10 / 3	8
1.35	l	258		odora	Porophyllum gracile	2 / 1	4
1.38	r	259		black sage	Salvia mellifera	10 / 3	26
1.38				Y-jct. Go left.
1.40				Jct. road / path on left. Continue straight.
1.41	r	260	sp	sedge	Carex sp.	20 / 2
1.41	r	261	sp	green dock?	Rumex sp.	/
1.41				Cross stream. (Check for Rorippa here, as first occurrence now.)
1.41	l	262		*dallis grass	Paspalum dilatatum	4 / 1	4
1.41	r	263		umbrella sedge	Cyperus eragrostis	5 / 1	3
1.41	r	264		canyon dodder	Cuscuta subinclusa	1 / 1	1
1.45				The steep cut on the right is the firebreak marking the easternmost extent of the 2002 fire, marking the end of the burned area.
1.48				Woodrat's nest high in tree on right.
1.49				Trail curves right 90°.
1.50				T-jct, go left (right branch leads to "Sand Pit" and 500 foot trail).
1.53				virgin's bower	Clematis pauciflora	/
1.55				Cross dry drainage.
1.56	r	265		scrub oak X Engelmann oak	Quercus berberidifolia X Q. engelmannii	3 / 3	11
1.61				Local high point on trail.
1.66				California oxalis	Oxalis albicans	/
1.68				Trail jags left into sandy region.
1.73				Local low point on trail; trail leaves sandy region.
1.76				Cross dry drainage.
1.83				Cross dry drainage.
1.84	l			hoaryleaf ceanothus	Ceanothus crassifolius	/
1.85	r	266		stinking gourd	Cucurbita foetidissima	5 / 1	5
1.89				Beginning here, the small wirelettuce, Stephanomeria exigua ssp. deanei, has predominantly 7-8 flowers per head and is taller than the previous plants.
2.00	r	267		Davidson's buckwheat	Eriogonum davidsonii	5 / 2	15
2.03				Local high point on trail.
2.09	l	268		Torrey's hybrid oak	Quercus Xacutidens	1 / 1	4
2.11				Trail curves left 90°
2.15				T-jct; go right (left trail leads to river crossing).
2.19	l			Another candidate for saltgrass
2.24	r	269	sp	*saltcedar	Tamarix ramosissima	3 / 1	3
2.24	l	270		*mission cactus	Opuntia ficus-indica	3 / 1	4
2.28	r			Jct. Rainbow Creek Trail; stay left
2.30				Trail curves left 90° and crosses Rainbow Creek.
2.31	l	271	sp	rush 6-12 feet tall	Juncus sp.	10 / 1
2.33				Trail makes long curve left 90°
2.37				Trail makes long curve right 90°
2.40	r			Grinding stone rock; jct. steep path uphill.
2.42	l	272	?	black locust?	Robinia pseudoacacia?+	8 / 1
2.44	l	273	?	Tree with long seed pods like catalpa, 30 cm x 13 mm, dehiscent at end.+11
2.48	r	274		sacred datura	Datura wrightii	1 / 1	12
2.48	r	275		*horehound	Marrubium vulgare	3 / 1	17
2.49	l			Jct. trail to river crossing.
2.51	r	276		*Peruvian pepper tree	Schinus molle	1 / 1	5
2.53				End trail at locked gate at the jct. of Willow Glen Road and North Stagecoach Lane. Turnaround and retrace your steps to the trailhead.

http://tchester.org/fb/plants/guides/smr.html
Updated 2 December 2003.