Plant Guide to
Bayside Trail, Cabrillo National Monument, San Diego

Mile	S	#	id?	Common Name	Latin Name	#here	#all
0.00				Beginning of road to Bayside Trail immediately east of Lighthouse, elevation ~400 feet.
0.00	r			Sign: "Bayside Trail".
0.00	r	1		giant wild rye	Leymus condensatus	10 / 3	22
0.00	r	2		California buckwheat	Eriogonum fasciculatum var. foliolosum	20 / 9	37
0.00	r	3		California encelia	Encelia californica	99 / 9	12
0.00	r	4		California sagebrush	Artemisia californica	99 / 9	32
0.01	l			(Scrub oak, Quercus dumosa)
0.01	r	5	sp	tall coast prickly pear	Opuntia oricola+	10 / 9	2
0.01	r			(black sage, Salvia mellifera)
0.01	r	6		broom baccharis	Baccharis sarothroides	99 / 9	7
0.01	r	7		lemonade berry	Rhus integrifolia	99 / 9	11
0.01	r	8	~	saltgrass	Distichlis spicata	20 / 3	10
0.02	r	9	~	San Diego wreathplant	Stephanomeria diegensis	99 / 5	11
0.02	r	10		*red brome	Bromus madritensis ssp. rubens	5 / 1	36
0.06	r	11		chaparral bush mallow	Malacothamnus fasciculatus	3 / 2	10
0.06	r			High Voltage boxes
0.07	r	12		cliff spurge	Euphorbia misera	10 / 5	1
0.09	r	13	~	slender tarweed	Hemizonia fasciculata	40 / 4	10
0.09	r	14		toyon	Heteromeles arbutifolia	6 / 6	35
0.10	r	15		black sage	Salvia mellifera	50 / 9	30
0.10	r	16		deerweed	Lotus scoparius var. scoparius	20 / 9	19
0.12	r	17	~	seashore bentgrass	Agrostis pallens	20 / 5	4
0.12	r	18		ladies fingers	Dudleya edulis	40 / 9	7
0.12	r	19		lanceleaf dudleya	Dudleya lanceolata	40 / 9	16
0.13	r	20		California-aster	Lessingia filaginifolia var. filaginifolia+	2 / 2	38
0.14	r	21		golden yarrow	Eriophyllum confertiflorum var. confertiflorum	20 / 9	40
0.15	r	22		coastal goldenbush	Isocoma menziesii+	5 / 3	8
0.15	r	23	?	needlegrass?	Nassella sp.?	5 / 2
0.16	r	24		*Russian thistle	Salsola tragus	20 / 3	22
0.17	l	25		bicolored everlasting	Gnaphalium bicolor	2 / 2	22
0.18	r			(Mohave yucca, Yucca schidigera)
0.18	r	26	sp	cholla	Opuntia sp.	3 / 3
0.18	l	27	~	four-wing saltbush	Atriplex canescens ssp. canescens	1 / 1	1
0.21	r	28		*redstem filaree	Erodium cicutarium	3 / 1	34
0.22	l	29		laurel sumac	Malosma laurina	1 / 1	29
0.23	r	30	~	coast locoweed	Astragalus trichopodus var. lonchus	50 / 9	3
0.24	r	31		*Mediterranean schismus	Schismus barbatus	5 / 1	11
0.24	r	32		*crystalline ice plant	Mesembryanthemum crystallinum	5 / 1	5
0.24	r	33	~	*yellow ice plant	Carpobrotus edulis	1 / 1	1
0.24	r	34	sp	popcorn flower	Cryptantha sp.	1 / 1
0.24	r	35	?	unk fleshy rosette of oblanceolate lvs.	?	5 / 1
0.24	r	36	?	unk- baby slender-leaved ice plant?	M. nodiflorum?	1 / 1
0.26	r	37		big saltbush	Atriplex lentiformis ssp. lentiformis	6 / 6	2
0.27	l	38		bladderpod	Isomeris arborea	2 / 2	7
0.27	r			Jct. Bayside Trail itself; elevation ~315 feet. Turn left and take it. Sign: Bayside Trail, 1.2 miles". (Perhaps the 1.2 miles is the roundtrip distance, since it is ~0.7 mile to the "Trail ends" sign.)
0.29	l	39		Mohave yucca	Yucca schidigera	1 / 1	5
0.30	r			Sign: "Dryland Pioneers" with illustrations of prickly pear, cholla, Shaw's agave, and Mohave yucca.
0.33	r			Sign: "Communities", with illustrations of black sage, coastal sagebrush, cliff spurge, and chamise.
0.33	r	40		climbing bedstraw	Galium nuttallii ssp. nuttallii	3 / 3	16
0.37	r			Sign: "Spring colors", with illustrations of morning glory vine, blue dicks, Indian paintbrush, and California encelia.
0.39	r			Sign: "Weather", discussing the different communities of north- and south-facing slopes.
0.41				Trail curves left; elevation ~260 feet.
0.41	r	41	?	unk like wallflower	Erysimum capitatum ssp. capitatum?	1 / 1
0.42	l			Concrete and metal drain; begin posts along trail on right
0.44	r			Jct. use trail.
0.46	l			Concrete drain.
0.47	r			Sign: "Something in the Air", with illustrations of salt bush, bladderpod, and California buckwheat.
0.48	r			A very old bladderpod (Isomeris arborea).
0.50	r			A green cement box; trail curves left.
0.52	r			Sign: "Aliens and Natives", with illustrations of acacia, iceplant, sea dahlia and myoporum.
0.52	l	42		sea dahlia	Coreopsis maritima	5 / 1	4
0.52	l			Building with huge doors and very wide-spaced railroad tracks (~4.5 feet apart).
0.52	r	43	ssp	purple snapdragon	Antirrhinum nuttallianum ssp. nuttallianum	10 / 1	11
0.52	r	44		virgin's bower	Clematis lasiantha	10 / 2	5
0.54	l	45		narrowleaf bedstraw	Galium angustifolium ssp. angustifolium	1 / 1	39
0.54	l	46		wild-cucumber	Marah macrocarpus var. macrocarpus	1 / 1	35
0.54	r			Sign: "Uneasy Neighbors" discussing lichens.
0.56	l			Green building with 1 door, 3 windows and 2 "storage" doors. Bench without back on right.
0.57	l			Working drinking fountain. Sign on right: "Waves of Wings", with illustrations of Anna's hummingbird, wrentit, Townsend's warbler, and bushtit. Switchback right; elevation ~210 feet.
0.63	r			Sign: "On the Sunny Side", with illustrations of western fence lizard, California striped racer, opossum, California whiptail, and Southern Pacific rattlesnake. Trail curves left 90°.
0.66	r			Sign: "Ecology of Fire".
0.69	r			Sign: "Community Service", discussing the need to preserve entire communities.
0.74	r			Sign: "Local Birds", with illustrations of California quail, Bewick's wren, Rufous-sided towhee, and American kestrel.
0.75	l	47		bush monkeyflower	Mimulus aurantiacus	3 / 1	31
0.76	l	48		California polypody	Polypodium californicum	20 / 2	14
0.78	r			Sign: "Precious Water", with illustrations of toyon, scrub oak, and lemonade berry. Switchback right.
0.84	r			Sign: "Nightlife", with illustrations of deer mouse, gray fox, and woodrat.
0.85	r			View of Shaw's agave (Agave shawii) below the trail, with a steep use trail leading down to it. Please stay on the trail and see the one only 0.12 miles farther on the trail.
0.86	r			Sign: "Small and Specialized", with illustrations of funnel-web spider, Harlequin bug, and yucca moth.
0.93	l			Bench without back at a drainage; elevation ~155 feet.
0.96	r			Sign: "Point Loma", discussing the history of the point, and giving the age of the sandstone as 65-75 million years.
0.97	r	49		Shaw's agave	Agave shawii	1 / 1	2
0.99	l		~	(wartystem ceanothus, Ceanothus verrucosus)
1.00	r			Sign: "Trail ends - Return by same route"; and "The Point Loma Ecological Reserve", containing 640 acres of the 1500 acres on the Point.
1.02	r	50		bushrue	Cneoridium dumosum	1 / 1	3
1.06				Trail really ends at a big gate, signed "No Tresspassing"; elevation ~80 feet. Guide ends here; return the same way.

http://tchester.org/sd/plants/guides/cabrillo_nm/bayside_trail.html
Updated 14 February 2004.