Plant Guide to Round Valley Trail, San Jacinto Mountains

Mile	S	#	id?	Common Name	Latin Name	#here
0.00	l			Begin guide at sign just southwest of Ranger Station: "Round Valley Trail; Wilderness Permit Required", 0.22 miles from Tram Station; elevation ~8390 feet (2557 m).
0.00	b	1		Jeffrey pine	Pinus jeffreyi	50 / 9
0.00	b	2		wild tarragon	Artemisia dracunculus	50 / 9
0.00	r	3		San Jacinto buckwheat	Eriogonum apiculatum	5 / 1
0.01	l	4		San Gabriel beardtongue	Penstemon labrosus	50 / 5
0.02	r	5		San Bernardino rubber rabbitbrush	Ericameria nauseosa var. bernardina+	99 / 9
0.02	b	6		white fir	Abies concolor	99 / 9
0.05	r	7		sugar pine	Pinus lambertiana	50 / 9
0.06	l	8		San Jacinto Mts. keckiella	Keckiella rothrockii var. jacintensis	99 / 9
0.06	l	9		Parish's snowberry	Symphoricarpos rotundifolius var. parishii	99 / 9
0.06	l	10		western wallflower	Erysimum capitatum var. capitatum	10 / 2
0.06	r	11		green-leaf manzanita	Arctostaphylos patula	5 / 2
0.07	r	12		granite prickly phlox	Linanthus pungens	/
0.09	l	13		Nevin's bird's beak	Cordylanthus nevinii	10 / 1
0.09	l	14		little-leaf mock orange	Philadelphus microphyllus	/
0.12	l			Jct. Long Valley to Willow Creek Trail; Sign: "[left] Willow Creek 3.7 mi; Skunk Cabbage Meadow 5 mi; Idyllwild 10.5 mi; [ahead] Long Valley; Round Valley 2 mi; Saddle Junction 5.5 mi; [back] Tramway 0.3 mi"
0.12	l	15		Fremont's goosefoot	Chenopodium fremontii	10 / 2
0.13	l	16		western needlegrass	Stipa occidentalis var. occidentalis	10 / 1
0.14	l	17		mountain California-fuchsia	Epilobium canum ssp. latifolium	/
0.14	r	18		curl-leaf mountain-mahogany	Cercocarpus ledifolius	/
0.14	l	19		goldenrod	Solidago velutina ssp. californica	30 / 1
0.14	b	20		Fendler's blue grass	Poa fendleriana ssp. longiligula	5 / 1
0.14	l	21		Parish's bedstraw	Galium parishii	8 / 2
				The following 6 species are near the trail in the small drainage, given in alphabetical order
0.14	r	22		mountain rock-cress	Boechera retrofracta X	1 / 1
0.14	l	23		groundsmoke	Gayophytum diffusum ssp. parviflorum	20 / 4
0.14	l	24		Cleveland's horkelia	Horkelia clevelandii var. clevelandii	50 / 1
0.14	l	25		Brewer's monkeyflower	Mimulus breweri	99 / 4
0.14	l	26		false monkeyflower	Mimulus pilosus	99 / 4
0.14	l	27		Suksdorf's monkeyflower	Mimulus suksdorfii	10 / 2
				Back in trail order
0.15				Trail begins series of minor high and low points, staying close to 8400 feet (2560 m)
0.21	r	28		bush chinquapin	Chrysolepis sempervirens	50 / 9
				The following 25 species are in a span of ~150 feet of the Long Valley Creek drainage, given in alphabetical order
0.25	l	29		yarrow	Achillea millefolium	99 / 1
0.25	l	30		Idaho bentgrass	Agrostis idahoensis	40 / 2
0.25	l	31		western columbine	Aquilegia formosa	10 / 4
0.25	l	32		abrupt-beak sedge	Carex abrupta	10 / 1
0.25	l	33		fragile sheath sedge	Carex fracta	99 / 5
0.25	l	34		brown sedge	Carex subfusca	99 / 9
0.25	l	35		giant red paintbrush	Castilleja miniata ssp. miniata	1 / 1
0.25	l	36		slender hairgrass	Deschampsia elongata	10 / 1
0.25	l	37		Nevada cinquefoil	Drymocallis lactea var. lactea	20 / 3
0.25	l	38		willowherb	Epilobium ciliatum	5 / 1
0.25	l	39		western marsh cudweed	Gnaphalium palustre	20 / 2
0.25	l	40		long-anthered rush	Juncus macrandrus	5 / 1
0.25	l	41		floriferous monkeyflower	Mimulus floribundus	50 / 3
0.25	l	42		primrose monkeyflower	Mimulus primuloides var. primuloides	20 / 1
0.25	l	43		larger mountain monkeyflower	Mimulus tilingii	30 / 2
0.25	l	44		southern mountain-monardella	Monardella australis ssp. australis	20 / 4
0.25	l	45		mat muhly	Muhlenbergia richardsonis	20 / 2
0.25	l	46		pine lousewort	Pedicularis semibarbata	40 / 5
0.25	l	47		mountain pink currant	Ribes nevadense	30 / 9
0.25	l	48		thimbleberry	Rubus parviflorus	30 / 3
0.25	l	49		willow-leaved dock	Rumex salicifolius	20 / 2
0.25	l	50		pearlwort	Sagina saginoides	1 / 1
0.25	l	51		Scouler's willow	Salix scouleriana	40 / 5
0.25	l	52		ranger's buttons	Sphenosciadium capitellatum	99 / 9
0.25	l	53		mountain carpet clover	Trifolium monanthum ssp. grantianum	99 / 5
				Back in trail order; the following two species are in the drainage
0.28	l	54		brittle bladder fern	Cystopteris fragilis	20 / 3
0.28	l	55		snow-plant	Sarcodes sanguinea	5 / 3
0.29	l	56		bitter cherry	Prunus emarginata	10 / 2
0.33	r			Jct. use trail to "Beach / Shangri-La"
0.33				Trail turns left 90°, then right
0.33	l			yellow form of San Gabriel beardtongue, Penstemon labrosus
				The following two species are in the drainage
0.35	l	57		swamp sedge	Carex senta	99 / 9
0.35	l	58		tall mannagrass	Glyceria elata	99 / 9
0.39	r	59		canyon live oak	Quercus chrysolepis	1 / 1
0.39	l	60		western polypody	Polypodium hesperium	5 / 1
0.41	b	61		lodgepole pine	Pinus contorta ssp. murrayana	99 / 9
0.41				Cross small drainage on sturdy wooden bridge
0.41	l	62		musk monkeyflower	Mimulus moschatus	99 / 9
0.47				The former tight squeeze through rock walls and tree trunk here has been opened up by building up the trail surface!
0.48	r	63		mountain whitethorn	Ceanothus cordulatus	1 / 1
0.49	r	64		San Jacinto lupine	Lupinus hyacinthinus	99 / 9
0.48	l	65		wax currant	Ribes cereum var. cereum	2 / 2
0.49	l	66		*common cudweed	Pseudognaphalium luteoalbum	40 / 1
0.49	l	67		white catch-fly	Silene verecunda	5 / 2
0.49	r	68		mountain spray	Holodiscus discolor var. microphyllus	1 / 1
0.49	r	69		Parish's campion	Silene parishii	15 / 5
0.49	r	70		western azalea	Rhododendron occidentale	5 / 2
0.54	r	71		beautiful hulsea	Hulsea vestita ssp. callicarpha	1 / 1
0.54	r			Jct. use trail to Tamarack Campground
0.55				Trail turns left to cross Long Valley Creek
0.55	r			Sign: "Round Valley (ahead)"
0.55				Cross Long Valley Creek in middle of a switchback left; elevation ~8475 feet (2583 m)
0.55	l	72		forest goosefoot	Chenopodium atrovirens	10 / 2
0.55	l	73		changeable phacelia	Phacelia mutabilis	10 / 5
0.56				First of a number of tight switchbacks; trail now climbs significantly
0.58	b	74		Martin's paintbrush	Castilleja applegatei ssp. martinii	1 / 1
0.60	l	75		pinedrops	Pterospora andromedea	1 / 1
0.68				Minor local high point
0.77	r	76		mountain gooseberry	Ribes montigenum	99 / 9
0.78	r	77		limber pine	Pinus flexilis	20 / 9
0.88				Begin switchbacks on slope separating Long Valley from Round and Tamarack Valleys
0.90	r			(Two waterfalls)
0.90	r			(California corn lily, Veratrum californicum var. californicum)
0.92	l	78		bracken	Pteridium aquilinum var. pubescens	30 / 3
0.97	l	79		Ross' sedge	Carex rossii	20 / 5
1.01				Trail is less steep for a while now
1.01	r			Begin small meadowy area at Round Valley Creek. The following 9 species are in a span of ~150 feet along that creek, given in alphabetical order
1.01	r	80		purple false-gilia	Allophyllum divaricatum	99 / 1
1.01	r	81		dense false-gilia	Allophyllum gilioides ssp. violaceum	10 / 1
1.01	r	82		rosy everlasting, pussytoes	Antennaria rosea	/ 1
1.01	r	83		plain mariposa lily	Calochortus invenustus	30 / 1
1.01	r	84		toad lily	Montia chamissoi	20 / 4
1.01	r	85		Sierra nemophila	Nemophila spatulata	/
1.01	r	86		Douglas' knotweed	Polygonum douglasii	50 / 1
1.01	r	87		California corn lily	Veratrum californicum var. californicum	99 / 9
1.01	r	88		thyme-leaved speedwell	Veronica serpyllifolia ssp. humifusa	25 / 2
				Back in trail order
1.05	l	89		pussy paws	Calyptridium monospermum	10 / 2
1.12	r	90		few-flowering meadow-rue	Thalictrum sparsiflorum	10 / 2
				white bog orchid	Platanthera dilatata var. leucostachys	5 / 2
1.17	r	91		spotted coralroot	Corallorhiza maculata	1 / 1
1.42	l			Jct. Round Valley to Willow Creek trail; elevation 8960 feet (2731 m); Sign: "[left] Willow Creek Trail 3.8 mi; [back] Long Valley 1.7 mi; [ahead] Round Valley 0.3 mi"
1.44	r	92		mountain sweet-cicely	Osmorhiza berteroi	10 / 2
1.52	r			(Begin Round Valley Meadow)
1.63	b	93		California geranium	Geranium californicum	10 / 1
1.63	l	94		western bistort	Bistorta bistortoides	5 / 1
1.63	l	95		Kentucky blue grass	Poa pratensis ssp. agassizensis	20 / 1
1.63	l	96		vari-nerved sedge	Carex heteroneura	2 / 1
1.63	l	97		slender buttercup	Ranunculus alismifolius var. alismellus	10 / 1
1.64				The following three species were previously found in the formerly wet drainage to the left, which was totally dry in 2017
1.64	l	98		hairy wood rush	Luzula comosa	1 / 1
1.64	l	99		small white violet	Viola macloskeyi	5 / 1
	l			Trail to his and her outhouses (toilets)
1.87	r			Nice long log for a rest stop
1.89				Jct. trails to Wellman Divide (l) and Tamarack Valley (r); go left; elevation 9040 feet (2755 m). Sign: "[left] Wellman Divide 1 mi; San Jacinto Peak 3.3 mi; Saddle Junction 4.3 mi; Humber Park 6.8 mi; [right] Tamarack Valley 0.5 mi; [back] Long Valley 2.0 mi; Willow Creek 4.0 mi; Saddle Junction 5.5 mi"
1.89	r			Tapped spring with available water (needs treatment)
2.67				Wellman Divide; elevation ~9720 feet (2963 m); Sign: "[right] San Jacinto Peak 2.3 mi; [back] Round Valley 1.0 mi; Long Valley 3.0 mi"

http://tchester.org/sb/plants/guides/round_valley.html
Updated 9 July 2017.