Plant Guide to Mt. Lewis Trail

Plant Guide to Mt. Lewis Trail

Mile S # id? Common Name Latin Name #here #all
0.00 Trailhead between Maintenance Shed and propane tank. Trail is very steep uphill. The following taxon is found on the roadside just east of the Shed:
0.00 (Parish's oxytheca) (Oxytheca parishii var. parishii) 20 / 1 1
0.00 l 1 Jeffrey pine Pinus jeffreyi 99 / 9 15
0.01 l 2 mountain whitethorn Ceanothus cordulatus 20 / 5 11
0.01 r (curl-leaf mountain-mahogany, Cercocarpus ledifolius var. intermontanus)
0.01 r 3 ? unk baby plant, with just a few largish leaves almost in a rosette
0.02 r 4 white fir Abies concolor 99 / 9 15
0.03 r 5 curl-leaf mountain-mahogany Cercocarpus ledifolius var. intermontanus 10 / 3 6
0.04 r (San Bernardino rubber rabbitbrush, Chrysothamnus nauseosus ssp. bernardinus)
0.04 r Weird metal structure at bottom of slope to right. It looks like a frisbee gamepost.
0.04 r 6 ? unk Brassica annual, fr dehiscent, pedicel 9 mm, silique 63 x 1 mm.
0.05 b 7 California fuchsia Epilobium canum⁺ 20 / 2 8
0.05 l 8 ~ Davidson's phacelia Phacelia davidsonii 1 / 1 6
0.06 l 9 Grinnell's beardtongue Penstemon grinnellii var. grinnellii 99 / 9 11
0.09 Trail splits, with old trail to left. Go right.
0.10 l 10 sp beaked penstemon Penstemon rostriflorus / 9
0.10 b 11 rock buckwheat Eriogonum saxatile 30 / 9 5
0.15 Trail jags left due to downed tree.
0.15 l 12 santolina pincushion Chaenactis santolinoides 1 / 1 7
0.17 r 13 San Bernardino rubber rabbitbrush Chrysothamnus nauseosus ssp. bernardinus 3 / 2 11
0.19 r 14 California squirreltail Elymus elymoides ssp. californicus 5 / 2 4
0.20 r 15 sugar pine Pinus lambertiana / 8
0.21 Switchback left.
0.22 Switchback right.
0.22 l 16 woolly mountain-parsley Oreonana vestita 20 / 5 2
0.23 Trail jags left due to downed tree.
0.24 l 17 sp groundsmoke Gayophytum diffusum ssp. parviflorum 5 / 1 13
0.25 Trail begins to parallel lip of broad shallow drainage to right
0.28 l 18 Wright's buckwheat Eriogonum wrightii var. subscaposum 99 / 9 10
0.28 Cross drainage.
0.28 c 19 unk small plant like knotweed.
0.28 Jct. with the no-longer-blocked-off old trail coming in from left. Turn right 90 degrees.
0.31 b 20 alpine sulfur-flowered buckwheat Eriogonum umbellatum var. minus 5 / 2 2
0.31 r 21 southern alpine buckwheat Eriogonum kennedyi var. alpigenum 10 / 2 2
0.31 l 22 ? unk Carex or Juncus. Juncus orthophyllus? 10 / 2
0.31 b 23 sp Burlew's onion? Allium burlewii? 20 / 1 3
0.32 Trail becomes indistinct; continue travelling in a straight direction and you'll pick up the trail again.
0.39 l 24 sp Parish's needlegrass Achnatherum parishii 5 / 1 2
0.43 l 25 ? white catch-fly? Silene verecunda ssp. platyota? 5 / 1
0.43 Trail ends at Mt. Lewis summit, marked no longer with some piled rocks.
http://tchester.org/sgm/plants/guides/mt_lewis_trail.html
Updated 20 September 2003.

Mile	S	#	id?	Common Name	Latin Name	#here	#all
0.00				Trailhead between Maintenance Shed and propane tank. Trail is very steep uphill. The following taxon is found on the roadside just east of the Shed:
0.00				(Parish's oxytheca)	(Oxytheca parishii var. parishii)	20 / 1	1
0.00	l	1		Jeffrey pine	Pinus jeffreyi	99 / 9	15
0.01	l	2		mountain whitethorn	Ceanothus cordulatus	20 / 5	11
0.01	r			(curl-leaf mountain-mahogany, Cercocarpus ledifolius var. intermontanus)
0.01	r	3	?	unk baby plant, with just a few largish leaves almost in a rosette
0.02	r	4		white fir	Abies concolor	99 / 9	15
0.03	r	5		curl-leaf mountain-mahogany	Cercocarpus ledifolius var. intermontanus	10 / 3	6
0.04	r			(San Bernardino rubber rabbitbrush, Chrysothamnus nauseosus ssp. bernardinus)
0.04	r			Weird metal structure at bottom of slope to right. It looks like a frisbee gamepost.
0.04	r	6	?	unk Brassica annual, fr dehiscent, pedicel 9 mm, silique 63 x 1 mm.
0.05	b	7		California fuchsia	Epilobium canum⁺	20 / 2	8
0.05	l	8	~	Davidson's phacelia	Phacelia davidsonii	1 / 1	6
0.06	l	9		Grinnell's beardtongue	Penstemon grinnellii var. grinnellii	99 / 9	11
0.09				Trail splits, with old trail to left. Go right.
0.10	l	10	sp	beaked penstemon	Penstemon rostriflorus	/	9
0.10	b	11		rock buckwheat	Eriogonum saxatile	30 / 9	5
0.15				Trail jags left due to downed tree.
0.15	l	12		santolina pincushion	Chaenactis santolinoides	1 / 1	7
0.17	r	13		San Bernardino rubber rabbitbrush	Chrysothamnus nauseosus ssp. bernardinus	3 / 2	11
0.19	r	14		California squirreltail	Elymus elymoides ssp. californicus	5 / 2	4
0.20	r	15		sugar pine	Pinus lambertiana	/	8
0.21				Switchback left.
0.22				Switchback right.
0.22	l	16		woolly mountain-parsley	Oreonana vestita	20 / 5	2
0.23				Trail jags left due to downed tree.
0.24	l	17	sp	groundsmoke	Gayophytum diffusum ssp. parviflorum	5 / 1	13
0.25				Trail begins to parallel lip of broad shallow drainage to right
0.28	l	18		Wright's buckwheat	Eriogonum wrightii var. subscaposum	99 / 9	10
0.28				Cross drainage.
0.28	c	19		unk small plant like knotweed.
0.28				Jct. with the no-longer-blocked-off old trail coming in from left. Turn right 90 degrees.
0.31	b	20		alpine sulfur-flowered buckwheat	Eriogonum umbellatum var. minus	5 / 2	2
0.31	r	21		southern alpine buckwheat	Eriogonum kennedyi var. alpigenum	10 / 2	2
0.31	l	22	?	unk Carex or Juncus.	Juncus orthophyllus?	10 / 2
0.31	b	23	sp	Burlew's onion?	Allium burlewii?	20 / 1	3
0.32				Trail becomes indistinct; continue travelling in a straight direction and you'll pick up the trail again.
0.39	l	24	sp	Parish's needlegrass	Achnatherum parishii	5 / 1	2
0.43	l	25	?	white catch-fly?	Silene verecunda ssp. platyota?	5 / 1
0.43				Trail ends at Mt. Lewis summit, marked no longer with some piled rocks.