Plant Guide to Whispering Pines Nature Trail, San Bernardino Mountains

This is a working list, about which we make no guarantees at all until we officially release it. Use at your own risk!

Introduction and Explanation of Plant Trail Guides

Highlights of This Trail
Fieldwork Dates and Summary of List Changes With Time
The Plant Guide
Comments On Specific Species


Highlights of This Trail

The botanical highlights of this trail are:

Number of Unique Taxa On This Trail

The following histogram gives the number of trails in our database that contain each taxon on this trail. We had 65 trails in our database when this histogram was made. A number of "1" means the taxon has only been found on this trail among the trails in our database.

Number of Trails
Containing A Taxon
Number Of Taxa
On This Trail
% of Taxa
On This Trail
Total Taxa54100%

We found 10 additional species not in the above table, since they have not been identified yet.

Fieldwork Dates and Summary of List Changes With Time

The following table gives the dates the trail was walked and taxa recorded. After each visit, the table gives the total number of taxa on the list and the breakdown of the taxa without positive identification. See Explanation of Plant Trail Guides to understand the symbols below.

Visit DateVisit ## taxa# "?"# "sp"# "~"# "ssp"
These numbers will change slightly, since some of the grasses and sedges were sampled on 8/24/03, but have not yet been identified.

The Plant Guide

Version for printing, without lines and other text on this page (4 pages)

MileS#id?Common NameLatin Name#here#all
0.00   Trailhead on south side of SR38 across from Ponderosa Pines Nature Trail, just west of the Jenks Lake Road turnoff.
0.00l  (desert crested wheatgrass, Agropyron desertorum)
0.00l1 groundsmokeGayophytum diffusum ssp. parviflorum20 / 39
0.00l2 bur-ragweedAmbrosia acanthicarpa2 / 110
0.00b3 wild pepper-grassLepidium virginicum var. pubescens10 / 14
0.00b4 white everlastingGnaphalium canescens ssp. microcephalum5 / 529
0.00b5~*downy bromeBromus tectorum99 / 919
0.00r6sp Bromus ciliatum or carinatus - sample5 / 1 
0.00l  Sign: "Nature Trail: Whispering Pines"
0.00l7? Achnatherum occidentalis?5 / 1 
0.00r8~Wright's buckwheatEriogonum wrightii var. subscaposum10 / 910
0.00l9~hybrid pinePinus jeffreyi X P. ponderosa+ / 1
0.00r10 yarrowAchillea millefolium30 / 98
0.00l11 California-asterLessingia filaginifolia var. filaginifolia30 / 934
0.00l  (planted cedar)
0.00   Jct. loop portion of trail. Go right.
0.01r12 wild tarragonArtemisia dracunculus5 / 219
0.01l13spour unknown mystery sedgeCarex sp.20 / 9 
0.01b14 Spanish cloverLotus purshianus var. purshianus10 / 114
0.01l15 one-sided bluegrassPoa secunda ssp. secunda99 / 919
0.01b16~western morning-gloryCalystegia occidentalis ssp. fulcrata10 / 96
0.01r17 goldenrodSolidago californica20 / 221
0.01r18 *tumble-mustardSisymbrium altissimum5 / 17
0.01l19sspsquirreltailElymus elymoides10 / 34
0.02l ~(spreading fleabane, Erigeron divergens)
0.02r20 California black oakQuercus kelloggii30 / 910
0.02r21 Brewer's fleabaneErigeron breweri var. porphyreticus30 / 91
0.02r22 southern Hartweg's irisIris hartwegii ssp. australis30 / 91
0.02b23 mountain mugwortArtemisia ludoviciana ssp. incompta30 / 93
0.03r  (California false-indigo, Amorpha californica var. californica)
0.03r  Signpost "1" at a California black oak, Quercus kelloggii.
0.03b24 Jeffrey pinePinus jeffreyi / 14
0.04r25 white firAbies concolor20 / 913
0.04l26 fragile sheath sedgeCarex fracta5 / 52
0.04l27~western wallflowerErysimum capitatum ssp. capitatum30 / 910
0.05r  Signpost "2" at a white fir, Abies concolor, and California black oak.
0.05l28 California false-indigoAmorpha californica var. californica30 / 92
0.05b29 canyon live oakQuercus chrysolepis30 / 917
0.05r30 oak mistletoePhoradendron villosum / 3
0.06l31sppopcorn flowerCryptantha sp.10 / 1 
0.06b32 splendid giliaGilia splendens ssp. splendens99 / 95
0.06r33 imbricate phaceliaPhacelia imbricata ssp. patula30 / 910
0.06r34 Fremont's goosefootChenopodium fremontii10 / 98
0.07l  Signpost "3" at a rock garden.
0.07l35 bristly bird's beakCordylanthus rigidus ssp. setigerus30 / 219
0.07b36sppineland buckwheatEriogonum molestum10 / 12
0.08r37 *prickly lettuceLactuca serriola1 / 120
0.08b38 mustang mintMonardella lanceolata20 / 13
0.08c  Signpost "4", with a beautiful field of mustang mint, Monardella lanceolata on the right.
0.08l39 summer snowLinanthus floribundus ssp. glaber10 / 92
0.10 40 ponderosa pinePinus ponderosa / 3
0.11l41~Indian milkweedAsclepias eriocarpa3 / 111
0.12   Switchback left.
 r42 narrowleaf bedstrawGalium angustifolium ssp. angustifolium10 / 935
 r43~Bishop's lotusLotus strigosus1 / 118
 r44 Mojave linanthusLinanthus breviculus10 / 14
0.13r45 southern mountain woolly-starEriastrum densifolium ssp. austromontanum1 / 18
 r46?needlegrass - sample
 r47~Davidson's lotusLotus nevadensis var. davidsonii2 / 17
0.15r  Signpost "5" at an impressive rock with many lichens.
0.16   Long switchback right.
0.17l48?tall wheatgrass?Elytrigia elongata? - sample10 / 1 
0.19r  Signpost "6".
0.21l49?blue wildrye?Elymus glaucus?5 / 1 
0.21t50 sugar pinePinus lambertiana / 7
0.23   Switchback left.
 r51~California thistleCirsium occidentale var. californicum5 / 18
0.25r52 horseweedConyza canadensis2 / 117
0.25r53 curve-flowered skullcapScutellaria siphocampyloides1 / 11
0.27   Switchback right.
0.28   Switchback left.
0.29r54~Yosemite rockcressArabis repanda var. repanda1 / 13
0.29r55 goldenstarBloomeria crocea10 / 36
0.30   Switchback right.
0.31   Trail bends left.
0.33l  Signpost "7" at a bench without a back.
0.34   Long switchback left.
0.35   Trail turns left 90°.
0.36r  Signpost "8"; trail curves right 90°.
 r56 San Gabriel beardtonguePenstemon labrosus5 / 14
 l57 Martin's paintbrushCastilleja applegatei ssp. martinii1 / 112
0.40r58spSierra gooseberryRibes roezlii var. roezlii1 / 19
0.40   Switchback left.
0.41l59spwild sweet pea or vetch
0.43   Trail curves right 90°.
0.44l  Signpost "9".
0.45r60 sticky cinquefoilPotentilla glandulosa ssp. reflexa5 / 17
0.47   Switchback left.
0.50   Trail turns right 90°.
0.50r61spminer's lettuceClaytonia perfoliata5 / 16
0.50r62?unk grassAgoseris or Muhlenbergia?5 / 1 
0.51   Switchback left.
0.53b63?unk grass - sample101
0.54r64~forest goosefootChenopodium atrovirens1 / 12
0.54l  Signpost "10".
0.62   Back at Trailhead.
    Species observed by Michael Charters and a UC Riverside Group in July 2000 that were not seen in August 2003 on the trail:
    plain mariposa lilyCalochortus invenustus /  
    woodland strawberryFragaria vesca /  
    Anderson's lupineLupinus andersonii /  
    giant blazing starMentzelia laevicaulis /  
    *English plantainPlantago lanceolata /  
    brackenPteridium aquilinum var. pubescens /  
    pinedropsPterospora andromedea /  
    snow-plantSarcodes sanguinea /  
    white catch-flySilene verecunda ssp. platyota /  
    *common mulleinVerbascum thapsus /  

Comments On Specific Species

Pinus jeffreyi X P. ponderosa. The tree has no vanilla or similar odor, the cones are small like P. ponderosa, but the cones are not prickly. Later on the trail we found pure examples of each of these species.

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Copyright © 2003 by Tom Chester, Jane Strong, Michael Charters and Bob Muns.
Permission is freely granted to reproduce any or all of this page as long as credit is given to us at this source:
Comments and feedback: Tom Chester | Jane Strong | Michael Charters
Updated 26 August 2003.