SENSITIVE AREAS OF THE EASTERN SAN GABRIEL MOUNTAINS

Observations:
8 Apr 1994
1 Apr. 1995
4 Apr. 1995
21 Apr 2005
Elevation: 1440-1480 ft.
Quad: Glendora
T 1N. R 9W Section 21
Long. 117 deg. 49 min. 45 sec. Lat. 34 deg. 9 min. 36 sec.
Location: 0.5 mi. N. of Big Dalton Canyon Rd. on Upper Mystic Canyon Trail at ridge saddle, ca. 110 ft. E. of trail at E. end of ridge
Description: Rock type primarily reddish Glendora Volcanic”, Several large outcrops with primarily crumbling,decomposing smaller pieces.
Habitat: Very little overhead canopy, open exposure, surrounded by chaparral and coastal sage-scrub
Dominant surrounding plants: Toxicodendron diversiloba, Quercus durata ssp. gabrielensis, Heteromeles arbutifolia, Rhamnus illicifolia, Malosma laurina,Rhus integrifolia, Adenostema fasciculatum

Special Conditions: Last fire in summer of 2002 (Williams Fire)

Names Voucher Numbers Abundance


Ferns and their Allies
Adiantum jordini 2833 U
Cyrtomium falcatum 3404 R
Dryopteris arguta R
Pellaea andromedifolia FC
Polypodium californicum U
Selaginella bigelovii A
(Poa) 3406 U

Dicotyledons
Artemisia californica FC Cercocarpus betuloides FC
Clarkia sp. FC
Claytonia perfoliata A
Crassula connata C
Cryptantha muricata FC
Cryptantha sp. FC
Epilobium canum? FC
Eriogonum fasciculatum ssp. foliolosum U
Erodium cicutarium U
Daucus pussilus 2827 U
Delphinium parryi
1 plant in bloom, all others in early
bud ( Apr 2005), lowest elevation
in Glendora 2840 A
Dodocatheon cleavandii FC
all in fruit in Apr. 2005
Dudleya lanceolata C
Eriophyllum confertiflorum FC
Gnaphalium bicolor FC
Gnaphallium californica FC
Gnaphallium microcephalum U
Hazardia squarossa U
Hirschfeldia incana C
Hypochoeris glabra A
Lepidium virginicum FC
Lithofragma 3402 U
Lithofragma 3403 U
Lithogragma 2839 U
Lonicera subspicata var. denudata FC
Lotus strigossus U
Lupinus hirsutissimus U
Lupinus truncatus FC
Meconella denticulata
70 plants found, mostly in one small area,
full bloom, under canopy (Apr. 2005) Microseris lindlyi
in seed ( Apr. 2005) 3401,2835 FC
Mimulus aurantiacus FC
Scutellaria tuberosa
none found in Apr. 2005 2829 R
Silene antirhina C
Sonchus oleracea U
Stephanomeria virgata FC
Stylocline gnaphalioides R
N.E. area
Stellaria nitens C
(Api) 2759 C
(Ast) 2830 U
? 2828
? 2835
(Bra) 2832 U
(Bra) 2838 C (here only)
Monocotyledons:
Agrostis ?
Avena barbata A
Bloomeria crocea
all in bud in Apr. 2005 A
Bromus diandrus C
Bromus madritensis C
Dichellostoma capitatum FC
mostly in N.E. area
Mellica imperfecta 2837 FC
Vulpia myuros A
Yucca whipplei FC 16 small plants in 2005



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