Sierra Nevada Mountains. 269 
San San Ber- 
Gabriel | nardino | Jacinto 
Coniferous. 
Abies concolor Lindl. & Gord. 
Juniperus californica Carr. . 
» occidentalis Hook. 
Sabocedens decurrens Tor. , =... 9, 
Pinus attenuata Lemmon (= P. tuberculata Gord.) . 
BERRRRRIION. een 
>» flexilis James Ar 
r Lämbertiana Dougl.-. ... . , 
>. monophylla Torr. & Prem. .-. 0. 
Murrayana (= P. contorta Murrayana Engelm.) 
> ponderosa Dougl. .”. u ee 
>» quadrifolia (= P. Parryana Engelm.) 
Pseudotsuga macrocarpa Mayr. ar 
FI++t+++++H+ +4 
+++ +4+++++4+ + 
++ ++4+4+4++ 1 +1 44 
Evergreen (non coniferous). 
Cercocarpus betulaefolius Nutt. 
A ledifolius Nutt. 
Quercus chrysolepis Liebm. 
» Wislizeni A. DC. . 
Rlus ovaı Was... 0 00.0.0. 000 
Yucca arborescens Trel. (= Y. brevifolia Engelm.). 
+ ++++ 
+++4+ | 
+ +++] 
Alnus rhombifolia Nutt. . 
Franifine velatinds: 2:3. 3 22 we 
Fremontodendron (Fremontia) californicum Torr. 
Chilopsis linearis DC. (= C. saligna Don.) 
Juglans rupestris Engelm. 
Platanus racemosa Nutt. . 
» Fremonti Wats. 
Populus trichocarpa Hook. . 
Prosopis Juliflora DC. 
uercus californica Torr. 
> Morehus Kell. 
Salix lasiandra Benth. 5% 
The forest trees in these mountains below the 3000 foot rue 
Alnus rhombifolia, Platanus racemosa, Populus trichocara, ae it de of 
Saliz lasiandra, The coniferous trees begin to grow . Eur 
3000 feet (915 m). The first to appear are Pinus Coulteri and Pseudotsuga 
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Deciduous-leaved. | 
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++ +++ 1444 
F++tttttHrH+t HH 
+++ +++ 14 
