Pinus monophylla (Singleleaf piñon)

Pinus monophylla Torr. & Frém.

Pinus californiarum D.K. Bailey

Pinus edulis Engelm. var. fallax Little

Pinus monophylla Torr. & Frém. var. californiarum (D.K. Bailey) Silba

Pinus monophylla Torr. & Frém. ssp. californiarum (D.K. Bailey) Silba

Pinus monophylla Torr. & Frém. var. fallax (Little) Silba

Pinus monophylla Torr. & Frém. ssp. fallax (Little) Silba

Pinus monophylla Torr. & Frém. var. monophylla

Singleleaf piñon, pinyon pine

Kingdom	Plantae	Plants, but not fungi, lichens, or algae
Subkingdom	Tracheobionta	Vascular plants—plants with a “circulatory system” for delivering water and nutrients
Division	Coniferophyta	Conifers—cone-bearing trees (and a few shrubs)
Class	Pinopsida	Gymnosperms such as cedars, Douglas-firs, cypresses, firs, junipers, kauri, larches, pines, hemlocks, redwoods, spruces, and yews
Order	Pinales	Cone-bearing plants: cedar, cypress, fir, juniper, larch, pine, redwood, spruce, yew, and others
Family	Pinaceae	Pine family: cedars, firs, hemlocks, larches, pines and spruces
Genus	Pinus	Latin for “pine”
Species	monophylla	Single-leaved

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5/3/2018 · Ryan Mountain, Joshua Tree National Park, California
≈ 8 × 5" (20 × 13 cm)

5/3/2018 · Ryan Mountain, Joshua Tree National Park, California
≈ 4½ × 3" (12 × 8.4 cm)

5/3/2018 · Ryan Mountain, Joshua Tree National Park, California
≈ 21 × 14" (52 × 34 cm)

5/4/2018 · Hidden Valley, Joshua Tree National Park, California
≈ 15 × 10" (39 × 26 cm)

5/3/2018 · Ryan Mountain, Joshua Tree National Park, California
≈ 6 × 4" (15 × 10 cm)

ID is dubious because this is not within the natural range, but this is the only species with single needles. · 8/31/2014 · New Mexico
≈ 4½ × 4" (11 × 10 cm) ID is uncertain

5/3/2018 · Ryan Mountain, Joshua Tree National Park, California
≈ 7 × 4½" (18 × 12 cm)

Pinus monophylla description by Thomas H. Kent, last updated 25 May 2020.

ID is dubious because this is not within the natural range, but this is the only species with single needles. · 8/31/2014 · New Mexico ID is uncertain

ID is dubious because this is not within the natural range, but this is the only species with single needles. · 8/31/2014 · New Mexico
≈ 9 × 6" (22 × 15 cm) ID is uncertain

5/3/2018 · Ryan Mountain, Joshua Tree National Park, California · By Susan M. Kent
≈ 11 × 7½' (3.4 × 2.3 m)

5/3/2018 · Ryan Mountain, Joshua Tree National Park, California
≈ 10 × 6" (24 × 16 cm)

5/4/2018 · Hidden Valley, Joshua Tree National Park, California

5/4/2018 · Hidden Valley, Joshua Tree National Park, California · By Susan M. Kent
≈ 5 × 3½' (1.6 × 1 m)

Range:

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