Bishop Pine (LA Urban Forest Program)

Bishop Pine

Pinus muricata

Summary ¹⁰

The bishop pine, Pinus muricata, is a pine with a very restricted range: mostly in California, including several offshore Channel Islands, and a few locations in Baja California, Mexico. It is always on or near the coast.

Common names ¹¹

More info for the term: swamp

bishop pine
Bishop's pine
prickle-cone pine
California swamp pine

Description ¹²

Trees to 24m; trunk to 0.9m diam., straight to contorted; crown becoming rounded, flattened, or irregular. Bark dark gray, deeply furrowed, ridges long, scaly-plated. Branches spreading-ascending, often contorted; twigs stout to slender, orange-brown, aging darker brown, rough. Buds ovoid-cylindric, dark brown, 1--2.5cm, resinous. Leaves 2 per fascicle, spreading to upcurved, persisting 2--3 years, 8--15cm ´ (1.2--)1.5(--2)mm, slightly twisted, dark yellow-green, all surfaces with stomatal lines, margins strongly serrulate, apex abruptly conic-acute; sheath to 1.5cm, base persistent. Pollen cones ellipsoid, to 5mm, orange. Seed cones maturing in 3 years, serotinous, long-persistent, mostly in whorls, mostly asymmetric, lanceoloid-ovoid before opening, curved-ovoid when open, 4--9cm, glossy bright to pale red-brown, sessile or on stalks to 1cm, mostly downcurved, scales with deep red-brown border distally on adaxial surface; apophyses much thickened, the abaxial ones progressively more angulately dome-shaped toward base of cone; umbo central, a stout-based, curved claw. Seeds obliquely ellipsoid; body 6--7mm, dark brown to near black; wing 15--20mm. 2 n =24.

Fuentes y créditos

(c) 101595408250610106310, algunos derechos reservados (CC BY), subido por 101595408250610106310, https://picasaweb.google.com/101595408250610106310/INatUploads#5794423980166449026
(c) Ken-ichi Ueda, algunos derechos reservados (CC BY), subido por Ken-ichi Ueda
(c) 1998 California Academy of Sciences, algunos derechos reservados (CC BY-NC-SA), http://calphotos.berkeley.edu/cgi/img_query?seq_num=16824&one=T
(c) 1998 California Academy of Sciences, algunos derechos reservados (CC BY-NC-SA), http://calphotos.berkeley.edu/cgi/img_query?seq_num=16201&one=T
(c) 1998 California Academy of Sciences, algunos derechos reservados (CC BY-NC-SA), http://calphotos.berkeley.edu/cgi/img_query?seq_num=16825&one=T
(c) 1998 California Academy of Sciences, algunos derechos reservados (CC BY-NC-SA), http://calphotos.berkeley.edu/cgi/img_query?seq_num=16719&one=T
(c) 101595408250610106310, algunos derechos reservados (CC BY), subido por 101595408250610106310, https://picasaweb.google.com/101595408250610106310/INatUploads#5794423985499255986
(c) James Gaither, algunos derechos reservados (CC BY-NC-ND), http://www.flickr.com/photos/13892958@N07/2788288664
(c) 101595408250610106310, algunos derechos reservados (CC BY), subido por 101595408250610106310, https://picasaweb.google.com/101595408250610106310/INatUploads#5794423994768815842
Adaptado por earthwatchtrees del trabajo de (c) Wikipedia, algunos derechos reservados (CC BY-SA), http://en.wikipedia.org/wiki/Pinus_muricata
Dominio Publico, http://eol.org/data_objects/24642314
(c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, algunos derechos reservados (CC BY-NC-SA), http://eol.org/data_objects/5008588