Big Tree List

Registry of Big Trees
Below is a listing of all 318 of California's Big Trees. Scroll through the list and when you find a tree, click its camera icon to view it. California has 110 National Champions and 35 Co Champions.
Questions regarding these listings can be directed to Bill Morrison bill1785@sbcglobal.net

Camera icon denotes a tree with available images.

Note: Trees are listed in alphabetical order by common name.

Photos	Common name Genus Species	Girth (inches)	Height (feet)	Crown Width (feet)	Points	Location (city or park)	Nominator and Year Nominated
	Acacia, Bailey Acacia baileyana	115	46	65	178	Gilroy	A. Cowley 1998
	Acacia, Black Acacia melanoxylon	115	62	77	197	Hayward	A. Cowley 1999
	Acacia, Black Acacia melanoxylon National Champion	150	56	69	223	Fremont	Bruce Larson 2004
	Acacia, Black Wattle Acacia decurrens var. mollis	103	60	37	172	Carmel	A. Cowley 1999
	Acacia, Golden Wattle Acacia pycnantha	117	76	58	207	San Francisco	Maureen Cowley 2004
	Acacia, Winter Thorn Acacia albida	105	54	60	174	San Diego Zoo	D. Simpson 2004
	Alder, Italian Acer cordata	118	52	44	181	Fremont	Jacom Halliday 2006
	Alder, Red Alnus oregona (A. rubra) National Champion	228	87	100	400	Golden Gate National Recreation Area	Eric Ettlinger 2006
	Alder, White Alnus rhombifolia	111	75	36	195	Springville (SCICON)	A. Cowley 2004
	Almond Prunus amygdalus	100	34	28	141	Bakersfield	L. Barton and A. Cowley 1998
	Aloe Aloe barbera	96	22	22	124	U.C. Irvine	Brandon Williams 2004
	Apple Tree Malus	41	20	23	67	Fremont	Nelson Kirk 2004
	Ash, Blue Fraxinus quadrangulata	222	79	70	319	Santa Ana	A. Cowley 1999
	Ash, Oregon Fraxinus latifolia	120	76	46	208	Scicon	A. Cowley 2003
	Ash, Shamel Fraxinus uhdei	219	102	96	345	Los Angeles	A. Cowley 2002
	Ash, Two-petal Fraxinus dipetala National Champion	39	32	34	80	Lake County	F.T. Callahan 1986
	Ash, Velvet Fraxinus velutina	179	72	86	273	Modesto	C. Gilstrap 1991
	Ash, Arizona Fraxinus velutina	127	42	49	181	Fresno	A. Cowley 2004
	Aspen, Quaking Populus tremuloides National Champion Co Champion	169	67	35	245	Stanislaus National Forest	Lonnie Allsion 2007
	Aspen, Quaking Populus tremuloides National Champion Co Champion	168	75	36	241	Stanislaus National Forest	Karen Egglestin 2007
	Avocado Persea americana National Champion	185	72	59	272	San Juan Capistrano	A. Cowley and C. Newton 1999
	Bay, California Umbellularia californica National Champion	536	108	119	674	Mendocino County	A. Cowley 2004
	Bayberry, Pacific Myrica californica	46	38	35	93	Patrick's Pt.	A. Cowley 2002
	Beech, American Fagus grandifolia	87	54	51	159	Palo Alto	A. Cowley 2001
	Beech, Copper Fagus sylvatica 'purpurea' atropunicea	119	72	59	206	Menlo Park	A. Alexander 2001
	Beefwood Casuarina stricta Co Champion	149	70	55	233	Fremont	Nelson Kirk 2006
	Beefwood, Horse-tail Casuarina equisetifolia	103	67	40	180	Stanford University	A. Cowley 2001
	Belloto, Chilean Cryptocarya rubra	98	58	67	173	Fremont	A. Cowley 2004
	Birch, European White Betula pendula	116	51	56	181	Santa Clara University	A. Cowley 1998
	Bladdernut, Sierra Staphylea bolanderi National Champion	14	28	12	45	Fresno County	F.T. Callahan 1986
	Bottle Tree, Black kurrajong Brachychiton populneus	89	41	43	141	Orange	A. Cowley 2002
	Bottle Tree, Victorian Brachychiton acerifolius	90	33	40	133	San Juan Capistrano	A. Cowley 2002
	Bottlebrush Callistemon viminalis	90	34	45	135	San Luis Rey	A. Cowley 1998
	Bottlebrush Callistemon viminalis	106	38	37	153	Fremont	A. Cowley 2004
	Bougainvillia Bougainvillia spectabilis	52	24	19	81	Dana Point	Arthur Cowley 2004
	Box Elder Acer negundo National Champion	101	36	63	153	Union City	A. Cowley 2004
	Brisbane Box Lophostemon (Tristania) confertus	85	58	50	154	Orange	A. Cowley 2004
	Brush Cherry, Australian Syzygium paniculatum	91	50	42	152	Orange	A. Cowley 2001
	Buckeye, California Aesculus californica National Champion	176	46	60	237	Swanton Pacific Ranch	J. Reimer and W. Mark 2000
	Buckthorn, California Rhamnus californica National Champion	24	30	25	60	Sunol Regional Park	E.Lagel 1976
	Buckthorn, Hollyleaf Rhamnus crocea ilicifolia National Champion	26	26	44	63	Greenfield	F.T. Callahan and A. Cowley 1999
	Buttonbush Cephalanthus occidentalis National Champion	60	26	38	95	Buttonwillow	F.T. Callahan 1991
	Cactus Cereus peruviana	50	25	20	80	San Juan Capistrano	A. Cowley 1999
	Cactus, Saguaro Carnegiea gigantea	47	22	7	71	Ducor	A. Cowley 2001
	Cajeput Tree Melaleuca quinquenvernia	121	41	36	171	Dana Point	A. Cowley 2001
	Camphor-Tree Cinnamomum camphora Co Champion	249	88	95	361	Sacramento Capital Park	B. Barrett 1997
	Camphor-Tree Cinnamomum camphora Co Champion	268	69	111	365	Turlock	D. Pollard 2001
	Carob Ceratonia siliqua	144	59	67	220	Pasadena	B. Williams and A. Cowley 1998
	Carob Ceratonia siliqua Co Champion	146	58	60	219	Bakersfield	Art P. Cowley 2006
	Carrot Wood Cupaniopsis anacardioides	31	28	31	67	Orange	Art P. Cowley 2006
	Catalapa, Western Catalpa speciosa	172	57	50	241	Fowler	A. Cowley 2002
	Ceanothus, Blue Blossom Ceanothus thyrsiflorus National Champion	19	20	24	45	Mission San Luis Rey	A. Cowley 2004
	Cedar, Atlas Cedrus atlantica	184	80	65	280	Cap. Pk. #340	A. Cowley 1999
	Cedar, Deodar Cedrus deodara	228	98	85	347	Sacramento Capital Park	A. Cowley 1998
	Cedar, Incense Calocedrus decurrens National Champion	462	152	49	626	Marble Mountain Wilderness	J. Herr, D. McHardy and D. Wright 1969
	Cedar, Japanese Red Cryptomeria japonica	108	64	32	180	Hayward	A. Cowley 2004
	Cedar, Japanese Red Cryptomeria Japonica	120	55	44	186	Santa Ana	Brandon Williams 2004
	Cedar of Lebanon Cedrus libani	219	72	84	312	Independence	A. Cowley 2002
	Cedar, Port Orford Camaecyparis lawsoniana	64	76	24	146	Fremont	A. Cowley 2004
	Cherry, Catalina Prunus lyonii National Champion	115	43	45	169	Santa Catalina Island	A. Propst and B. Hartley 1992
	Cherry, Flowering Prunus blireiana	40	29	40	79	Sacramento Capital Park #189	A. Cowley 1998
	Cherry, Hollyleaf Prunus illicifolia National Champion	54	50	56	118	Lockwood	F.T. Callahan 1997
	Cherry-Laurel, Carolina Prunus caroliniana	102	38	40	150	Orange	A. Cowley 2001
	Cherry-Laurel, English Prunus laurocerasus	52	23	31	83	Stanford University	A. Cowley 2001
	Chestnut, American Castanea dentata	128	69	55	211	Chico	A. Cowley 1998
	Chestnut, Spanish Castanea sativa	153	48	52	214	Fremont	A. Cowley
	Chinaberry Tree Melia azedarach	170	64	58	249	Fillmore	A. Cowley 2004
	Chinkapin, Giant Castanopsis chrysophylla National Champion	153	122	37	284	Mendocino County	P. Violett 1996
	Cockspur Thron Crataegus crus-galli	39	17	20	61	Tulare	A.Cowley 2004
	Coral, Kaffriboom Erythrina caffra Co Champion	185	39	57	238	Balboa Pk. San Diego	A. Cowley 2004
	Coral, Kaffriboom Erythrina caffra Co Champion	162	60	66	239	L.A. Mission	A. Cowley 2004
	Coral Tree Erythrina americana	169	42	58	226	Newport Beach	A. Cowley 1998
	Coral Tree, Cockspur Erythrina crista-galli	136	34	99	195	Sacramento Capital Park #81	A. Cowley 1997
	Coral, Natal Erythrina humeana	74	27	53	114	San Clemente	A. Cowley 2004
	Cottonwood, Black Populus triocarpa	74	74	50	161	Lompoc	C. Blair 2002
	Cottonwood, Fremont Populus fremontii	360	84	67	461	Riverdale	A. Cowley 2002
	Crabapple (Japanese) Malus floribunda	36	38	45	85	Fowler	A. Cowley 2002
	Crape Myrtle Lagerstroemia indica	65	52	42	128	Bakersfield	L. Barton 2002
	cypress, arizona Cupressus arizonica	85	60	43	156	Fremont	Nelson Kirk 2006
	Cypress, Baker Cupressus bakeri	120	51	40	187	Santa Ana	Art P. Cowley 2006
	Cypress, Cuyamaca Cupressus stephensonii National Champion	70	37	28	114	Cleveland National Forest	F.T. Callahan 1976
	Cypress, Gowen Cupressus goveniana National Champion	66	40	52	119	Pt. Lobos State Park	A. Washburn 1996
	Cypress, Guadalupe Cupressus guadalupensis	206	70	48	288	Fresno	A. Cowley 1997
	Cypress, Italian Cupressus sempervirens	154	90	38	254	Orange	A. Remyn 1994
	Cypress, MacNab Cupressus macnabiana National Champion	155	55	45	221	Amador County	F.T. Callahan 1981
	Cypress, Mendocino Cupressus pygmaea National Champion	238	150	49	400	Mendocino County	F.T. Callahan 1991
	Cypress, Monterey Cupressus macrocarpa National Champion	553	102	111	683	Pescadero	R. Huntington and Fiesta Garden School 1994
	Cypress, Montezuma Taxodium mucronatum	190	96	71	304	Sacramento Capital Park #138	A. Cowley 1998
	Cypress, Piute Cupressus nevadensis National Champion	115	45	30	168	Sequoia National Forest	F.T. Callahan 1976
	Cypress, Piute Cupressus nevadensis National Champion	119	38	40	167	Sequoia National Forest	F.T. Callahan 1976
	Cypress, Sargent Cupressus sargentii National Champion	244	58	63	318	Richmond	R. Nichols 2001
	Cypress, Tecate Cupressus forbesii National Champion	93	71	48	171	Decanso	A. Cowley 2001
	Cypress, Bald Taxodium distichum National Champion	133	102	40	245	Capital Parkway #173	A. Cowley 2002
	Cypress, Bald Taxodium distichum	150	81	44	242	Fremont	A. Cowley 2004
	Desert Willow Chilopsis linearis	71	40	36	120	Porterville	A. Cowley 2001
	Dogwood, Blackfruit Cornus sessilis National Champion	20	18	16	42	Shasta County	F.T. Callahan 1986
	Dogwood, Pacific Cornus nuttallii	27	61	28	95	C. Hot Springs	A. Cowley 1999
	Douglas-Fir Pseudotsuga menziesii	322	256	63	594	McCloud	H. Bowman and R. Berryman 2001
	Douglas-Fir, Bigcone Pseudotsuga macrocarpa National Champion	269	165	94	458	Angeles National Forest	W. Maxwell 1973
	Dracaena, Australis(Green) Cordyline australis	102	35	27	144	Presidio - San Francisco	A. Cowley 1997
	Dragon Tree Dracaena draco National Champion	214	30	32	252	Torido	A. Cowley 2004
	Elderberry, Blue Sambucus caerulea	136	30	38	176	Porterville	A. Cowley 2004
	Elephant Tree Bursera microphylla National Champion	21	12	21	38	Anza Borego State Park	W. Bronaugh 1999
	Elm, Chinese Ulmus parvifolia	119	82	96	225	Sacramento Capital Park #190	A. Cowley 2002
	Elm, English Ulmus procera	204	105	80	329	Sacramento Capital Park	A. Cowley 1999
	Elm, American Ulmus americana	188	116	70	322	Capital Parkways	A. Cowley 2002
	Elm, Siberian Ulmus pumila	150	60	56	224	Newark	A. Cowley 2004
	Eucalyptus, Bluegum Eucalyptus globulus	465	135	143	636	Mission Ranch, Carmel	A. Cowley and Clint Eastwood 1998
	Eucalyptus, Bluegum Eucalyptus globulus National Champion	586	141	126	759	Petrolia	R. Bush 2001
	Eucalyptus, Bushy Yate Eucalyptus lehmannii	138	55	90	216	San Diego	A. Cowley 2004
	Eucalyptus, Desert Gum Eucalyptus rudis	225	71	39	306	Fresno	A. Cowley 1997
	Eucalyptus, Karri Gum Eucalyptus diversicolor National Champion	201	154	74	373	Cal Poly, San Luis Obispo	Dr. Matt Ritter 2007
	Eucalyptus, Longbeak Eucalyptus sp.	196	171	65	383	Buttonwillow	S. Finch and H. Kimble 1989
	Eucalyptus, Manna Gum Eucalyptus viminalis	364	145	110	537	Yountville	R & S. Adams 1994
	Eucalyptus, Red Gum Eucalyptus camaldulensis Co Champion	298	126	86	446	Fresno	A. Cowley 2006
	Eucalyptus, Red Gum Eucalyptus camaldulensis Co Champion	312	120	83	453	Reedley	Arthur Cowley 2006
	Eucalyptus, Red Ironbark Eucalyptus sideroxylon	130	66	50	208	Orange	A. Cowley 2001
	Eucalyptus, Rose Gum Eucalyptus grandis	142	178	70	338	U.C.L.A.	A. Gibson 1996
	Eucalyptus, Scarlet Gum Eucalyptus ficifolia	178	51	45	241	San Francisco	A. Cowley 1997
	Eucalyptus, Silver Gum Eucalyptus cordata	110	66	59	191	Orange	A. Cowley 2004
	Eucalyptus, Slaty-Gum Eucalyptus punctata	287	112	81	419	Bakersfield	Camille Newton 2006
	Eucalyptus, Sugar Gum Eucalyptus cladocalyx	246	88	59	349	Carlsbad	A. Cowley 2001
	Eucalyptus, Swamp Mahagony Eucalyptus robusta	177	116	78	313	Claremont	A. Cowley 1999
	Eucalyptus, Honey Scented Eucalyptus melliodora	234	102	76	355	Hemet	A. Cowley 2004
	Eucalyptus, Mountain Gum Eucalyptus dalrympleana ssp.dalrympleana	157	72	60	244	Dana Point	A. Cowley 2004
	Fig, Edible Ficus carica	150	24	44	200	Porterville	A. Cowley 1996
	Fig, Fiddleleaf Ficus lyrata	61	32	43	104	Orange	Art P. Cowley 2006
	Fig, Moreton Bay Ficus macrophylla	507	76	171	626	Santa Barbara	C. S. Palmer 1997
	Fig, Moreton Bay Ficus macrophylla	400	78	123	509	Balboa Park - San Diego	A. Cowley 1996
	Fir, California Red Abies magnifica National Champion	365	172	41	547	Yosemite National Park	"R. Van Pelt, R. Knight and M. Rudnicki" 1996
	Fir, Grand Abies grandis National Champion	245	257	36	511	Redwood National Park	R. Van Pelt and D. Thornburg 1997
	Fir, Greek Abies cephalonica	74	59	21	138	Fremont	Nelson Kirk 2006
	Fir, White Abies concolor National Champion	276	217	39	503	Yosemite National Park	R. Van Pelt 1997
	Floss Silk, Tree White Chorisia insignis	162	60	59	237	Los Angeles	A. Cowley 2003
	Floss Silk Tree Chorisia speciosa	128	56	50	196	Fallbrook	A. Cowley 1997
	Floss Silk Tree, White Chorisia insignis	151	80	72	249	Pasadena	A. Cowley 1998
	Flower-Fence Caesalpinia pulcherrima National Champion	16	16	14	36	Hollywood	A.Cowley 2004
	Ginkgo Ginkgo biloba	188	84	77	291	Sacramento Capital Park #223	A. Cowley 1998
	GoldenRain Tree Koelreuteria paniculata	82	44	56	140	Santa Ana	A. Cowley 2001
	Grapefruit Tree Citrus paradisi	37	18	29	62	Porterville	Art P. Cowley 2006
	Hackberry, European Celtis australis	147	98	70	263	Sacramento Capital Park #159	A. Cowley 1999
	Hackberry, Western Celtis reticulata	163	64	92	250	Mooney Park	A. Cowley 1996
	Hemlock, Mountain Tsuga mertensiana National Champion	277	113	44	401	Alpine County	A. Miller 1990
	Hickory, Shagbark Carya ovata	61	78	36	148	Sutter Creek	A. Pinotti 1999
	Holly, American Ilex opaca	64	41	36	114	Carmel	A. Cowley 1999
	Hoop Pine Araucaria cunninghamii National Champion	132	71	37	212	City of San Dimas	Deborah Day 2007
	Hoptree, California Psidium trifoliata National Champion	49	22	20	76	Lake County	F.T. Callahan 1991
	Hornbeam, European Carpinus betulus	43	23	41	76	San Francisco	A. Cowley 2004
	Jacaranda Jacaranda mimosifolia Co Champion	98	58	73	174	Santa Ana	A. Cowley 1998
	Jacaranda Jacaranda mimosifolia Co Champion	90	62	66	169	San Juan Cap.	Camille Newton 2004
	Jujube, Chinese Ziziphus jujube	62	31	40	103	Huntington	A. Cowley 2002
	Juniper, California Juniperus californica National Champion	118	23	44	152	Maxwell	F.T. Callahan 1973
	Juniper, Canary Island Juniperus cedrus	63	48	28	118	Fremont	A. Cowley 2004
	Juniper, Utah Juniperus osteosperma National Champion	260	40	56	314	Inyo National Forest	R. Witters 1996
	Juniper, Western Juniperus occidentalis National Champion	481	78	56	573	Stanislaus National Forest	J. R. Hall 1983
	Juniper, Hollywood Juniperus chinensis	109	40	51	162	Orange	Art P. Cowley 2004
	Linden Tilia americana	106	72	52	191	Sacramento	G. Brittner 1994
	Locust, Black Robinia pseudoacacia	156	68	62	240	Tulare	A. Cowley 1997
	Locust, Black Robinia pseudoacacia	150	77	38	237	Pleasanton	A. Cowley 2003
	Locust, Honey Gleditsia triacanthos inermis	126	76	18	220	Visalia	A. Cowley 2006
	Loquat Eriobotrya japonica	41	36	34	86	San Juan Capistrano	A. Cowley 2006
	Loquat, Japanese Eriobotrya japonica	59	35	35	103	Fremont	Nelson Kirk 2006
	Loquat, Bronze Eriobotrya deflexa	52	20	25	78	Fremont	Ernie Meri & Grand daughter 2004
	Lyon, Tree Lyonothamnus floribundus	34	46	16	84	Santa Cat. Isle	A. Cowley 2004
	Madrone, Pacific Arbutus menziesii	316	88	116	433	Carmel	A. Cowley 2004
	Magnolia, Southern Magnolia grandiflora	180	80	72	278	Sutter Creek	A & D Pinotti 1993
	Mahogony, Curly-leaf Mountain Cercocarpus ledifolius National Champion	30	18	25	54	Santa Catalina Island	A. Cowley 2004
	Manzanita, Bigberry Arctostaphylos glauca National Champion Co Champion	52	33	43	96	Sunol regional Park	E. Lagel 1976
	Manzanita, Bigberry Arctostaphylos glauca National Champion Co Champion	46	43	22	95	Alameda County	A. Cowley 2001
	Manzanita, Common Arctostaphylos manzanita National Champion	119	27	30	156	Chico	Jim Brobeck 2005
	Manzanita, Whiteleaf Arctostaphylos viscida National Champion	91	24	24	121	Tulare	A. Cowley and F. T. Callahan 2001
	Maple, BigLeaf Acer macrophyllum	174	61	76	254	Los Altos Hills	A. Cowley 1998
	Maple, Black Acer nigrum	99	74	69	190	Fremont	Nelson Kirk 2006
	Maple, Japanese Acer palmatum	74	37	46	123	Cap. Park	A. Cowley 2004
	Maple, Silver Acer saccharinum	203	56	80	279	Garden Grove	A. Cowley 2002
	May Tens Tree Maytenus boaria	83	36	40	129	Fremont	Nelson Kirk 2006
	Mesquite, Honey Prosopis glandulosa National Champion Co Champion	106	34	82	161	Tulare	A. Cowley 2006
	Mesquite, Honey Prosopis glandulosa Co Champion	104	42	31	154	Mesquite Spr.	Steven E. Slusser & John C. Rule 2004
	Monkey Puzzle Tree Araucaria araucana	214	112	59	341	Camarillo	A. Cowley 1997
	Mulberry, Paper Broussonetia papyrifera	130	66	65	212	Riverside	A. L. Jacobson 1993
	Mulberry, Red Morus rubra	192	40	64	248	Fresno	A. Cowley 2001
	Mulberry, White Morus alba	189	70	81	279	Mooney Park	A. Cowley 1996
	Myrtle, common Myrtus communis	33	38	37	80	Woodland	Philip and Sue Esdaile 2006
	New Zealand Christmas Tree Metrosideros excelsus	278	68	71	364	San Francisco	Mary Takabka 2004
	Nutmeg, California Torreya californica National Champion	251	96	68	364	Swanton Pacific Ranch	F.T. Callahan 1993
	Oak, Blue Quercus douglasii National Champion	276	112	83	409	3-Rivers	A. Cowley and D. Busby 2001
	Oak, California Black Quercus kelloggii National Champion	281	91	78	392	Groveland, Hwy 120	Carl Casey and Bob Huntington 2007
	Oak, Canyon Live Quercus chrysolepis National Champion	345	69	121	444	Springville	A. Cowley and M. Cobb 2001
	Oak, Coast Live Quercus agrifolia National Champion	338	58	75	415	Julian	C. Powell 1999
	Oak, Coast Live Quercus agrifolia Co Champion	324	55	104	405	Paso Robles	Clint Powell 2006
	Oak, Cork Quercus suber	229	70	100	324	Napa	R. Adams 1994
	Oak, Dunn Quercus dunnii National Champion	85	35	40	130	Lockwood	A. Cowley 1999
	Oak, Engelmann Quercus engelmanii National Champion	144	84	106	255	Pasadena	W. Metcalf 1968
	Oak, Engelmann Quercus engelmanii	214	27	43	252	Julian	A. Cowley 2004
	Oak, English Quercus robur	146	92	94	262	Pleasanton	A. Cowley 2004
	Oak, Holly Quercus ilex National Champion	132	70	92	225	Sacramento Capital Park # 23	A. Cowley 2001
	Oak, Interior Live Quercus wislizenii National Champion	252	51	73	321	Stockton	D. MacDannald 1982
	Oak, Munzii Live Quercus turbinella x Q. lobata	109	48	43	168	Joshua Tree National Park	J. Ohlfs 1998
	Oak, Oracle Quercus morehus	139	59	68	215	Springville	L. Otter 1996
	Oak, Pin Quercus palustris	118	92	80	230	Sacramento Capital Park # 151	A. Cowley 2001
	Oak, Scarlet Quercus coccinea	107	86	67	210	Bakersfield	A. Cowley 1998
	Oak, Valley Quercus lobata National Champion	348	163	99	536	South of Covelo	W.L. Jepsen 1984
	Oak, Bur Quercus macrocarpa	152	112	75	283	Cap. Pk.	A. Cowley 2004
	Oak, Holly Quercus ilex	130	70	79	220	Orange	Art P. Cowley 2004
	Oleander Nerium oleander National Champion	51	32	36	92	Exeter	A. Cowley 1997
	Olive Olea europaea	168	34	60	217	Sacramento Capital Park #338	A. Cowley 1999
	Ombu Phytolacca dioica	397	94	71	509	Fullerton	Glen Williams 2004
	Orange, Navel Citrus sinensis Co Champion	61	34	31	103	Bakersfield	Art P. Cowley
	Orange, Valencia Citrus sinensis National Champion	61	43	35	113	Capital Parkway #120	A. Cowley 2002
	Osage Orange Maclura pomifera	111	51	57	176	Springville	N. Brown 1997
	Palm, California Fan Washintonia filifera National Champion Co Champion	100	101	22	207	Capital Park	R. Van Pelt and A. Jackson 1991
	Palm, California Fan Washintonia filifera National Champion Co Champion	142	66	19	213	Capital Park	A. Cowley 1997
	Palm, Canary Island Phoenix canariensis National Champion	187	65	29	259	San Francisco	Arthur Cowley 2004
	Palm, Livistona Livistona chinensis	52	74	11	129	Fremont	Nelson Kirk 2006
	Palm, Mexican Fan Washintonia robusta	72	107	9	181	Los Angles	Ken Pfalzgraf 2006
	Palm, Monkeypod Coconut Jubaea spectabilis	159	51	30	218	Santa Clara University	A. Cowley 1998
	Palm, Monkeypod Coconut Jubaea spectabilis	152	68	29	227	Fremont	A. Cowley 2004
	Palm, Sago Cycas revoluta	58	16	18	79	Visalia	A. Cowley 2001
	Palm, Senegal Date Phoenix reclinata	53	54	38	117	Fremont	Nelson Kirk 2004
	Paloverde, Blue Cercidium floridum National Champion	86	53	42	150	Salton City	F.T. Callahan 1976
	Parasol Tree, Chinese Firmiana simplex National Champion	141	47	36	197	San Luis Rey	A. Cowley 1999
	Paulownia, Royal Paulownia tomentosa	157	70	78	247	Farmersville	A. Cowley 2001
	Pear Pyrus communis Co Champion	58	33	34	100	Tulare	A. Cowley 1999
	Pear Pyrus communis Co Champion	58	36	43	105	Orange	A. Cowley 2002
	Pear, Bradford Pyrus calleryana 'bradford'	67	47	44	125	Fremont	Nelson Kirk 2006
	Pecan Carya illinoensis	150	98	85	269	Saratoga	A. Cowley 2002
	Pepper, Brazilian Schinus terebinthifolius	145	56	37	196	Balboa Park	A. Cowley 2001
	Pepper Tree, California Schinus molle National Champion	367	57	72	442	San Juan Capistrano	R. Wheeler 1969
	Photinia, Chinese Photinia serrulata	40	30	38	79	Porterville	A. Cowley 1999
	Pine, Aleppo Pinus halepensis	204	114	84	339	Piru	A. Cowley 2001
	Pine, Bishop Pinus muricata National Champion	198	86	72	302	Oakland	A. Cowley 2004
	Pine, Bolanders Pinus contorta var. bolanderi National Champion	58	76	18	139	Jughandle State Reserve	R.E. Sholars 1983
	Pine, Canary Island Pinus canariensis	162	82	81	264	Orange	A. Remyn 1994
	Pine, Coulter Pinus coulterii National Champion	152	141	72	311	Julian	A. Cowley and C. Powell 2001
	Pine, Digger Pinus sabiniana National Champion	178	120	77	317	Visalia	A. Cowley 1999
	Pine, Fern Podocarpus gracilior	155	80	60	250	Orange	Art P. Cowley 2006
	Pine, Foxtail Pinus balfouriana National Champion	316	76	30	401	Shasta Trinity National Forest	S Moore and R. Moore 1988
	Pine, Intermountain Bristlecone Pinus aristata var. Longaeva National Champion	439	41	48	492	Inyo National Forest	A.E. Noren 1999
	Pine, Italian Stone Pinus pinea National Champion	239	62	105	327	Orange	A. Cowley 2004
	Pine, Jeffrey Pinus jeffreyi National Champion	244	152	72	414	Frazier Park	Art P. Cowley 2004
	Pine, Knobcone Pinus attenuata National Champion	135	117	66	269	Shasta County	P. Caster 1976
	Pine, Lodgepole Pinus contorta National Champion Co Champion	245	116	50	374	San Bernadino National Forest	M. Gulick 1984
	Pine, Lodgepole Pinus contorta National Champion Co Champion	238	124	42	373	Stanislaus National Forest	Mr and Mrs C. Grimstead 1985
	Pine, Lodgepole Pinus contorta National Champion Co Champion	242	106	65	364	Stanislaus National Forest	R. Riebe and I. Stafford 1987
	Pine, Monterey Pinus radiata National Champion	334	167	106	532	Carmel	A. Cowley and J. Cowley 1998
	Pine, Norfolk Island Araucaria heterophylla	141	108	69	266	Camarillo