Arizona's National Champion Trees

June 2005 Update

Approved by American Forests for Register of Big Trees

SPECIES /
COMMON NAME
Year Nominated/Year Last Measured		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Acacia rigidula /
Blackbrush Acacia
(1998 / 1998)
Casa Grande, Central Arizonas College		 Bill Kinnison 16 in. 26 ft 29 ft. 49
Acacia rigidula /
Blackbrush Acacia
(1999 / 1999)
Glendale, Mountain States Nursery		 Ken Morrow 14 in. 27 ft. 31 ft. 49
Acacia toruosa /
Huisachillo
(2003/2003)
Phoenix, Baker Nursery		 Ken & Kathy Morrow 49 in. 31 ft. 30 ft. 88
Acer grandidentatum /
Canyon maple
(1998 / 1998)
Pinal Mts., Tonto Nat. Forest		 Rick Heffernon 139 in. 75 ft. 50 ft. 227
Amelanchier utahensis /
Utah Serviceberry
(2004 / 2004)
Coconino Co., Coconino Nat. Forest		 Judy & David Thornburg 14 in. 21 ft. 25 ft. 41
Arbutus arizonica /
Arizona Madrone
(1997 / 2003)
Sta. Rita Mts., Coronado Nat. Forest		 Tom Harlan 176 in. 42 ft. 46 ft. 230
Arctostaphylos pringlei /
Pringle Manzanita
(1999 / 1999, co-champ)
Yavapai Co., Coconino Nat. Forest		 C. Mills & others 37 in. 18 ft. 14 ft. 59
Arctostaphylos pringlei /
Pringle Manzanita
(2003 / 2003, co-champ)
Sterling Canyon, Coconino Nat. Forest		 David & Judy Thornburg 36 in. 17 ft. 23 ft. 59
Bursera microphylla /
Elephant Tree
(1997 / 1997)
Tinajas Atlas Mts., Goldwater Air Force Range 		Ken Morrow 17 in. 13 ft. 16 ft. 34

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Canotia holocantha /
Crucifixion Thorn
(2001 / 2001 co-champ)
Yavapai Co.		 Mike Hallen 46 in. 27 ft. 21 ft 78
Canotia holocantha /
Crucifixion Thorn
(2003 / 2003 co-champ)
Yavapai Co., Prescott NF		 David Thornburg & Harry Untiedt 49 in. 26 ft. 20 ft 80
Celtis pallida /
Spiny Hackberry
(2000 / 2000)
Pima Co.		 Bob & Rita Cote 25 in. 31 ft. 23 ft. 62
Parkinsonia florida /
Blue Palo Verde
(2003 / 2003)
Hyder, Maricopa Co., BLM		 Mike Hallen & Chuck Hockaday 87 in. 42 ft. 62 ft. 145
Parkinsonia microphylla /
Foothill Palo Verde
(2003 / 2003)
Mobile, Maricopa County		 Mike Hallen 43 in. 29 ft. 43 ft. 83
Cereus giganteus /
Saguaro
(2003/2003 co-champ)
Horseshoe Lake, Tonto Nat. Forest
reported toppled 9/29/2007 		Joe Pleggenkuhle & Chris Seymore 94 in 46 ft. 10 ft. 143
Cereus giganteus /
Saguaro
(2003/2003)
Mammoth 		Charlie Blank 108 in 32 ft. 16 ft. 144

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Cercocarpus breviflorus /
Hairy Mountain-Mahogany
(1996 / 1996)
Sta. Rita Mts, Coronado NF		 Robert Zahner 32 in 20 ft 17 ft 56
Chilopsis linearis /
Desert Willow
(1976 / 2003)
Globe, Gila Co.		 Mitchell Holder 160 in 68 ft 48 ft 240
Citrus aurantifolia/
Lime
(2003 / 2003)
Phoenix		 L.B.Wright & R.T.Gates 14 in 21 ft 15 ft 39
Citrus aurantium/
Sour Orange
(2003 / 2003)
Tucson		 Judy Nantell & Chris Maloney 44 in 28 ft 24 ft 78
Condalia globosa /
Bitter Condalia
(2000 / 2000)
Eagletail Mts. Wilderness		 Glenda Zahner 42 in 17 ft 25 ft 65
Condalia globosa /
Bitter Condalia
(2003 / 2003)
Little Ajo Mts.		 Jim Malusa 44 in 18 ft 16 ft 66
Cowania mexicana /
Cliffrose
(2003 / 2003)
Grand Canyon N.P.		 Mike Hallen 28 in 19 ft 17 ft 51
Cupressus arizonica var. arizonica/
Arizona Cypress
(1955 / 2001)
Sta. Catalina Mts.		 James Mielke 240 in 93 ft 48 ft 345
Cupressus arizonica v. glabra /
Arizona Smooth Cypress
(2004 / 2004)
Beaver Creek, Coconino NF		 David Thornburg & Harry Untiedt 215 in 70 ft 52 ft 298
Erythrina flabelliformis/
Southwest Coral Bean
(1999 / 1999)
AZ-Sonoran Desert Museum, Tucson		 George Montgomery 11 in 15 ft 12 ft 29

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Eucalyptus camaldulensis /
Longbeak Eucalyptus
(1993 / 2002)
Boyce Thompson Arboretum		 Robert &: Glenda Zahner 241 in 140 ft 93 ft 404
Eucalyptus camaldulensis /
Longbeak Eucalyptus
(2002/ 2002)
Chandler		 J.C. Bogle, Mike Hallen & Sylvia Escudero 276 in 112 ft 84 ft 409
Eysenhardtia polystachya /
Kidneywood
(1993 / 1993)
Coyote Mts. Wilderness		 Peter Gierlach 49 in 21 ft 25 ft 76
Eysenhardtia texana /
Texas Kidneywood
(2003 / 2003)
Boyce Thompson Arboretum		 K. & K. Morrow; M. Hallen 49 in 21 ft 25 ft 76
Forestiera phillyreoides /
Desert Olive
(1997 / 1997)
Buenos Aires NWR 		Roseann Hanson 10 in 17 ft 17 ft 31
Fraxinus anomala var. lowellii/
Lowell Ash
(2003 / 2003)
Mingus Mtn, Yavapai Co., Prescott NF 		H. Untiedt & D. Thornburg 58 in 33 ft 21 ft 96
Fraxinus cuspidata/
Fragrant Ash
(2004 / 2004)
Coconino Co., Coconino NF 		David Thornburg 46 in 40 ft 37 ft 95
Fraxinus gooddingii /
Goodding Ash
(1995 / 1995)
Tumacacori Mts., Coronado NF		 Josh Tewksbury 25 in 30 ft 22 ft 61

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Fraxinus greggii /
Gregg Ash
(2003 / 2003)
Univ. of Arizona campus		 Libby Davison 17 in 27 ft 26 ft 51
Fraxinus papillosa /
Chihuahua Ash
(2003 / 2003)
Sta. Rita Mts., Coronado N.F.		 David & Paul Thornburg 33 in 49 ft 17 ft 86
Fraxinus velutina /
Velvet Ash
(2001 / 2001 co-champ)
Fossil Springs Wilderness		 Jerry Nash and,
Mike Hallen		 189 in 90 ft 85 ft 300
Fraxinus velutina /
Velvet Ash
(1996 / 2004 co-champ)
Circle Z Ranch, Sta. Cruz Co.		 Kenneth Porter 202 in 76 ft 88 ft 300
Garrya wrightii /
Wright Silktassel
(1997 / 1997)
Buenos Aires NWF		 Robert Zahner 28 in 22 ft 22 ft 56
Holacantha emoryi /
Crucifixion Thorn
(2000 / 2000)
Cuerda de Lena, Organ Pipe Cactus Nat. Mon. 		Jim Malusa 38 in 25 ft 23 ft 69

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Juglans major /
Arizona Walnut
(1999 / 1999)
Aravaipa Canyon Wilderness		 K. Morrow,
M. Hallen		 215 in 73 ft 88 ft 310
Juniperus deppeana /
Alligator Juniper
(1995 / 1995 co-champ)
Granite Mtn., Prescott NF		 William Litzinger 328 in 46 ft 49 ft 386
Juniperus deppeana /
Alligator Juniper
(2003 / 2003 co-champ)
Yavapai Co., Prescott NF		 David Thornburg 305 in. 65 ft. 54 ft. 384
Juniperus deppeana /
Alligator Juniper
(1998 / 1998 co-champ)
Granite Mountain, Yavapai Co., Prescott NF		 R & M. Contreras 308 in. 57 ft. 76 ft. 384
Juniperus erythrocarpa /
Redberry Juniper
(2001 / 2001 co-champ)
Organ Pipe National Monument		 John Stiles 119 in. 28 ft. 33 ft. 155
Juniperus erythrocarpa /
Redberry Juniper
(2004 / 2004 co-champ)
Cottonwood, Yavapai Co.		 David & Judy Thornburg 106 in. 35 ft. 48 ft. 153
Koeberlinia spinosa /
Allthorn
(1993 / 2003)
Boyce Thompson SW Arboretum		 Kim Stone 27 in 21 ft 19 ft 53
Ligustrum japonicum /
Japanese Privet
(2003 / 2003)
Wickenburg, Maricopa Co.		 David Thornburg 40 in 27 ft 25 ft 73
Lysiloma microphyiia / Littleleaf Lysiloma
(2005 / 2005)
Paradise Valley, Hermosa Inn		 Ken Morrow 64 in. 32 ft. 41 ft. 106
Maytenus phyllanthoides /
Florida Mayten
(2003 / 2003)
Boyce Thompson Arboretum 		K. Morrow, K. Styles, & M. Hallen 22 in 19 ft 26 ft 48

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Nerium oleander /
Oleander
(2003 / 2003 co-champ)
Sun City		 Wright & Russel Gates 52 in 26 ft 28 ft 85
Nerium oleander /
Oleander
(2003 / 2003 co-champ)
Sun City		 Wright & Russel Gates 55 in 28 ft 25 ft 89
Nolina bigelovii /
Bigelow Nolina
(1997 / 1997)
Cabeza Prieta NWR		 Tom & Anita Harlan 125 in 13 ft 8 ft 140
Olneya tesota /
Desert Ironwood
(1995 / 2002)
Goldwater Air Force Range		 Ken & James Morrow 170 in 45 ft 43 ft 226
Opuntia ficus-indica /
Indian Fig
(1999 / 1999)
Tucson, Tucson Medical Center		 Kenneth Porter 36 in 14 ft 16 ft 54
Opuntia fulgida /
Jumping Cholla
(2000 / 2001)
Pinal County		 Mike Hallen 32 in 21 ft 15 ft 57
Parkinsonia aculeata /
Mexican Palo Verde
(2003 / 2003)
Arcadia Park, Phoenix		 Larry Wright &
Russell Gates		 78 in 45 ft 50 ft 136

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Pinus discolor /
Border Pinyon
(2004 / 2004)
Chiricahua Nat. Monument		 Jon Titus 61 in 46 ft 28 ft 114
Pinus englemanni /
Apache Pine
(1998 / 1998 co-champ)
Sta. Rita Mts.,Coronado NF		 R & G Zahner 127 in. 108 ft. 44 ft. 246
Pinus englemanni /
Apache pine
(1998 / 1998 co-champ)
Sta. Rita Mts., Coronado NF		 K. Morrow,
M. Hallen		 121 in 112 ft 38 ft 243
Pinus leiophylla /
Chihuahua Pine
(1998 / 1998)
White Mtn., Apache Indian Reservation		 Dave Borland &
Lucky Holden		 121 in. 87 ft. 17 ft. 212
Pinus ponderosa var. arizonica /
Arizona Pine
(1998 / 1998)
Cabeza Prieta NWR		 R & G Zahner and
K Porter		 153 in. 127 ft. 57 ft. 294
Pithecelobium pallens /
Huajillo
(2000 / 2000)
Tucson, University of Arizona		 Kathryn Styles 18 in. 41 ft. 27 ft. 66
Platanus wrightii /
Arizona Sycamore
(2004 / 2004)
Beaver Creek, Coconino NF 		Harry Untied & David Thornburg 373 in 71 ft 73 ft 462
Populus fremontii /
Fremont Cottonwood
(1970 / 1996)
Patagonia, San Jose de Sonoita		 Don Richard and
Mark Rouw		 504 in 92 ft 108 ft 623

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Prosopis velutina /
Velvet Mesquite
(1949 / 2004)
Sta. Cruz River, Hathaway Ranch		 Gilbert Sykes 196 in 46 ft 60 ft 257
Prunus serotina v. rufula /
Southwestern Black Cherry
(2004 / 2004)
Yavapai Co.		 Harry Untied & David Thornburg 136 in 66 ft 50 ft 214
Quercus arizonica /
Arizona White Oak
(2003 / 2003)
Canelo., AZ DOT		 Paul & David Thornburg 133 in 56 ft 47 ft 201
Quercus gambelii/
Gambel Oak
(2003 / 2003)
Coconino National Forest		 S. Peppenbert; H. Untiedt; D. Thornburg 219 in 106 ft 64 ft 341
Quercus hypoleucoides /
Silverleaf Oak
(2001 / 2001)
Sta. Rita Mts., Coronado NF		 Mike Hallen &
Ken Porter		 158 in 85 ft 52 ft 256

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Quercus pungens /
Sandpaper Oak
(2003 / 2003)
Portal, Coronado NF		 Ken Morrow 13 in 18 ft 29 ft 38
Quercus rugosa /
Netleaf Oak
(1998 / 2004)
Sta. Catalina Mts., Coronado NF		 R. Zahner &
J. Smith		 90 in 47 ft 36 ft 145
Quercus toumeyi/
Toumey Oak
(1994/ 2004)
Atascosa Mtns., Coronado NF		 Robert Zahner 68 in 27 ft 33 ft 103
Quercus turbinella
v. ajoensis /
Ajo Oak
(1993/ 1998)
Ajo Mts., Organ Pipe National Monument		 Robert &
Glenda Zahner		 82 in 35 ft 40 ft 127
Rhamnus californica/
California Buckthorn
(1993/ 1998)
Yavapai Co., Prescott NF		 David &
Judy Thornburg		 23 in 23 ft 39 ft 56
Rhus choriophylla /
Mearn's Sumac
(1995/ 1995)
Tumacacori Mts., Coronado NF		 Robert Zahner 24 in 20 ft 19 ft 49

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Rhus lancea /
African Sumac
(2002/ 2002)
Tucson, University of Arizona		 Robert Zahner 115 in 40 ft 55 ft 210
Rhus ovata /
Sugar sumac
(1995/ 1995)
Superstition Mts., Tonto NF		 Ken Morrow 65 in 32 ft 33 ft 105
Robinia neomexicana /
New Mexico Locust
(2004/ 2004)
Baker Butte, Coconino NF		 Judy & David Thornburg 84 in 81 ft 35 ft 174
Salix bonplandiana /
Bonpland Willow
(1999/ 1999)
Gila Box Cons. Area, BLM		 M. Hallen,
G Kieren		 169 in 63 ft 74 ft 251
Salix taxifolia /
Yewleaf Willow
(1996/ 2004)
Lochiel, San Rafael de la Zanja Ranch		 Robert Zahner 74 in 35 ft 30 ft 117
Sapium biloculare /
Jumping Bean
(2001/ 2001)
Agua Prieta NWR		 Jim Malusa 9 in 13 ft 18 ft 27
Sambucus mexicana /
Mexican Elder
(2005/ 2005)
Patagonia		 Mollie Wright 95 in 41 ft 26 ft 143
Tecoma stans /
Yellow Trumpet
(2002/ 2002)
Canyon Lake, Tonto N.F.		 Ken Morrow 20 in 23 ft 19 ft 48

SPECIES /
COMMON NAME		 NOMINATOR CIRCUM. HEIGHT CROWN POINTS
Tamarix gallica /
French Tamarisk
(2004/ 2004)
Picacho Reservoir, Pinal Co.		 David Thornburg 24 in 23 ft 23 ft 53
Vauquelinia californica /
Arizona Rosewood
(1994/ 1998)
Ajo Mountains, Organ Pipe National Monument		 Robert Zahner 78 in 47 ft 40 ft 135
Ziziphus obtusifolia /
Greythorn
(1999/ 1999)
Bingham Cienega, The Nature Conservancy		 Tom Butler 14 in. 26 ft 20 ft 45

Notes:

For further information contact
The Arizona Register of Big Trees:
P.O. Box 1061,
Patagonia, AZ 85624

or

Robert Zahner,
Coordinator, ARBT,
1901 S Tilting Pl,
Tucson, AZ 85713

or

Ken Morrow
Co-coordinator, ARBT,
P.O. Box 1061,
Patagonia, AZ 85624


To email Ken Morrow: kenm@arizonensis.org

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