| Big & Tall Trees of Cook Forest | ||||||||
| Dale J. Luthringer, Environmental Education Specialist | ||||||||
| valid as of 5/17/05 | ||||||||
| Species | CBH | Height | Location | DOM | County | Method | Measurer | Champion Status |
| Am. basswood | 10.1 | 107.4 | Clarion River-River Road | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| Am. basswood | 6.9 | 113 | River Road-undesignated canoe access | 07/29/04 | Forest | laser-clinometer | Luthringer | |
| Am. beech | 11.4 | 111.1 | Maple Drive Old Growth Area | 11/10/04 | Clarion | laser-clinometer | Luthringer | |
| Am. beech | N/A | 127.5 | Ridge Trail | 04/23/05 | Clarion | laser-clinometer | Eicholz/Leverett/Luthringer | |
| Am. chestnut | 3.4 | 75 | Foundation Ridge | 08/04/05 | Forest | laser-clinometer | Harting | |
| apple | 9.6 | 36.5 | Sawmill Center | 09/12/05 | Clarion | laser-clinometer | Frank/Harting | |
| big tooth aspen | 1.9 | 65 | River/Troutman Run Rd. | 09/12/05 | Forest | laser-clinometer | Frank/Harting | |
| bitternut hickory | 5.5 | 88.6 | CCC kiosk-River Cabins | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| bitternut hickory | 4.3 | 106.2 | River Cabin Flats, 1st bench | 12/09/02 | Forest | laser-clinometer | Luthringer | |
| black birch | 8 | 74.5+ | Indian Springs-Forest Cathedral | 08/15/02 | Forest | underneath-laser | Luthringer | |
| black birch | 4.6 | 107.9 | Hemlock Trail | 04/24/05 | Clarion | laser-clinometer | Eicholz | Pennsylvania |
| black cherry | 12.7 | 121.6 | Deer Meadow Old Growth Area | 04/27/03 | Clarion | laser-clinometer | Luthringer | |
| black cherry | 8.1 | 137 | Ridge Trail | 04/21/02 | Clarion | laser-clinometer | Blozan | |
| black cherry | 11.4 | 137.3 | Ridge Trail | 04/23/05 | Clarion | tape drop | Blozan/Busch | Northeast |
| black gum | 5.1 | 104.3 | Mohawk Trail-Fire Tower Rd | 10/29/02 | Clarion | laser-clinometer | Luthringer | |
| black gum | 6.8 | 100.1 | Forest Cathedral-Joyce Kilmer | 05/02/05 | Forest | laser-clinometer | Luthringer | |
| black locust | 7.9 | 104.1 | River Cabins | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| black locust | 6.3 | 104.6 | River Cabins | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| black oak | 6.5 | 108.7 | Maple Drive Old Growth Area | 12/29/04 | Clarion | underneath-laser | Luthringer | |
| black walnut | 6.5 | 84.2 | Cook Trailhead-River Cabins | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| black willow | N/A | 39.1 | Park Office | 09/12/05 | Forest | laser-clinometer | Frank/Harting | |
| butternut | 3.6 | 86.2 | River Cabin Flats, 1st bench | 10/15/03 | Forest | laser-clinometer | Luthringer | |
| chestnut oak | 9 | 101.1 | River Cabin Flats, 2nd bench | 12/10/02 | Forest | laser-clinometer | Luthringer | |
| chestnut oak | 5.4 | 111.1+ | River Cabin Flats, 2nd bench | 12/18/02 | Forest | laser-clinometer | Luthringer | |
| Colordado blue spruce | 5.4 | 112.8 | Forest/Breezemont Rd. | 04/24/05 | Clarion | laser-clinometer | Luthringer | Eastern U.S.? |
| Colordado blue spruce | 5.4 | 105 | Forest/Breezemont Rd. | 04/24/05 | Clarion | laser-clinometer | Luthringer | |
| common winterberry holly | 0.59 | 8.8 | Red Eft Trail | 07/02/03 | Clarion | pole | Luthringer | |
| common winterberry holly | 0.63 | 12.5 | Red Eft Trail | 07/02/03 | Clarion | pole | Luthringer | |
| cucumbertree | 13 | 110.2 | Clarion River Trail | 08/20/03 | Jefferson | laser-clinometer | Luthringer | |
| cucumbertree | 11.6 | 111.2 | Longfellow Trail-Forest Cathedral | 03/07/02 | Clarion | laser-clinometer | Luthringer | |
| cucumbertree | 7.5 | 123.1 | Ridge Trail | 10/21/03 | Clarion | laser-clinometer | Luthringer | |
| E. hemlock | 13.5 | 132.4 | Deer Meadow Old Growth Area | 04/27/03 | Clarion | laser-clinometer | Blozan | |
| E. hemlock | 13.9 | 116.6 | Bridle Trail/Forest Dr/Troutman Run Rd | 09/20/03 | Forest | laser-clinometer | Luthringer | |
| E. hemlock | 12 | 145.7 | Seneca Trail | 10/06/04 | Clarion | laser-clinometer | Luthringer | Northeast |
| E. red cedar | 5.6 | 83.9 | MacBeth's Cabins | 03/25/05 | Jefferson | laser-clinometer | Luthringer | |
| E. red cedar | 6.3 | 68.1 | MacBeth's Cabins | 03/25/05 | Jefferson | laser-clinometer | Luthringer | |
| E. white pine | 13.8 | 132.6 | Seneca Pine Grove-Forest Cathedral | 02/25/04 | Forest | laser-clinometer | Luthringer | |
| E. white pine | 11.1 | 182.1 | Longfellow Trail-Forest Cathedral | 04/21/05 | Clarion | laser-clinometer | Blozan/Luthringer/Riddle | 5th tallest E. U.S. |
| great rhododendron | 0.9 | 20 | Fire Tower | 12/18/02 | Clarion | laser-clinometer | Luthringer | |
| great rhododendron | 1 | 14.1 | River Rd slope | 05/04/05 | Forest | laser-clinometer | Luthringer | |
| hawthorne | 4.6 | 34.1 | River Road-undesignated canoe access | 07/29/04 | Forest | laser-clinometer-pole | Luthringer | |
| Hercules club | 1.8 | 27.2 | Park Office | 08/05/04 | Forest | laser-clinometer | Luthringer | |
| juneberry | 2 | 65.4 | Longfellow Trail-Forest Cathedral | 01/14/03 | Clarion | laser-clinometer | Luthringer | |
| mountain laurel | 0.4 | 14.6 | Fire Tower | 12/18/02 | Clarion | laser-clinometer | Luthringer | |
| mountain maple | 1.1 | 19.3 | Tom's Run Trail | 12/18/02 | Clarion | laser-clinometer | Luthringer | |
| musclewood | 1.9 | 26.7 | Sawmill Center | 09/12/05 | Clarion | laser-clinometer | Frank/Harting | |
| musclewood | 1.8 | 27.8 | Sawmill Center | 09/12/05 | Clarion | laser-clinometer | Frank/Harting | |
| N. red oak | 16.7 | 120.4 | Upper Little Hefren Run | 04/19/02 | Clarion | laser-clinometer | Blozan & Leverett | |
| N. red oak | 11 | 126.5 | Maple Drive Old Growth Area | 01/21/05 | Clarion | laser-clinometer | Luthringer | |
| Norway spruce | 7.4 | 97.3 | Park Office | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| Norway spruce | 6.4 | 117.7 | Park Office | 07/03/03 | Forest | laser-clinometer | Luthringer | |
| pitch pine | 4.3 | 95.3 | Black Bear Cabins (Cooksburg, PA) | 08/11/05 | Jefferson | laser-clinometer | Luthringer | Northeast |
| pitch pine | 4.8 | 72.4 | Fire Tower | 12/18/02 | Clarion | laser-clinometer | Luthringer | |
| pitch pine | 5.5 | 87.9 | Fire Tower Road entrance | 04/30/04 | Clarion | laser-clinometer | Luthringer | |
| red maple | 10.1 | 104.1 | Mohawk Trail-Fire Tower Rd | 10/29/02 | Clarion | laser-clinometer | Luthringer | |
| red maple | 9 | 126 | Indian Springs-Forest Cathedral | 03/18/02 | Forest | laser-clinometer | Luthringer | |
| red pine | 1.8 | 42.1 | Fire Tower | 12/18/02 | Clarion | laser-clinometer | Luthringer | |
| sassafrass | 1.3 | 23.3 | River Rd-downstream old house foundation | 04/12/05 | Forest | laser-clinometer | Frank/Luthringer | |
| sassafrass | 1.2 | 29.4 | River Rd-downstream old house foundation | 04/12/05 | Forest | laser-clinometer | Frank/Luthringer | |
| scarlet oak | 8.1 | 90.1+ | Clarion River Trail | 08/10/05 | Jefferson | laser-clinometer | Luthringer | |
| shagbark hickory | 4.1 | 107.1 | River Rd-undesignated canoe access | 07/29/04 | Forest | laser-clinometer | Luthringer | |
| shagbark hickory | 6.9 | 82.3 | River Rd | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| slippery elm | 3.6 | 78.5 | River Rd | 10/01/02 | Forest | laser-clinometer | Luthringer | |
| slippery elm | 5.3 | 55.1+ | River Rd | 07/25/02 | Forest | laser-clinometer | Luthringer | |
| staghorn sumac | 1.9 | 28.5 | River/Troutman Run Rd. | 09/12/05 | Forest | pole | Frank/Harting | |
| sugar maple | 10.4 | 116.6 | Maple Drive Old Growth Area | 04/12/05 | Clarion | laser-clinometer | Frank/Luthringer | |
| sugar maple | 8.8 | 116.2 | Black Bear Trail | 09/10/04 | Clarion | laser-clinometer | Gilmore/Luthringer | |
| sycamore (2x) | 20.6 | 105.9 | River Cabins-Clarion River | 10/01/02 | Jefferson | laser-clinometer | Luthringer | |
| tuliptree | 8.2 | 136.6 | River Cabin Flats, 1st bench | 11/20/02 | Forest | laser-clinometer | Luthringer | |
| tuliptree | 9.4 | 127 | Camp Trail-Ridge Camp Old Growth Area | 10/11/03 | Clarion | laser-clinometer | Luthringer | |
| Vitus sp. | 1.5 | River Cabin Flats, 2nd bench | 12/10/02 | Forest | Luthringer | |||
| white ash | 7.6 | 128.3 | River Cabin Flats, 1st bench | 11/08/02 | Forest | laser-clinometer | Luthringer | |
| white ash | 9.2 | 118.3 | Deer Meadow Old Growth Area | 09/26/02 | Clarion | laser-clinometer | Luthringer | |
| white oak | 13.3 | 92.9+ | Deer Meadow Old Growth Area | 07/06/02 | Clarion | underneath-laser | Luthringer | |
| white oak | 10.6 | 127.3 | Bridle Trail-Forest Cathedral | 04/21/05 | Forest | laser-clinometer | Luthringer | Pennsylvania |
| witch hazel | 0.8 | 37.8 | Seneca Trail | 07/09/03 | Clarion | laser-clinometer | Luthringer | 3rd tallest E. U.S. |
| witch hazel | 1 | 27.8 | CFSP-Troutman Run | 06/23/03 | Forest | laser-clinometer | Luthringer | |
| yellow birch | 5.5 | 104.9 | Hemlock Trail | 04/24/05 | Clarion | laser-clinometer | Eicholz | Pennsylvania |
| yellow birch | 9.5 | 77.1 | Hemlock Island | -2002- | Clarion | laser-clinometer | Luthringer | |
| yellow buckeye | 9.7 | 89.7 | RT36 Bridge/Seneca Trail | 08/05/04 | Clarion | laser-clinometer | Luthringer | |