Flowering plantsIn Medina County, Ohio
American sycamore
Platanus occidentalis L.
American sycamore in all of Ohio- Kingdom
- Plantae
- Phylum
- Tracheophyta
- Class
- Magnoliopsida
- Order
- Proteales
- Family
- Platanaceae
- Genus
- Platanus
Near Medina County
Range
Where it is recorded
Season shown in 2 of Ohio's 88 counties. Explore Ohio
- No result yet (5)
- Recorded, too few records for a result (64)
- Recorded, season not shown (17)
- Season shown (2)
Counties as a table
| County | Records |
|---|---|
| Adams County | Recorded, too few records for a result |
| Allen County | Recorded, too few records for a result |
| Ashland County | Recorded, too few records for a result |
| Ashtabula County | Recorded, too few records for a result |
| Athens County | 442 · Season shown |
| Auglaize County | Recorded, too few records for a result |
| Belmont County | Recorded, too few records for a result |
| Brown County | Recorded, too few records for a result |
| Butler County | 146 · Recorded, season not shown |
| Carroll County | Recorded, too few records for a result |
| Champaign County | Recorded, too few records for a result |
| Clark County | Recorded, too few records for a result |
| Clermont County | 58 · Recorded, season not shown |
| Clinton County | Recorded, too few records for a result |
| Columbiana County | Recorded, too few records for a result |
| Coshocton County | Recorded, too few records for a result |
| Crawford County | Recorded, too few records for a result |
| Cuyahoga County | 240 · Recorded, season not shown |
| Darke County | Recorded, too few records for a result |
| Defiance County | Recorded, too few records for a result |
| Delaware County | 61 · Recorded, season not shown |
| Erie County | Recorded, too few records for a result |
| Fairfield County | Recorded, too few records for a result |
| Fayette County | Recorded, too few records for a result |
| Franklin County | 198 · Recorded, season not shown |
| Fulton County | Recorded, too few records for a result |
| Gallia County | Recorded, too few records for a result |
| Geauga County | 38 · Recorded, season not shown |
| Greene County | 42 · Recorded, season not shown |
| Guernsey County | Recorded, too few records for a result |
| Hamilton County | 227 · Recorded, season not shown |
| Hancock County | Recorded, too few records for a result |
| Hardin County | Recorded, too few records for a result |
| Harrison County | No qualifying records yet |
| Henry County | Recorded, too few records for a result |
| Highland County | Recorded, too few records for a result |
| Hocking County | 48 · Recorded, season not shown |
| Holmes County | Recorded, too few records for a result |
| Huron County | Recorded, too few records for a result |
| Jackson County | Recorded, too few records for a result |
| Jefferson County | Recorded, too few records for a result |
| Knox County | Recorded, too few records for a result |
| Lake County | 58 · Recorded, season not shown |
| Lawrence County | Recorded, too few records for a result |
| Licking County | Recorded, too few records for a result |
| Logan County | Recorded, too few records for a result |
| Lorain County | 57 · Season shown |
| Lucas County | 43 · Recorded, season not shown |
| Madison County | Recorded, too few records for a result |
| Mahoning County | Recorded, too few records for a result |
| Marion County | Recorded, too few records for a result |
| Medina County | 33 · Recorded, season not shown |
| Meigs County | Recorded, too few records for a result |
| Mercer County | No qualifying records yet |
| Miami County | Recorded, too few records for a result |
| Monroe County | Recorded, too few records for a result |
| Montgomery County | 88 · Recorded, season not shown |
| Morgan County | Recorded, too few records for a result |
| Morrow County | Recorded, too few records for a result |
| Muskingum County | Recorded, too few records for a result |
| Noble County | No qualifying records yet |
| Ottawa County | Recorded, too few records for a result |
| Paulding County | No qualifying records yet |
| Perry County | Recorded, too few records for a result |
| Pickaway County | Recorded, too few records for a result |
| Pike County | Recorded, too few records for a result |
| Portage County | 30 · Recorded, season not shown |
| Preble County | Recorded, too few records for a result |
| Putnam County | Recorded, too few records for a result |
| Richland County | Recorded, too few records for a result |
| Ross County | Recorded, too few records for a result |
| Sandusky County | Recorded, too few records for a result |
| Scioto County | Recorded, too few records for a result |
| Seneca County | Recorded, too few records for a result |
| Shelby County | Recorded, too few records for a result |
| Stark County | 38 · Recorded, season not shown |
| Summit County | 203 · Recorded, season not shown |
| Trumbull County | Recorded, too few records for a result |
| Tuscarawas County | Recorded, too few records for a result |
| Union County | Recorded, too few records for a result |
| Van Wert County | No qualifying records yet |
| Vinton County | Recorded, too few records for a result |
| Warren County | 48 · Recorded, season not shown |
| Washington County | Recorded, too few records for a result |
| Wayne County | Recorded, too few records for a result |
| Williams County | Recorded, too few records for a result |
| Wood County | Recorded, too few records for a result |
| Wyandot County | Recorded, too few records for a result |
No mapped range from the range source used, the USGS Gap Analysis Project, which maps land vertebrates only.
Season
When it is recorded
In Medina County
Not enough evidence
The weeks are still too uncertain to show a season. Based on 33 records in 9 of the 10 years from 2016 to 2025, above the minimum of 20 records from 5 different years.
Show over the bars
Records per week from 33 records in 9 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.
Show as a table
| Week | Records of American sycamore | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 1 | 1 | 111 |
| Jan 11–17 | 0 | 0 | 88 |
| Jan 18–24 | 0 | 0 | 113 |
| Jan 25–31 | 0 | 0 | 99 |
| Feb 1–7 | 3 | 2 | 125 |
| Feb 8–14 | 0 | 0 | 136 |
| Feb 15–21 | 0 | 0 | 133 |
| Feb 22–28 | 0 | 0 | 165 |
| Mar 1–7 | 1 | 1 | 128 |
| Mar 8–14 | 0 | 0 | 211 |
| Mar 15–21 | 1 | 1 | 285 |
| Mar 22–28 | 3 | 1 | 250 |
| Mar 29 – Apr 4 | 1 | 1 | 292 |
| Apr 5–11 | 0 | 0 | 470 |
| Apr 12–18 | 0 | 0 | 621 |
| Apr 19–25 | 1 | 1 | 796 |
| Apr 26 – May 2 | 0 | 0 | 971 |
| May 3–9 | 1 | 1 | 791 |
| May 10–16 | 2 | 2 | 636 |
| May 17–23 | 0 | 0 | 631 |
| May 24–30 | 0 | 0 | 804 |
| May 31 – Jun 6 | 0 | 0 | 713 |
| Jun 7–13 | 1 | 1 | 781 |
| Jun 14–20 | 1 | 1 | 596 |
| Jun 21–27 | 0 | 0 | 728 |
| Jun 28 – Jul 4 | 0 | 0 | 845 |
| Jul 5–11 | 1 | 1 | 772 |
| Jul 12–18 | 0 | 0 | 906 |
| Jul 19–25 | 0 | 0 | 899 |
| Jul 26 – Aug 1 | 1 | 1 | 974 |
| Aug 2–8 | 0 | 0 | 1,018 |
| Aug 9–15 | 3 | 2 | 787 |
| Aug 16–22 | 1 | 1 | 765 |
| Aug 23–29 | 0 | 0 | 675 |
| Aug 30 – Sep 5 | 0 | 0 | 836 |
| Sep 6–12 | 2 | 2 | 920 |
| Sep 13–19 | 2 | 2 | 740 |
| Sep 20–26 | 0 | 0 | 670 |
| Sep 27 – Oct 3 | 2 | 1 | 783 |
| Oct 4–10 | 0 | 0 | 464 |
| Oct 11–17 | 0 | 0 | 349 |
| Oct 18–24 | 0 | 0 | 262 |
| Oct 25–31 | 1 | 1 | 245 |
| Nov 1–7 | 2 | 2 | 251 |
| Nov 8–14 | 2 | 2 | 236 |
| Nov 15–21 | 0 | 0 | 144 |
| Nov 22–28 | 0 | 0 | 161 |
| Nov 29 – Dec 5 | 0 | 0 | 122 |
| Dec 6–12 | 0 | 0 | 110 |
| Dec 13–19 | 0 | 0 | 107 |
| Dec 20–26 | 0 | 0 | 114 |
| Dec 27 – Jan 2 | 0 | 0 | 142 |
Reported in flower
No records here show flowers yet, so there is no flowering season to show. One needs at least 20 records from 5 different years.
Reported in fruit
No records here show fruit yet, so there is no fruiting season to show. One needs at least 20 records from 5 different years.
In Ohio
Recorded all year
Recorded through most of the year, so there is no single season to show. Based on 3,667 records in 10 of the 10 years from 2016 to 2025, above the minimum of 20 records from 5 different years.
This week · Nov 8–14
Show over the bars
Records per week from 3,667 records in 10 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.
Show as a table
| Week | Records of American sycamore | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 33 | 8 | 6,211 |
| Jan 11–17 | 29 | 9 | 5,146 |
| Jan 18–24 | 25 | 4 | 4,645 |
| Jan 25–31 | 54 | 9 | 4,698 |
| Feb 1–7 | 110 | 8 | 6,023 |
| Feb 8–14 | 55 | 8 | 5,888 |
| Feb 15–21 | 30 | 7 | 5,436 |
| Feb 22–28 | 29 | 9 | 6,846 |
| Mar 1–7 | 55 | 7 | 8,321 |
| Mar 8–14 | 53 | 7 | 10,384 |
| Mar 15–21 | 59 | 6 | 12,620 |
| Mar 22–28 | 119 | 7 | 13,949 |
| Mar 29 – Apr 4 | 91 | 9 | 19,661 |
| Apr 5–11 | 71 | 8 | 26,860 |
| Apr 12–18 | 112 | 8 | 39,925 |
| Apr 19–25 | 88 | 10 | 41,623 |
| Apr 26 – May 2 | 95 | 9 | 56,391 |
| May 3–9 | 78 | 9 | 52,952 |
| May 10–16 | 69 | 9 | 53,785 |
| May 17–23 | 69 | 8 | 57,698 |
| May 24–30 | 40 | 8 | 54,651 |
| May 31 – Jun 6 | 51 | 7 | 53,099 |
| Jun 7–13 | 73 | 8 | 53,700 |
| Jun 14–20 | 93 | 8 | 56,625 |
| Jun 21–27 | 39 | 7 | 55,361 |
| Jun 28 – Jul 4 | 39 | 8 | 58,477 |
| Jul 5–11 | 58 | 8 | 61,336 |
| Jul 12–18 | 58 | 8 | 64,722 |
| Jul 19–25 | 68 | 8 | 69,753 |
| Jul 26 – Aug 1 | 51 | 8 | 59,416 |
| Aug 2–8 | 57 | 8 | 59,712 |
| Aug 9–15 | 56 | 9 | 55,994 |
| Aug 16–22 | 48 | 9 | 54,328 |
| Aug 23–29 | 78 | 8 | 51,772 |
| Aug 30 – Sep 5 | 68 | 9 | 57,167 |
| Sep 6–12 | 84 | 9 | 59,075 |
| Sep 13–19 | 106 | 10 | 54,543 |
| Sep 20–26 | 93 | 9 | 45,860 |
| Sep 27 – Oct 3 | 131 | 10 | 43,180 |
| Oct 4–10 | 169 | 10 | 37,841 |
| Oct 11–17 | 168 | 10 | 30,824 |
| Oct 18–24 | 102 | 10 | 21,156 |
| Oct 25–31 | 125 | 9 | 19,021 |
| Nov 1–7 | 79 | 9 | 14,172 |
| Nov 8–14 | 85 | 9 | 12,621 |
| Nov 15–21 | 53 | 9 | 7,965 |
| Nov 22–28 | 71 | 9 | 8,136 |
| Nov 29 – Dec 5 | 44 | 8 | 6,083 |
| Dec 6–12 | 52 | 9 | 6,004 |
| Dec 13–19 | 25 | 9 | 5,423 |
| Dec 20–26 | 36 | 9 | 5,661 |
| Dec 27 – Jan 2 | 43 | 7 | 8,459 |
Reported in flower
No records here show flowers yet, so there is no flowering season to show. One needs at least 20 records from 5 different years.
Reported in fruit
No fruiting season shown here. Recorded through most of the year, so there is no single season to show.
What these results show
These results show when people recorded a species, not when or where it occurs. Missing weeks and low counts do not mean absence or scarcity, and counts are not abundance. Contributed records reflect where, when and what people chose to observe.
Identification
How to identify it
Look-alikes
Land cover
Often confused with
- red maple Acer rubrumOften confused in Ohio: 21 identifications in Ohio named one where the other was meant
- sugar maple Acer saccharumOften confused in Ohio: 16 identifications in Ohio named one where the other was meant
- Norway maple Acer platanoidesOften confused in Ohio: 16 identifications in Ohio named one where the other was meant
- American tuliptree Liriodendron tulipiferaOften confused in Ohio: 13 identifications in Ohio named one where the other was meant
- American beech Fagus grandifoliaOften confused in Ohio: 12 identifications in Ohio named one where the other was meant
From iNaturalist’s similar-species counts, refreshed monthly: confusions in Ohio first, then worldwide. Only species with an Ohio result are listed.
Land cover where it is recorded
| Land cover | Its recordsAll Ohio records |
|---|---|
| Developed | 51%49% |
| Forest | 35%31% |
| Farmland | 8%11% |
| Wetland | 4%5% |
| Open water | 2%3% |
| Grassland and shrub | 0.8%0.9% |
| Barren | 0.4%0.6% |
From 2,117 records placed within 100 m, beside all Ohio records placed the same way. People record where they go, so this shows where records come from, not where the species lives. Land cover: USGS Annual NLCD, 2025 (opens in a new tab)
Sources
Where these results come from
- Records from iNaturalist research-grade observations and expert-identified GBIF datasets, CC0, CC BY and CC BY-NC. Sources
- Seasons use the published method and its evidence thresholds. Methods
- See it on iNaturalist (opens in a new tab)OpenPhenology is independent and not affiliated with iNaturalist.
Records behind the Ohio result
3,667 records from 2 datasets.
- iNaturalist Research-grade Observations (opens in a new tab) · iNaturalist.org · 3,651 recordsiNaturalist contributors, iNaturalist (2026). iNaturalist Research-grade Observations. iNaturalist.org. Occurrence dataset https://doi.org/10.15468/ab3s5x accessed via GBIF.org on 2026-11-13.
- iNaturalist observations (opens in a new tab) · iNaturalist.org · 16 recordsiNaturalist. Available from https://www.inaturalist.org. Accessed 2026-11-13
To cite: the GBIF download doi:10.15468/dl.y2jkt8 (opens in a new tab).
A spreadsheet (CSV) with a link to each record, on iNaturalist or GBIF. Records whose location was hidden by the observer or the source are counted but not linked.