Purple Rocket (Iodanthus pinnatifidus)
(c) Vanessa Voelker, some rights reserved (CC BY-NC), uploaded by Vanessa Voelker · CC BY-NC 4.0 (opens in a new tab) · iNaturalist (opens in a new tab)
Flowering plantsIn Hamilton County, Ohio

Purple Rocket

Iodanthus pinnatifidus (Michx.) Steud.

Purple Rocket in all of Ohio
Kingdom
Plantae
Phylum
Tracheophyta
Genus
Iodanthus
Near Hamilton County

Range

Where it is recorded

Season shown in 1 of Ohio's 88 counties. Explore Ohio

  • No result yet (60)
  • Recorded, too few records for a result (25)
  • Recorded, season not shown (2)
  • Season shown (1)
Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files, 1:500,000. Show as a table
Counties as a table
Purple Rocket by Ohio county: records and mapped range
CountyRecords
Adams CountyRecorded, too few records for a result
Allen CountyRecorded, too few records for a result
Ashland CountyRecorded, too few records for a result
Ashtabula CountyNo qualifying records yet
Athens CountyRecorded, too few records for a result
Auglaize CountyNo qualifying records yet
Belmont CountyNo qualifying records yet
Brown CountyRecorded, too few records for a result
Butler CountyRecorded, too few records for a result
Carroll CountyNo qualifying records yet
Champaign CountyRecorded, too few records for a result
Clark CountyNo qualifying records yet
Clermont County32 · Recorded, season not shown
Clinton CountyNo qualifying records yet
Columbiana CountyNo qualifying records yet
Coshocton CountyNo qualifying records yet
Crawford CountyNo qualifying records yet
Cuyahoga CountyNo qualifying records yet
Darke CountyRecorded, too few records for a result
Defiance CountyRecorded, too few records for a result
Delaware CountyRecorded, too few records for a result
Erie CountyNo qualifying records yet
Fairfield CountyRecorded, too few records for a result
Fayette CountyNo qualifying records yet
Franklin County29 · Recorded, season not shown
Fulton CountyNo qualifying records yet
Gallia CountyNo qualifying records yet
Geauga CountyNo qualifying records yet
Greene CountyRecorded, too few records for a result
Guernsey CountyNo qualifying records yet
Hamilton County98 · Season shown
Hancock CountyRecorded, too few records for a result
Hardin CountyNo qualifying records yet
Harrison CountyNo qualifying records yet
Henry CountyNo qualifying records yet
Highland CountyRecorded, too few records for a result
Hocking CountyNo qualifying records yet
Holmes CountyNo qualifying records yet
Huron CountyNo qualifying records yet
Jackson CountyNo qualifying records yet
Jefferson CountyNo qualifying records yet
Knox CountyRecorded, too few records for a result
Lake CountyNo qualifying records yet
Lawrence CountyNo qualifying records yet
Licking CountyRecorded, too few records for a result
Logan CountyNo qualifying records yet
Lorain CountyNo qualifying records yet
Lucas CountyNo qualifying records yet
Madison CountyRecorded, too few records for a result
Mahoning CountyNo qualifying records yet
Marion CountyNo qualifying records yet
Medina CountyNo qualifying records yet
Meigs CountyNo qualifying records yet
Mercer CountyNo qualifying records yet
Miami CountyRecorded, too few records for a result
Monroe CountyNo qualifying records yet
Montgomery CountyRecorded, too few records for a result
Morgan CountyNo qualifying records yet
Morrow CountyRecorded, too few records for a result
Muskingum CountyNo qualifying records yet
Noble CountyNo qualifying records yet
Ottawa CountyNo qualifying records yet
Paulding CountyNo qualifying records yet
Perry CountyNo qualifying records yet
Pickaway CountyRecorded, too few records for a result
Pike CountyNo qualifying records yet
Portage CountyNo qualifying records yet
Preble CountyRecorded, too few records for a result
Putnam CountyNo qualifying records yet
Richland CountyNo qualifying records yet
Ross CountyRecorded, too few records for a result
Sandusky CountyNo qualifying records yet
Scioto CountyNo qualifying records yet
Seneca CountyNo qualifying records yet
Shelby CountyNo qualifying records yet
Stark CountyNo qualifying records yet
Summit CountyNo qualifying records yet
Trumbull CountyNo qualifying records yet
Tuscarawas CountyNo qualifying records yet
Union CountyNo qualifying records yet
Van Wert CountyNo qualifying records yet
Vinton CountyNo qualifying records yet
Warren CountyRecorded, too few records for a result
Washington CountyNo qualifying records yet
Wayne CountyNo qualifying records yet
Williams CountyNo qualifying records yet
Wood CountyNo qualifying records yet
Wyandot CountyRecorded, 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 Hamilton County

Early May to early June, middle week May 17–23

Show over the bars
Recording in Hamilton County · records of all species each week, 87,019 in all

Records per week from 98 records in 7 of the 10 years from 2016 to 2025. Shows when people recorded it, not how common it is. The grey bars show how many records of all species were made here each week, so you can see when recording itself was high or low; the season is not adjusted by them.

Recorded on 62 dates. Latest record: October 2025.

Show as a table
Records of Purple Rocket in Hamilton County each week, and records of all species
WeekRecords of Purple RocketYears recordedRecords of all species
Jan 4–1000392
Jan 11–1700344
Jan 18–2400312
Jan 25–3100206
Feb 1–700357
Feb 8–1400383
Feb 15–2100366
Feb 22–2800391
Mar 1–700551
Mar 8–1400523
Mar 15–2100750
Mar 22–28001,012
Mar 29 – Apr 4001,535
Apr 5–11001,960
Apr 12–18002,492
Apr 19–25112,403
Apr 26 – May 2003,783
May 3–9323,307
May 10–161532,059
May 17–233262,153
May 24–302862,390
May 31 – Jun 61252,648
Jun 7–13442,715
Jun 14–20002,695
Jun 21–27112,714
Jun 28 – Jul 4003,220
Jul 5–11112,980
Jul 12–18003,031
Jul 19–25002,961
Jul 26 – Aug 1002,795
Aug 2–8002,884
Aug 9–15002,696
Aug 16–22002,535
Aug 23–29002,536
Aug 30 – Sep 5002,606
Sep 6–12002,980
Sep 13–19002,959
Sep 20–26002,313
Sep 27 – Oct 3002,122
Oct 4–10111,828
Oct 11–17001,793
Oct 18–24001,338
Oct 25–31001,023
Nov 1–700676
Nov 8–1400593
Nov 15–2100384
Nov 22–2800496
Nov 29 – Dec 500356
Dec 6–1200478
Dec 13–1900285
Dec 20–2600322
Dec 27 – Jan 200388

Reported in flower

No flowering season shown here. Most records come from a single year, so a season is not shown yet.

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

Early May to mid-June, middle week May 24–30

Show over the bars
Recording in Ohio · records of all species each week, 1,691,199 in all

Records per week from 356 records in 9 of the 10 years from 2016 to 2025. Shows when people recorded it, not how common it is. The grey bars show how many records of all species were made here each week, so you can see when recording itself was high or low; the season is not adjusted by them.

Recorded on 149 dates. Latest record: October 2025.

Show as a table
Records of Purple Rocket in Ohio each week, and records of all species
WeekRecords of Purple RocketYears recordedRecords of all species
Jan 4–10006,211
Jan 11–17005,146
Jan 18–24004,645
Jan 25–31004,698
Feb 1–7006,023
Feb 8–14005,888
Feb 15–21005,436
Feb 22–28006,846
Mar 1–7008,321
Mar 8–140010,384
Mar 15–210012,620
Mar 22–280013,949
Mar 29 – Apr 40019,661
Apr 5–110026,860
Apr 12–180039,925
Apr 19–251141,623
Apr 26 – May 21156,391
May 3–98352,952
May 10–1634653,785
May 17–2372757,698
May 24–30105854,651
May 31 – Jun 676953,099
Jun 7–1338753,700
Jun 14–209556,625
Jun 21–271155,361
Jun 28 – Jul 43258,477
Jul 5–112261,336
Jul 12–181164,722
Jul 19–251169,753
Jul 26 – Aug 10059,416
Aug 2–80059,712
Aug 9–153155,994
Aug 16–220054,328
Aug 23–290051,772
Aug 30 – Sep 50057,167
Sep 6–120059,075
Sep 13–190054,543
Sep 20–260045,860
Sep 27 – Oct 30043,180
Oct 4–101137,841
Oct 11–170030,824
Oct 18–240021,156
Oct 25–310019,021
Nov 1–70014,172
Nov 8–140012,621
Nov 15–21007,965
Nov 22–28008,136
Nov 29 – Dec 5006,083
Dec 6–12006,004
Dec 13–19005,423
Dec 20–26005,661
Dec 27 – Jan 2008,459

Reported in flower

No flowering season shown here. Most records come from a single year, so a season is not shown yet.

Reported in fruit

Only 3 records here show fruit, too few to show a fruiting season. One needs at least 20 records from 5 different years.

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

Often confused with

  • dame's rocket Hesperis matronalisOften confused in Ohio: 16 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.

Months not reported

  1. Jan: no record
  2. Feb: no record
  3. Mar: no record
  4. Apr: recorded
  5. May: recorded
  6. Jun: recorded
  7. Jul: recorded
  8. Aug: recorded
  9. Sep: no record
  10. Oct: recorded
  11. Nov: no record
  12. Dec: no record

Not reported in Ohio in September and November to March, 2016 to 2025.

Land cover where it is recorded

Land coverIts recordsAll Ohio records
Forest74%31%
Developed19%49%
Farmland4%11%
Wetland3%5%

From 202 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 Hamilton County result

98 records from 1 dataset.

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.