Date Added
March 25, 2024
07:08 PM EDT
Date Added
June 23, 2024
06:16 PM EDT
Date Added
July 7, 2024
01:46 PM CEST
Date Added
October 14, 2023
02:54 PM UTC
Date Added
July 26, 2020
03:31 AM UTC
Date Added
August 29, 2020
03:51 AM UTC
Date Added
September 10, 2020
09:53 PM UTC
Date Added
September 17, 2020
10:19 PM UTC
Date Added
December 9, 2023
12:00 AM UTC
Date Added
December 28, 2023
02:26 AM UTC
Date Added
July 3, 2023
09:30 PM EDT
Date Added
July 4, 2023
06:57 PM EDT
Date Added
July 4, 2023
07:59 PM EDT
Date Added
July 9, 2023
10:19 PM EDT
Date Added
July 23, 2023
04:44 PM EDT
Date Added
July 23, 2023
04:53 PM EDT
Date Added
August 26, 2023
11:33 AM EDT
Date Added
September 4, 2023
01:50 PM EDT
Date Added
September 16, 2023
12:31 PM EDT
Date Added
September 16, 2023
01:04 PM EDT
Date Added
September 26, 2023
10:42 PM EDT
Date Added
September 29, 2023
07:29 PM EDT
Date Added
December 31, 2023
08:57 AM EST
Date Added
July 31, 2023
01:39 PM UTC
Date Added
September 23, 2022
06:55 PM EDT
Date Added
February 19, 2023
07:15 AM EST
Date Added
May 7, 2023
08:55 AM EDT
Date Added
July 4, 2023
08:05 PM EDT
Date Added
September 13, 2023
06:41 PM EDT
Date Added
October 3, 2023
07:21 PM EDT
Date Added
March 3, 2024
06:45 PM EST
Date Added
April 13, 2024
05:17 PM EDT
Date Added
May 13, 2024
04:20 AM UTC
Date Added
May 21, 2022
10:49 PM EDT
Date Added
July 16, 2023
03:41 PM UTC
Date Added
October 18, 2023
08:26 PM EDT
Description
on Vernonia gigantea (assuming the orange structures aren’t part of the mildew on the upper leaf surfaces)
Date Added
May 10, 2021
06:35 PM EDT
Date Added
August 14, 2023
07:49 PM EDT
Description
on Pteridium aquilinum, prev obs.
Date Added
February 4, 2023
01:42 PM -03
Date Added
July 20, 2020
08:21 PM EDT
Description
On Woodwardia the fungus is M. Woodwardiae
Date Added
June 16, 2020
05:38 PM AKDT
Description
On alternate host Rhododendron groenlandicum. Probably C. woroninii, seen nearby.
Date Added
August 12, 2022
11:08 AM PDT
Description
Leaf blotches on Rhododendron groenlandicum In the alpine.
Date Added
July 10, 2023
08:10 AM EDT
Description
Swampy area on moss. Vouchered. JET230705_02
Date Added
January 14, 2024
01:14 PM UTC
Date Added
July 18, 2022
01:52 PM EDT
Date Added
October 29, 2023
06:12 PM EDT
Description
I’d like to dedicate my 1000th observation to my good friend and mentor of all things plants and fungi, @this_hippie_chick, for whom I owe many of these observations to.
Date Added
September 18, 2023
02:22 PM UTC
Date Added
September 18, 2023
04:50 PM UTC
Date Added
September 18, 2023
04:43 PM UTC
Date Added
June 14, 2023
08:33 PM UTC
Description
Host tree in last picture
Date Added
June 15, 2023
05:00 PM EDT
Description
Growing on Rhododendron viscosum. Looks like a UFO!!
Date Added
May 3, 2021
09:58 AM EDT
Date Added
April 28, 2023
05:30 PM UTC
Description
Rust on Green Arrow Arum (Peltandra virginica).
Date Added
May 3, 2021
10:47 PM EDT
Date Added
May 28, 2022
06:54 PM EDT
Date Added
November 4, 2022
01:20 AM UTC
Date Added
May 3, 2023
08:04 AM EDT
Description
Uromyces caladii infecting Green Arrow Arum. Uromyces caladii is a rust which may also infect Jack-In-The-Pulpit.
Date Added
August 8, 2021
06:33 PM EDT
Date Added
May 18, 2023
11:38 AM EDT
Date Added
May 27, 2021
10:21 AM EDT
Date Added
March 11, 2023
04:19 PM CST
Date Added
August 29, 2022
07:07 AM CDT
Date Added
October 18, 2022
01:29 AM WEST
Description
Helicoma/Helicosporium velutinum. Diameter of coiled spore 18-25. Mine was 16 x 17.6 um on the biggest one. Ellis. Page 305 A monograph of the Heliscosporous Fungi Imperfecti. On a crust fungus. Park.
Date Added
March 16, 2023
01:47 AM UTC
Date Added
December 14, 2022
03:28 PM EST
Description
Chickweed Geometer Moth; Chickweed Geometer Moth; in foxtail grass; PA, Philadelphia, Schuylkill Center for Environmental Education
Date Added
August 31, 2013
10:01 PM EDT
Description
The tiny bloom of the Eragrostis spectabilis, purple love grass, beautiful in minature and indeed purple , Beltsville, Maryland, as usual in the field across from the lab,
Canon Mark II 5D, 65mm macro lens, 33 Pictures, 1/4 Flash Power, 6.3 Aperature, 160 ISO, 1/250 Shutter Speed, 5X Power, 75 slice size (in micrometers)
Date Added
December 14, 2022
03:28 PM EST
Description
Male Green Frogs fighting; Lithobates clamitans, PA, Philadelphia, Schuylkill Center
Date Added
January 14, 2019
02:50 AM WET
Date Added
January 3, 2021
09:10 PM UTC
Date Added
October 6, 2022
02:32 PM EDT
Date Added
March 20, 2021
04:20 PM CDT
Date Added
March 29, 2021
08:30 PM UTC
Date Added
September 24, 2022
02:50 PM EDT
Date Added
August 4, 2022
11:21 AM EDT
Date Added
August 4, 2022
04:25 PM UTC
Description
On the side of the trail. Wasn’t moving much.
Date Added
November 6, 2020
11:01 PM EST
Date Added
May 2, 2022
01:35 AM UTC
Date Added
December 6, 2019
10:53 PM EST
Date Added
August 17, 2019
07:30 AM HST
Date Added
August 15, 2020
01:39 PM EDT
Date Added
July 27, 2019
01:16 PM EDT
Date Added
August 5, 2021
09:10 PM UTC
Date Added
August 15, 2020
07:07 PM UTC
Date Added
September 3, 2021
03:58 PM EDT
Date Added
August 2, 2014
10:18 PM EDT
Date Added
September 20, 2020
07:31 PM UTC
Date Added
August 22, 2019
02:12 PM EDT
Description
Unfortunately, none were in bloom.
Date Added
November 6, 2021
02:12 PM EDT
Date Added
June 17, 2020
04:40 PM EDT
Date Added
December 28, 2020
06:05 PM EST
Date Added
April 18, 2021
03:32 PM EDT
Date Added
June 27, 2020
07:53 PM UTC
Date Added
June 13, 2021
04:24 PM EDT
Date Added
June 15, 2021
02:10 AM UTC
Date Added
March 20, 2022
01:04 AM UTC
Date Added
April 19, 2021
06:26 PM EDT
Date Added
February 2, 2018
05:51 PM EST
Date Added
April 8, 2021
09:57 AM EDT
Description
07 Apr 2021.
Buckingham Springs, Bucks Co, PA.
Found on Claytonia virginica.
Date Added
November 21, 2020
02:36 PM EST
Date Added
June 29, 2016
11:13 AM PDT