1/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
2/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
3/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
4/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
5/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
6/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
7/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
8/22

Petalonema alatum Kirchner

Order: Nostocales
Family: Scytonemataceae
Ecology: Robert Treman State Park, Ithaca NY. Common here
9/22

Petalonema densum Migula

Order: Nostocales
Family: Scytonemataceae
Ecology: Carpenter Rd. Ravine, Burdett, NY
10/22

Petalonema densum Migula

Order: Nostocales
Family: Scytonemataceae
Ecology: Carpenter Rd. Ravine, Burdett, NY
11/22

Petalonema densum Migula

Order: Nostocales
Family: Scytonemataceae
Ecology: Carpenter Rd. Ravine, Burdett, NY
12/22

Petalonema densum Migula

Order: Nostocales
Family: Scytonemataceae
Ecology: Carpenter Rd. Ravine, Burdett, NY
13/22

Petalonema densum Migula

Order: Nostocales
Family: Scytonemataceae
Ecology: Carpenter Rd. Ravine, Burdett, NY
14/22

Petalonema densum Migula

Order: Nostocales
Family: Scytonemataceae
Ecology: Carpenter Rd. Ravine, Burdett, NY
15/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
16/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
17/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
18/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
19/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
20/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
21/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea
22/22

Petalonema incrustans Komárek

Order: Nostocales
Family: Scytonemataceae
Ecology: Green River Valley, Leyden, MA. With Trentepohlia aurea