Field Notes

Updates about the Library Field project, and some stories we think you'd like to read.
Quercus x saulii
Mature tree of hybrid oak Quercus x saulii at Library Field.

Flora of the Library Field Project Update 9/2/2026

September 3, 2026
Mark Horton-Sacha
First, some statistics. As of this writing we have recorded 207 plant populations representing 187 unique species/taxa, making 144 collections. 63 plants are currently represented by photo vouchers, either because we did not find enough of them to collect without risking harm to their local population, or because we found...

Open Position: Library Field Ranger

June 11, 2026
Nate Hill
The Metropolitan New York Library Council (METRO) is seeking a hybrid librarian / park ranger — a new role that we invite you to grow and graft with us at METRO’s Library Field! The Library Field Ranger’s greatest responsibility will be the supervision and oversight of all on-site activities at...

Flora of the Library Field Project Update 5/12/2026

May 12, 2026
Mark Horton-Sacha
The botanical season is in full swing and Devon and I have had several successful field surveys documenting the early-season plant communities at Library Field. It's been a joy to watch this landscape waking up, all its dormant life emerging and flourishing across the once-bare hillsides. Our species list is...

Engaging new partners as we steward the Library Field

April 28, 2026
Nate Hill
In order to expand our network, knowledge, and stewardship capabilities at the Library Field, the Metropolitan New York Library Council has joined the Lower Hudson PRISM. From their site: "The Lower Hudson Partnership for Regional Invasive Species Management (LH PRISM) is a collaboration of environmental organizations, engaged community members and...
Blue Ridge sedge (Carex communis)

Flora of the Library Field Project Update 4/22/2026

April 22, 2026
Mark Horton-Sacha
We commenced work this month on the Flora of the Library Field Project, an effort to document the various species of native and introduced plants that make up the living environment at METRO’s Library Field. I'll start off with a few words on our methodology, beginning with a question that...

Flora of the Library Field

March 4, 2026
Nate Hill
The Flora of the Library Field is an ongoing project to document the species of native and introduced plants that make up the living environment at METRO's Library Field. Beginning in March 2026, Mark Horton-Sacha and Devon Cummings will conduct a comprehensive survey to identify and catalog the naturally occurring...