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Federal Register / Vol. 86, No. 41 / Thursday, March 4, 2021 / Proposed Rules
2. Amend 17.12h, the List of Endangered and Threatened Plants, by adding an entry for Eryngium

Scientific name
sparganophyllum in alphabetical order under FLOWERING PLANTS to read as follows:

Common name
Where listed

Arizona eryngo

Wherever found

17.12

Endangered and threatened plants.

h

Listing citations and applicable rules
Status
FLOWERING PLANTS

Eryngium sparganophyllum.

3. Amend 17.96a by adding an entry for Eryngium sparganophyllum Arizona eryngo in alphabetical order under Family Apiaceae to read as follows:

17.96

Critical habitatplants.

a Flowering plants.

Family Apiaceae: Eryngium sparganophyllum Arizona eryngo
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1 Critical habitat units are depicted for Pima and Cochise Counties, Arizona, on the maps in this entry.
2 Within these areas, the physical or biological features essential to the conservation of the Arizona eryngo consist of the following components:
i Cienegas within the Chihuahuan and Sonoran Deserts:

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E

Federal Register citation when published as a final rule; 50 CFR 17.96a.CH

A That contain permanently moist to saturated, organic, alkaline soils with some standing water in winter and that are moist at or just below the surface in summer; and B That have functional hydrological processes and are sustained by springflow via discharge of groundwater.
ii Areas of open canopy throughout the cienega.
3 Critical habitat does not include manmade structures such as buildings, aqueducts, runways, roads, and other paved areas and the land on which they are located existing within the legal boundaries on the effective date of the final rule.
4 Critical habitat map units. Data layers defining map units were created on a base of U.S. Geological Survey digital ortho-photo quarter-quadrangles,
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and critical habitat units were then mapped using Universal Transverse Mercator UTM Zone 15N coordinates.
The maps in this entry, as modified by any accompanying regulatory text, establish the boundaries of the critical habitat designation. The coordinates or plot points or both on which each map is based are available to the public at the Services internet site at https
www.fws.gov/southwest/es/arizona/, at http www.regulations.gov at Docket No. FWSR2ES20200130, and at the field office responsible for this designation. You may obtain field office location information by contacting one of the Service regional offices, the addresses of which are listed at 50 CFR
2.2.
5 Note: Index map follows:
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