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Keyword: flora

Aquatic and wetland vascular plants of the northern Great Plains

Publications Posted on: June 22, 2020
A taxonomic treatment of aquatic and wetland vascular plants has been developed as a tool for identifying over 500 plant species inhabiting wetlands of the northern Great Plains region. The treatment provides dichotomous keys and botanical descriptions to facilitate identification of all included taxa. Illustrations are also provided for selected species.

Hieracium caespitosum and Hieracium piloselloides (Asteraceae) in the Black Hills National Forest: New state records for South Dakota, U.S.A

Publications Posted on: December 30, 2016
Hieracium spp. (Asteraceae) are noted for their taxonomic complexity, frequent incidence of apomixis and polyploidy, and invasive tendencies. Here we report the Eurasian taxa, Hieracium caespitosum Dumort. and Hieracium piloselloides Vill., as recent additions to the flora of South Dakota. Plants were collected at three locations in the Black Hills during 2014 and 2015 and compared to specimens of H. caespitosum and H.

Vascular plants diversity of El Aribabi Conservation Ranch: A private natural protected area in northern Sonora, Mexico

Publications Posted on: July 28, 2014
In northeastern Sonora, isolated Sky Island mountain ranges with desertscrub, desert grassland, oak woodland, and pine-oak forest have high biodiversity. El Aribabi Conservation Ranch in the Sierra Azul (from 30°51’13”N, 110°41’9”W to 30°46’38”N, 110°32’3”W) was designated a Private Protected Natural Area by the Comisión Nacional de Áreas Naturales Protegidas in March 2011. The flora contains 447 taxa in 81 families and 301 genera.

Mapping ecological systems in southeastern Arizona

Publications Posted on: December 10, 2013
Beginning in 2007 in and around the Huachuca Mountains, the Coronado National Forest and other partners have been mapping ecosystems at multiple scales. The approach has focused on identifying land type associations (LTA), which represent the sum of bedrock and superficial geology, topography, elevation, potential and existing vegetation, soil properties, and local climatic variables.

Mapping landscape phenology preference of yellow-billed cuckoo with AVHRR data

Publications Posted on: September 17, 2013
We mapped habitat for threatened Yellow-billed Cuckoo (Coccycus americanus occidentalis) in the State of Arizona using the temporal greenness dynamics of the landscape, or the landscape phenology.

Examining wildlife responses to phenology and wildfire using a landscape-scale camera trap network

Publications Posted on: September 17, 2013
Between 2001 and 2009, the Borderlands Jaguar Detection Project deployed 174 camera traps in the mountains of southern Arizona to record jaguar activity. In addition to jaguars, the motion-activated cameras, placed along known wildlife travel routes, recorded occurrences of ~ 20 other animal species.

Preliminary flora of Ojo de Agua Tonibabi, Sierra La Madera, Sonora, Mexico

Publications Posted on: September 17, 2013
Ejido Tonibabi is located 12 kilometers east-northeast of Moctezuma in east-central Sonora, México (29°50’16’’N 109°33’45’’W, 780 m elevation). The vegetation is riparian in the wetlands and foothills thornscrub on slopes. The flora was inventoried on transects in different areas in Ejido Tonibabi.

Important bird areas of the Madrean Archipelago: A conservation strategy for avian communities

Publications Posted on: September 17, 2013
The Important Bird Areas (IBA) Program is a worldwide program through BirdLife International that identifies sites considered to provide important habitats for avian species. Criteria for designation are species abundance, diversity, and range restriction. As the United States Partner of BirdLife International, the National Audubon Society administers the IBA Program in the United States.

Babocomari River Riparian Protection Project

Publications Posted on: September 17, 2013
The Babocomari River is a major tributary of the San Pedro River in Santa Cruz and Cochise counties, Arizona. This 140,000 acre catchment includes rolling grasslands on the Sonoita plain, oak woodlands in the Canelo Hills and the pine-oak forests of the northwestern Huachuca Mountains.

Population status of prairie dogs (Cynomys ludovicianus) in the San Pedro River Basin, Sonora

Publications Posted on: September 17, 2013
The black tailed prairie dog (Cynomys ludovicianus) is a species of conservation concern for Mexico, the United States and Canada. Populations in Mexico (including those in Sonora), which are considered endangered by the Mexican authority, require additional conservation efforts to maintain them on the long term.