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Conservation Genetics: Plants

This web page presents samples of genetics and genomics research from the USGS Biological Resources Discipline about the conservation genetics of plants.

  • John A. Young sampling American ginseng (Panax quinquefolius) for genetic analysis.

Glossostigma cleistanthum (mud mat): Nonindigenous to the U.S. Mid-Atlantic Region

Smaller than the length of a fingertip, the amphibious Glossostigma cleistanthum (L.) Kuntze (Scrophulariaceae) is not your typical "aquatic invader". The tiny plant has been found at reservoirs and millponds spanning north central New Jersey and extending into southeastern Pennsylvania. In its native, eastern hemisphere range (including New More...

  • Turf like growth consists of an immense number of individual plants of Glossostigma.

Spread, Impact, and Control of Purple Loosestrife (Lythrum salicaria) in North American Wetlands: Field Identification, Classification, and Distribution

This resource is a species profile of the purple loosestrife (Lythrum salicaria), which is considered an invasive plant species. Its displacement of native species in wetlands has led to the loss of suitable habitat for wildlife. L. salicaria is the only reddish-purple flowered plant to develop massive monospecific blocks of showy floral displays More...

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National Resources Monitoring Partnership (NRMP)

Natural resource managers face complex decisions that require a clear understanding of the status of wildlife populations and their habitats. Monitoring is key to making effective management decisions and evaluating the outcomes of those decisions. The goal of NRMP is to improve the accessibility of monitoring efforts to resource managers to aid More...

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National Resources Monitoring Partnership (NRMP) Newsletter

Natural Resource Monitoring Partnership (NRMP) is a collaborative effort by the natural resource management community to improve monitoring efforts in order to support effective evaluation and decision-making by sharing information on monitoring projects and protocols. The Natural Resource Monitoring Partnership was built for easy access to More...

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