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Vascular plants
Plants which have a specialized conductive system. Includes xylem and phloem: club mosses, ferns, cycads, gymnosperms, and angiosperms.
Subtopics:
Ferns and fern allies (1 items)
Flowering plants (8 items)
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Results 1 - 10 of 10 listed by similarity [list alphabetically]
Nonindigenous vascular plant distribution information [More info]
Descriptions of vascular plants and examples of the deleterious effects of nonindigenous species, with links to distribution maps, species lists and related information on vascular plants.
Biological resource status and trends: Forbs [More info]
Information concerning status and trends of biological resources, focusing on forbs, herbaceous flowering plants that are not grasses, such as clover, sunflower, and milkweed
Biological resource status and trends: Grasses [More info]
Information concerning status and trends of biological resources, focusing on grasses
Biological resource status and trends: Shrubs [More info]
Information concerning status and trends of biological resources, focusing on shrubs
Biological resource status and trends: Trees [More info]
Information concerning status and trends of biological resources, focusing on trees
PDF Buffelgrass-Integrated modeling of an invasive plant [More info]
Buffelgrass (Pennisetum ciliare) poses a problem in the deserts of the United States, growing in dense stands and introducing a wildfire risk in an ecosystem not adapted to fire. This report explains what we are doing to help mitigate its effects.
Sago pondweed (Potamogeton pectinatus L.): a literature review [More info]
Literature review of sago pondweed, a submersed angiosperm that attracts waterfowl, but is also a nuisance plant that clogs irrigation systems. Includes classification, distribution, habitat, physiology, management, and economics.
Salvinia molesta, Salvinia weevil, Salvinia minima [More info]
Life history and identification of Salvinia species, a floating, rootless tree fern and a noxious aquatic weed. Site includes posters, instructions on submitting sightings, how to subscribe to a listserv on the weed, and a bibliography.
PDF The saga of leafy spurge (Euphorbia esula) in the northern Great Plains [More info]
Explains why this invasive plant is successful in taking over land in many northern states, and what might be done to impede its dominance.
PDF Using observed warming to identify hazards to Mozambique maize production [More info]
Over 30 years of substantial warming, the timing of life cycle events in maize here has changed, threatening the crop yield by exposing the plant at sensitive phases in its life cycle to increased heat and drought, and lowering the weight of its grains.
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