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  2. Sagittaria platyphylla - Wikipedia

    en.wikipedia.org/wiki/Sagittaria_platyphylla

    Sagittaria platyphylla is a perennial herb up to 150 centimetres (59 inches) tall, producing underground corms (similar to tubers).The plant reproduces by means of stolons as well as seeds.

  3. Dactyloctenium aegyptium - Wikipedia

    en.wikipedia.org/wiki/Dactyloctenium_aegyptium

    Download as PDF; Printable version; ... the grass is considered a weed and invasive species. References ... Virginia Tech Weed Identification;

  4. Weed identification - Wikipedia

    en.wikipedia.org/wiki/Weed_identification

    Weed identification may relate to History of plant systematics, the classification of plants; Botany, the study of plants; Taxonomy, the classification of living things; Weed plant science; Weed (disambiguation)

  5. Weed - Wikipedia

    en.wikipedia.org/wiki/Weed

    Weeds growing in the cracks of a concrete staircase (Epilobium roseum, Chelidonium majus, Oxalis corniculata, Plantago major)A weed is a plant considered undesirable in a particular situation, growing where it conflicts with human preferences, needs, or goals.

  6. Senecio vulgaris - Wikipedia

    en.wikipedia.org/wiki/Senecio_vulgaris

    Department of Pathology, Physiology and Weed Service. "Common Groundsel: Senecio vulgaris". Virginia Tech Weed Identification Guide. Virginia Tech College of Agriculture and Life Sciences Department of Pathology, Physiology and Weed Service. Archived from the original on 2008-05-09

  7. List of beneficial weeds - Wikipedia

    en.wikipedia.org/wiki/List_of_beneficial_weeds

    Beneficial weeds can accomplish a number of roles in the garden or yard, including fertilizing the soil, increasing moisture, acting as shelter or living mulch, repelling pests, attracting beneficial insects, or serving as food or other resources for human beings.

  8. Stachys floridana - Wikipedia

    en.wikipedia.org/wiki/Stachys_floridana

    This species is a perennial herb producing a hairy, erect stem up to about half a meter in maximum height. It grows from a network of rhizomes with tubers.The distinctive pale-colored tuber is several centimeters long and about one centimeter wide, and is segmented in such a way that it resembles the rattle on the tail of a rattlesnake, [6] the inspiration for the common name "rattlesnake weed ...

  9. Bidens frondosa - Wikipedia

    en.wikipedia.org/wiki/Bidens_frondosa

    Bidens frondosa is a North American species of flowering plant in the aster family, Asteraceae.It is widespread across much of Canada, the United States, and Mexico [2] [3] [4] It is known in many other parts of the world as an introduced species, including Europe, Asia, Morocco, and New Zealand.