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Biennial plant
Results: 47

#	Item
31	Have you seen this invasive plant? Hoary alyssum is an invasive plant that rapidly spreads in pastures and is toxic to livestock. Learn more at www.nwcb.wa.gov Add to Reading List Source URL: www.nwcb.wa.gov Language: English - Date: 2013-10-23 15:14:38 Agriculture Alyssum Berteroa incana Noxious weed Biennial plant Lobularia maritima Brassicaceae Botany Biology
32	COMMON MULLEIN: Options for control Common Mullein (Verbascum thapsus), a member of the Figwort family, is no longer on the noxious weed in Lincoln County, Washington. Common mullein is a biennial plant (takes two or mor Add to Reading List Source URL: www.co.lincoln.wa.us Language: English - Date: 2009-10-24 00:34:11 Flora Verbascum thapsus Mullein Verbascum blattaria Seed Weed control Biennial plant Germination Capsule Botany Biology Medicinal plants
33	Have you seen this invasive plant? Milk thistle is an annual or biennial weed that is toxic to livestock. Learn more at www.nwcb.wa.gov Rosettes can expand 3 feet or wider and the stout, rigid main Add to Reading List Source URL: www.nwcb.wa.gov Language: English - Date: 2014-02-03 18:49:56 Agriculture Biology Botany Asteraceae Milk thistle Silybum marianum Thistle Weed Noxious Invasive plant species Medicinal plants Garden pests
34	BIENNIAL REPORT[removed]A ri z o n a K - 12 C e n t e r Field Notes Add to Reading List Source URL: www.azk12.org Language: English - Date: 2012-10-08 19:15:25 Invasive plant species Ornamental trees Prosopis velutina Sonoran Desert Parkinsonia Mesquite Pinus ponderosa Prosopis Arizona Flora of the United States Flora of North America Flora
35	Crop Advances: Field Crop Reports Herbicide Evaluation for the Control of Wild Parsnip Purpose: Wild parsnip is an invasive biennial weed spreading mostly along roadside, ditch banks, rights-of-way, disturbed sites and Add to Reading List Source URL: www.weedinfo.ca Language: English - Date: 2012-02-02 15:42:31 Organic chemistry Organochlorides Garden pests Acetic acids Invasive plant species Glyphosate Parsnip Weed control Dicamba Chemistry Agriculture Herbicides
36	Field Guide for Managing Annual and Biennial Invasive Thistles in the Southwest Add to Reading List Source URL: www.fs.usda.gov Language: English - Date: 2013-02-16 11:25:56 Biota Curculionidae Onopordum acanthium Rhinocyllus conicus Cirsium Onopordum Thistle Trichosirocalus horridus Carduus nutans Invasive plant species Flora Botany
37	BULL THISTLE Cirsium vulgare Botanical Description: Bull thistle is a biennial, and sometimes annual or monocarpic perennial, forb. In the juvenile phase, individual bull thistle plants form a single rosette with a tapro Add to Reading List Source URL: na.fs.fed.us Language: English - Date: 2005-01-29 08:36:02 Cirsium Thistle Onopordum acanthium Flora Biota Invasive plant species
38	Musk Thistle - Carduus nutans L. DESCRIPTION: Musk, or nodding thistle, a member of the aster family (Asteraceae), is an aggressive, biennial herb with showy red-purple flowers and painful spiny stems and leaves. Mature Add to Reading List Source URL: na.fs.fed.us Language: English - Date: 2005-01-29 09:56:54 Biology Plant sexuality Carduus nutans Reproduction Rhinocyllus conicus Carduus Thistle Rhinocyllus Musk Invasive plant species Curculionidae Botany
39	Diffuse Knapweed, Tumble Knapweed Centaurea diffusa Lam. Identification: Normally a biennial, but may live for several years as a rosette before flowering. Bushy growth, 1-3’ tall from a deep taproot. Greyish-green alt Add to Reading List Source URL: www.fws.gov Language: English - Date: 2013-04-19 14:02:50 Diffuse knapweed Biology Agriculture Botany Tumbleweed Noxious weed Larinus Larinus minutus Agapeta zoegana Curculionidae Invasive plant species Centaurea
40	Wild chervil Anthriscus sylvestris History and location Wild chervil (Anthriscus sylvestris), a native to Europe, is classed as a biennial plant and is spread primarily through seed dispersal. Wild chervil is a popular p Add to Reading List Source URL: www.ontarioinvasiveplants.ca Language: English - Date: 2010-07-06 16:07:25 Apiaceae Herbs Medicinal plants Chervil Invasive plant species Anthriscus Seed A. sylvestris Flora Biota Botany