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Matricaria discoidea, commonly known as pineapple weed is an annual plant native to North America and NE Asia but which has become a cosmopolitan weed. It is in...

and poisonous plant native to North America , specially the United States. Corydalis aurea at USDA PLANTS Database Corydalis aurea at Plants For A Future...

perennial plant native to North America. It has an edible bulb covered with a dense skin of brown fibers and tastes like an onion. The plant also has strong...

info on this plant? Edit this section! Do you have pest and disease info on this plant? Edit this section! If you have a photo of this plant, please upload...

80 are found (39 of which are endemic), while there are 20 in North America north of Mexico. They are climbing flowering plants, many of which are woody...

Updated checklist of elm (Ulmus) cultivars for use in North America. Journal of Arboriculture, 21: 3 (May 1995), 121-131. International Society of Arboriculture...

in North America. These plants typically have frilly, hairy, aromatic leaves. These plants show large, flat clusters of small flowers at the top of the...

Sweden, which is in the northern part of the habitat zone. McGary, Mary Jane (2001). Bulbs of North America: North American Rock Garden Society. Portland: Timber...

as well as some parts of the Midwest. photo 1 photo 2 photo 3 Armitage, Allan M. (2006). Armitage's Native Plants for North American Gardens. Timber Press...

eastern North America, Central America and the West Indies and east and southeast Asia. Some species are found in South America. Today many species of Magnolia...

/ˌnɪkɵʃiˈeɪnə/) is a genus of herbs and shrubs of the nightshade family (Solanaceae) indigenous to North and South America, Australia, south west Africa...

the sand-verbenas or wild lantanas, is a genus of about 20 species of annual or perennial herbaceous plants in the family Nyctaginaceae. Despite the common...

throughout Europe, North America, South America, and Asia. Once known as the "common garden poppy", live plants and seeds of the opium poppy are widely sold by...

species, with major centers of diversity in South America and western North America, in the Mediterranean region and Africa. The species are mostly herbaceous...

not true firs, being of the genus Pseudotsuga. Firs are found through much of North and Central America, Europe, Asia, and North Africa, occurring in mountains...

encouragement of useful native plants alongside direct cultivation (4) continued use of other forms of livelihood. In pre-contact North America the semi-sedentary...

regions throughout the world, especially in North America. Sumacs are shrubs and small trees that can reach a height of 1 - 10 m. The leaves are spirally arranged;...

Great Plains white fringed orchid, is a rare and threatened plant native to North America. It has been listed as a threatened species in the United States...

There are also a number of species, hybrids, and cultivars grown strictly as ornamental plants, usually for their profusion of flowers, occasionally for...

subfamilies, more than 800 genera, and hundreds of thousands of species and cultivars. The taxonomy of this family is in constant flux, as DNA studies...