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Ambrosia ilicifolia is a small, matted shrub under 1 metre (3.3 ft) in height. Its stiff, straight branches are green, glandular, and leafy when young, and light gray and leafless when older. The holly-like leaves are leathery but brittle, oval-shaped to rounded, and edged with spine-tipped teeth. They are green, veiny and sticky with resin.
Ambrosia ambrosioides (Cav.) W.W.Payne – ambrosia-leaf bur ragweed, big bursage, ambrosia bursage; Ambrosia arborescens Mill. – marko, altamisa; Ambrosia artemisiifolia L. – common ragweed, short ragweed, Roman wormwood; Ambrosia artemisioides Meyen & Walp. Ambrosia bidentata Michx. – lanceleaf ragweed, southern ragweed; Ambrosia ...
A. Abronia villosa; Abutilon palmeri; Acalypha californica; Acmispon rigidus; Acmispon strigosus; Agave palmeri; Agave parviflora; Allenrolfea occidentalis; Allium ...
Somewhat similar in appearance to Ambrosia ilicifolia, A. ilicifolia has sessile leaves with a reticulate pattern of veins, and the marginal teeth developed into short spines. [2] This ragweed can be found in sandy washes and other disturbed areas such as roadsides, and is sometimes seen growing in rock crevices. [2]
Common ragweed, Ambrosia artemisiifolia, is a widespread invasive species, and can become a noxious weed, that has naturalized in Europe; temperate Asia and the Indian subcontinent; temperate northern and southern Africa and Macaronesia; Oceania in Australia, New Zealand, and Hawaii; and Southwestern North America in California and the ...
Ambrosia cheiranthifolia is a rare species of flowering plant known by the common names South Texas ambrosia and Rio Grande ragweed. It is native to the coast of South Texas [1] and the Mexican states of Tamaulipas [2] and Coahuila. [3] It occurs in coastal prairie, grassland, and mesquite shrubland habitat. [2]
This category contains the native flora of Baja California as defined by the World Geographical Scheme for Recording Plant Distributions.Taxa of the lowest rank are always included; taxa of higher ranks (e.g. genus) are only included if monotypic or endemic.
This category includes plant species that were first formally and validly described in 1876 according to the rules of the International Code of Botanical Nomenclature.Use reliable sources like the International Plant Names Index to figure out the proper category.