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...lifornia in the western United States, and Baja California in northwestern Mexico; specifically the Sierra Nevada, the Cascade Range, the Coast Ranges, and t ...t) tall, exceptionally up to 81 m (265 ft) tall, and with a trunk diameter of 1.5-2.5 m (5-8 ft), exceptionally 3.5 m (11 ft).

...', "little apple of death". This refers to the fact that manchineel is one of the most poisonous trees in the world. ...p to 15 [[meters]] high with a greyish bark, shiny green leaves and spikes of small greenish flowers. Its fruits, which are similar in appearance to an [

|subdivision = see text. See also [[List of Agave species|full listing]]. {{For|the queen of Greek mythology|Agave (mythology)}}

'''''Astragalus lentiginosus''''' is a species of [[Fabaceae|legume]] known by the [[common name]]s '''spotted locoweed'''<re ...ies of this species, and they vary in appearance. The flower and the fruit of a given individual are generally needed to identify it down to the variety.

...ataxon.aspx?flora_id=1&taxon_id=100805 | title = Ageratum | work = [[Flora of North America]] }}</ref> to 60 tropical American [[herb]]s, annuals and per They form tussocks or small hills. They grow to a height of 75&nbsp;cm. The opposite [[Leaf|leaves]] are cordate or oval, hairy or tome

...ay flowers are threadlike, leading to the common name.<ref>New South Wales Flora Online, ''Ageratum houstonianum'' [http://plantnet.rbgsyd.nsw.gov.au/cgi-bi ...a_id=1&taxon_id=200023022 | title = Ageratum houstonianum | work = [[Flora of North America]] }}</ref><ref>Species profile [http://plantnet.rbgsyd.nsw.go

| diversity_link = List of Euphorbia species ...ly from Africa, the Americas and [[Madagascar]]. There exists a wide range of [[island|insular]] species: on the [[Hawaiian Islands]] where spurges are c

...Genome Sciences |publisher=[[University of Maryland, Baltimore|University of Maryland Medical School]] |accessdate=2009-03-09}}</ref> Castor seed is the source of [[castor oil]], which has a wide variety of uses. The seeds contain between 40% and 60% oil that is rich in [[triglycer

...name="feis"/> The plant is extremely common in suburban and exurban areas of New England, the Mid-Atlantic, and southeastern United States. Similar spec ...not grow in [[desert]] or [[arid]] conditions. It grows in a wide variety of [[soil]] types, and [[soil pH]] from 6.0 (acidic) to 7.9 (moderately alkali

..., northern [[Africa]], and [[North America]], and is the best-known member of the [[nettle]] genus ''[[Urtica]]''. ...e]], [[5-HT]] or [[serotonin]], and possibly [[formic acid]]. This mixture of chemical compounds cause a painful sting or [[paresthesia]] from which the

...| title = A Natural History of the Sonoran Desert | publisher = University of California Press | date = 2000 | pages = 256–257 | isbn = 0-520-21980-5 } [[Image:Simmondsia_chinensis_male_flower.jpg|left|thumb|Close-up of male jojoba flowers.]]

...ropagation|propagation]], the combustible material present, and the effect of weather on the fire.<ref name=UToronto /> ...cial effects on wilderness areas. Some plant species depend on the effects of fire for growth and reproduction,<ref name=NOVA /> although large wildfires

| image_alt = A short green plant with many elliptical shaped leaves of arcuate venation ...in the isolated [[Sierra Madre de Oaxaca|Sierra Mazateca]] of [[Oaxaca]], Mexico, growing in shady and moist locations.<ref name=Reisfield1993intro/><ref na