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...ps]] or carrots. The plant may be mistaken for parsnip due to its clusters of white tuberous [[root]]s. ...certainly the Greek [[philosopher]] [[Socrates]] drank a cup of some kind of hemlock infusion at his execution in [[399 BC]]. ''Cicuta virosa'' is howev

...'', '''Sea Vetchling''') is a [[legume]] native to temperate coastal areas of [[Asia]], [[Europe]], [[North America|North]] and [[South America]]. ...al and paler purple wing and keel petals; they are produced in [[raceme]]s of 2-7 together.

...to other members in the family Apiaceae and may be confused with a number of other edible and poisonous plants. The common name hemlock may also be conf ...ncluding [[anticonvulsant]] drugs such as a [[benzodiazepine]]. High doses of anticonvulsant medicine are often required to halt seizure activity and fur

...t plant by farmers with livestock. The species has acquired a large number of common names within its native range, including American False Hellebore, A ...px?sciname=Veratrum+viride ''Veratrum viride'']</ref><ref name=jeps>Jepson Flora [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?Veratrum+viride ''V

...It is a [[poison]]ous plant; the name means "poisonous to dogs". All parts of the plant are poisonous and can cause cardiac arrest if ingested. The stems are reddish and contain a milky [[latex]] capable of causing skin blisters. The [[leaf|leaves]] are opposite, simple broad lance

...ison-oak (larger leaves; <br/>small leaves are another plant) <br/>at base of oak tree ...it is not a variety of [[oak]], just as "[[Poison-ivy]]" is not a variety of [[ivy]].

...'''''Convallaria''''' in the flowering plant family [[Ruscaceae]] (or one of two, or three, if ''C. keiskei'' and ''C. transcaucasica'' are recognised a ...1), ''Manual of Vascular Plants of Northeastern United States and Adjacent Canada'', New York Botanical Garden, Bronx, New York, pp. 839-40</ref>

...in the family [[Papaveraceae]] and most closely related to ''[[Eomecon]]'' of eastern Asia. ...zome]], that grows shallowly under or at the soil surface. Over many years of growth, the branching rhizome can grow into a large colony. Plants start to

...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

...= Canadian Poisonous Plants Information System | publisher = Government of Canada | date = 2009-09-01 | url = http://www.cbif.gc.ca/pls/pp/ppack.info?p_psn=2 [[Category:Flora of North America]]

...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

...er=[http://ucjeps.berkeley.edu/interchange/I_treat_indexes.html University of California Berkley Jepson Treaments] |accessdate=2009-06-05}}</ref> ...ography |author=Holt, Catharine |date=1946 |page=310 |publisher=University of California, Berkeley}}</ref> The seeds were used to make [[Pinole (staple)|

..., 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

...bia]], and has extensive applications for the indigenous [[First Nations]] of the [[Pacific Northwest]].<ref name="Gymnosperm">Gymnosperm Database: [http ....<ref name="Gymnosperm"/><ref name="Farjon">Farjon, A. (2005). ''Monograph of Cupressaceae and Sciadopitys''. Royal Botanic Gardens, Kew. ISBN 1-84246-06

...dome]].<ref>[http://www.romanconcrete.com/ The Roman Pantheon: The Triumph of Concrete]</ref>]] ...ern building: [[Boston City Hall]] (completed 1968) is largely constructed of concrete, both pre-cast and poured-in-place.]]

...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

...ists of dried flowers and leaves of plants selected to produce high levels of THC. Various extracts including [[hashish]] and [[hash oil]] are also produ ...tor3-first = Postgate|editor3-last = Nicholas|title = A Concise Dictionary of Akkadian|edition = |series = SANTAG|volume = 5|place = |publication-place =

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