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Topic: Piperales


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In the News (Wed 11 Nov 09)

  
  Introduction to the Piperales   (Site not responding. Last check: 2007-10-13)
The Piperales are one of three groups of paleoherbs, plants believed to be closely related to the monocots.
An alternative view is that the paleoherbs represent relicts descended from some of the earliest flowering plants, a view known as the Paleoherb Hypothesis.
The Piperales are a group of herbs, shrubs, and small trees found primarily in the tropics.
www.ucmp.berkeley.edu /anthophyta/paleoherbs/piperales.html   (409 words)

  
 Botanik online: Magnoliidae - Piperales   (Site not responding. Last check: 2007-10-13)
Den Piperales gehören vornehmlich krautige oder sekundär verholzte Arten (Halbsträucher, Sträucher, Epiphyten) an.
Die Piperales kommen in den Tropen und Subtropen vor.
Die Blätter von Piper betle werden zusammen mit einem Extrakt aus der Betelnuß in Indien, Indonesien und Ostafrika als Rauschmittel konsumiert.
www.biologie.uni-hamburg.de /b-online/e49/49c.htm   (138 words)

  
 PBIO 450 Lecture Notes - Magnoliidae -- Spring 1999
As for the Piperales themselves, Cronquist (1981, 1988) distinguished them from the rest of the Magnoliidae by their basically herbaceous habit and much-reduced flowers crowded into a spadix-like inflorescence.
Bot., 1830) placed this family, along with Chloranthaceae and Piperaceae, in the Piperales, but as a group, he aligned them with the likes of Salicaceae and certain families of the Hamamalididae on the basis of the reduced perianth.
The Aristolochiales differs from the Piperales by the presence of a well-developed perianth and flowers that are not crowded into a spadix-like inflorescence (but see the discussion below on the nature of the perianth).
www.life.umd.edu /emeritus/reveal/pbio/pb450/magn3.html   (1670 words)

  
 Piperales Piperales Piperales Piperales Piperales Piperales Piperales Piperales (via CobWeb/3.1 planetlab-01.bu.edu)   (Site not responding. Last check: 2007-10-13)
Piperales Piperales Piperales Piperales Piperales Piperales Piperales Piperales
Peber-ordenen (Piperales) har følgende fællestræk: Det er urter eller lianer, som indeholder flavoner, sesquiterpener og alkaloider.
Saururaceae The Piperales are an order of flowering plants.
piperales.ch.ogarnij.pl.cob-web.org:8888   (296 words)

  
 Amazon.com: Piperales: Books   (Site not responding. Last check: 2007-10-13)
Piperales pepper Magnoliales magnolias Lau rales laurels, avocado, cinnamon O Ranunculales...
The rbcL tree suggests that the Piperales are sister to the monocots,...
Another suggestion is that Arales and the dicotyledon Piperales, familiar as the condiment pepper (Piper) and the houseplant Peperomia,...
www.amazon.com /s?ie=UTF8&keywords=Piperales&tag=httpexplaguid-20&index=books&link_code=qs&page=1   (653 words)

  
 magnoliids
Within the magnoliids, researchers have identified four evolutionary lineages and clarified their evolutionary relationships: Magnoliales and Laurales are sisters, and Piperales and Canellales are sisters.
Previous circumscriptions of Piperales have varied (e.g., Dahlgren, 1980; Cronquist, 1981, 1988; Takhtajan, 1987, 1997; Thorne, 1992; Heywood, 1993), but molecular studies clearly united Aristolochiaceae, Lactoridaceae, Piperaceae, and Saururaceae (e.g., Qiu et al., 1999; P. Soltis et al., 1999; Barkman et al., 2000; D. Soltis et al., 2000; Zanis et al., 2002).
In addition, recent studies have placed Hydnoraceae, a family of parasitic plants often placed in Rosidae (e.g., Cronquist, 1981; Heywood, 1993), within Piperales, although the exact position is not certain (Nickrent et al., 2002).
tolweb.org /magnoliids   (3062 words)

  
 The questionable affinities of Lactoris: evidence from branching pattern, inflorescence morphology, and stipule ...
Burger W. 1977 The Piperales and the monocots.
Meeuse A. 1972 Taxonomic affinities between Piperales and Polycarpicae and their implications in interpretative floral morphology.
Mooney M. Freeling 1997 Using regulatory genes to investigate the evolution of leaf form.
www.amjbot.org /cgi/content/full/88/12/2143   (3414 words)

  
 ON THE ORIGIN OF ANGIOSPERMS
The Pseudanthial theory suggests that the angiosperms originated from a plant that carried unisexual gymnosperm reproductive structures.
According to this theory, the small, simple, unisexual flowers, such as those found in the Hamamelididae and Piperales, are considered to be the most primitive of the angiosperms (Martin et al, 1992).
Paleoherbs are a group of several plant orders and families including Piperales, Aristolochiaceae, Nymphaeles, and the monocots.
comenius.susqu.edu /bi/202/Journal/vol10/number4/PUBLISHED/on_the_origin_of_angiosperms.htm   (2441 words)

  
 Eric Madrid
This type of study has never been carried out in anything other than highly derived model species.
The Piperales have some of the most diverse female gametophyte anatomy present in all angiosperms, and systematics within the group are known.
The Piperales provide an excellent system to study the cell biology of the female gametophyte and the mechanisms responsible for the diversification of its anatomy.
spot.colorado.edu /~friedmaw/people/madrid.html   (222 words)

  
 Paleoherb Hypothesis
The Paleoherbs are a group of several plant orders and families including: Piperales (Chloranthaceae, Piperaceae, Saururaceae), Aristolochiaceae, Nymphaeales, and the Monocots.
The flowers in this group tend to be small, with a simple or absent perianth and few numbers of floral parts.
Some have suggested that their results show a bias of primitive angiosperm morphology as well as using Gnetales as the outgroup of phylogenetic analyses.
www.inhs.uiuc.edu /~karyla/angio/paleoherbs.html   (113 words)

  
 Neinhuis, Christoph*, Stefan Wanke, Khidir W. Hilu, and Thomas Borsch.   (Site not responding. Last check: 2007-10-13)
In most broadscale studies Piperales are recognised as one of the best supported clades within basal angiosperms.
Although small in number of genera, the group displays a surprisingly high morphological diversity, so that a close phylogenetic relationship is not obviously supported.
Within Saururaceae two clades are inferred, one consisting of Saururus and Gymnotheca, the other of Houttuynia and Anemposis.
www.botany2001.org /section12/abstracts/191.shtml   (238 words)

  
 Alejandra Jaramillo - research interests
I am interested in understanding the origins and maintenance of plant diversity in tropical forests.
My research focuses on the phylogenetics and character evolution of members of the order Piperales, one of the basalmost lineages of angiosperms.
My studies on character evolution have focused on the evolution of flowers in the perianhtless Piperales and the genetics of flower development in Aristolochiaceae.
www.colorado.edu /eeb/MORPH/labs/interests/jaramillo_ri.html   (322 words)

  
 Piperales
MAGNOLIIDS [MAGNOLIALES + LAURALES + CANELLALES + PIPERALES]: (neolignans +); leaf margins entire; A many, spiral [possible position here], extrorse, antipodal cells ephemeral, hypostase +, nucellar cap +, raphal bundle branches at the chalaza.
Papilionideae caterpillars are notably common (almost 33% of the records) on members of this group (and Rutaceae!), although they are apparently so far unrecorded on Myristicaceae, in Laurales they predominate on Lauraceae, and in Piperales on Aristolochiaceae (see Scriber et al.
Similarly, the three-merous perianth and adaxial prophylls that suggest a relationship between Piperales and monocots (and Nymphaeales), the now unlikely paleoherb hypothesis (see Donoghue and Doyle 1987), also represent parallelisms.
www.mobot.org /MOBOT/Research/APweb/orders/piperalesweb2.htm   (2149 words)

  
 Angiosperm Families - Peperomiaceae (Miq.) Wettst.
Embryo rudimentary at the time of seed release.
APG (1998) basal order; Piperales (as a synonym of Piperaceae).
This description is offered for casual browsing only.
delta-intkey.com /angio/www/peperomi.htm   (252 words)

  
 Seed Ecology: Seed Biology at U of KY
In addition, strategies for seed dispersal and their impact on fitness are studied.
Adams, C.A., Baskin, J.M., and Baskin, C.C. Comparative morphology of seeds of closely-related species of Aristolochia subgenus Siphsia (Aristolochiaceae, Piperales).
Adams, C.A., Baskin, J.M., and Baskin, C.C. Trait stasis versus adaptation in disjunct relict species: evolutionary changes in seed dormancy-breaking and germination requirements in a subclade of Aristolochia subgenus Siphisia (Piperales).
www.uky.edu /Projects/SeedBiology/ECOLOGY.HTM   (436 words)

  
 Piperales - English-French Dictionary - WordReference.com
We found no French translation for 'Piperales' in our English to French Dictionary.
Or did you want to translate 'Piperales' from French to English?
Forum discussions with the word(s) 'Piperales' in the title:
www.wordreference.com /enfr/Piperales   (57 words)

  
 Piperales
[ Pinales ] [ Piperales ] [ Pittosporales ]
Vernacular names of plants within the Order Piperales
For a description of the methodology followed in establishing this hierarchy see the note Nomenclature used in The Compleat Botanica.
www.crescentbloom.com /Plants/Ordo/Piperales.htm   (67 words)

  
 Lycaeum > Leda > Piper methysticum
Lycaeum > Leda > Taxonomy > Eukaryota > Plantae > Tracheophyta > Angiospermae > Dicotyledonae > Piperales > Piperaceae > Piper > Piper methysticum
A tablespoon to half a cup of the dried root material can be used to prepare a drink.
An Interesting Kava Experiment: Detailed report of an alcoholic kava drink
leda.lycaeum.org /?ID=428   (78 words)

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