palea

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pa·le·a

 (pā′lē-ə)
n. pl. pa·le·ae (-lē-ē′)
1. The upper of the two bracts that enclose each floret in a grass spikelet.
2. A small bract at the base of a disc floret in some plants of the composite family.

[Latin, chaff.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

palea

(ˈpeɪlɪə) or

pale

n, pl paleae (ˈpeɪlɪˌiː) or pales
1. (Botany) the inner of two bracts surrounding each floret in a grass spikelet. Compare lemma1
2. (Botany) any small membranous bract or scale
[C18: from Latin: straw, chaff; see pallet1]
paleaceous, paleal adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pa•le•a

(ˈpeɪ li ə)

n., pl. -le•ae (-liˌi)
the upper or inner membranous bract of the pair that envelops each floret in a grass spike.
[1745–55; < New Latin; Latin: chaff]
pa`le•a′ceous (-ˈeɪ ʃəs) pa′le•ate (-ɪt, -ˌeɪt) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The perception of external stimulation in molluscs is captured and channeled by cells and/or highly specialized organs (thermal receptors, statoreceptors, and paleal sensory organ), located mainly on the edge of the bivalve mantle (Zaixo, 2003) which transmit the information from the periphery toward nerve centers (ganglia), that in response synthesize and release different types of chemical messengers or neurosecretions for controlling the activity of target tissues as a specific response (Mathieu et al.).
En Meganipha rhecta es delgado, triangular en la seccion transversal y de origen paleal (Thompson, 1978).
Morphological and functional aspects of the paleal oviduct of Pomacea canaliculata (Gastropoda, Prosobranchia).
Existe una caracteristica referente al seno paleal que a simple vista las diferencia, ya que mientras la impresion del mismo en la parte interna de la concha de P.
Concha delgada y alargada, subrectangular; el lado anterior mas largo alcanza casi los dos tercios de la longitud total y tiene el borde redondeado, el borde dorsal anterior es recto y el posterior oblicuo forma un angulo con el borde posterior cuadrado y reflejado hacia la derecha,el cual queda abierto; la region umbonal es algo inflada y los picos pequenos son opistogirados, una suave area radial deprimida baja desde la region umbonal hasta el borde inferior de cada valva; solamente se observan finas lineas de crecimiento, mas notorias cerca de los bordes inferiores de las valvas; la charnela presenta dos dientes cardinales en cada valva; el periostraco es pardo claro, liso y brillante; el seno paleal es amplio, profundo y elevado dorsalmente y los bordes de las valvas lisos.
In the laboratory, the animals were kept alive in a dry container for the elimination of the water contained in the paleal cavity, weighed (total weight in grams) and measured (total length in millimeters).
TAG/ST ratios decreased during the veliger stage development and were lower when larvae were released from the paleal cavity of the female.
ocreata clade, a clade defined by a finger like projection on the paleal process of the male pedipalp.
Las branquias estan localizadas en la parte posterior del surco paleal (merobranquial) y se extienden hasta la mitad del cuerpo (bajo la valva IV), las ultimas son mas grandes (abanal).