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Pedunculate
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Possessing a peduncle. |
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Pedúnculo
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Parte basal del eje de la inflorescencia |
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Pega-pega
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Se refiere a plantas que dispersan sus frutos o semillas por contacto, pegándose a las plumas o pelos de los animales. Muchas malezas tienen este tipo de dispersión, frecuentemente se pegan a las ropas de las personas |
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Pellucid dots
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Dots that transmit light when held against a light source, often observed on the leaves of some species of Myrtaceae and Rutaceae. |
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Pelos Combretáceos
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Se refiere a largos pelos unicelulares, agudos, con una pared muy gruesa, que poseen hacia la base un compartimento interior cónico; característico de las Combretaceae. |
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Peltada
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Se refiere a una lámina de la hoja cuyo peciolo está insertado en la porción inferior interna y no en el margen; por ejemplo, Nymphaea glandulifera (Nymphaeaceae) y Hydrocotyle umbellata (Apiaceae). |
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Peltate leaf
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Referring to a leaf blade attached to the petiole by its lower surface rather than its margin; for example species of Nymphaea glandulifera, Hydrocotyle umbellata, and those illustrated for this term. |
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Peltate scale
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A scale attached to a stalk by its lower surface rather than its margin; for example, the abaxial and adaxial surfaces of the leaves of Dendrobangia boliviana, the leaves of species of Duguetia, and the leaves of species of Croton and other species of Euphorbiaceae, and many species of Capparidaceae may have peltate scales. |
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Pendent, pendulous
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Hanging. |
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Penicillate
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Shaped like an artist’s brush; e.g., the stigma of some species of Turnera (Turneraceae). |
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Pepo
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A fleshy, indehiscent, many-seeded fruit with a rigid exocarp typical of many species of Cucurbitaceae. |
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Percurrent growth
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In the Viscaceae, the longitudinal pattern of shoot growth through continued activity of the apical meristem. |
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Percurrent tertiary venation
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Tertiaries from the opposite secondaries joining (Hickey, 1973) |
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Percurrent veins
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Veins of the same order that run parallel to each another between veins of a higher order; e.g., tertiary veins and their orientation between secondary veins. |
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Perennate
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Referring to an organ; e.g., an inflorescence, persisting for more than one flowering period. |
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Perennial
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A plant that lives and produces seeds for three or more years. Compare with annual and biennial. |
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Perfect flower
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Referring to a flower that possesses both male (staminate) and female (pistillate) organs. |
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Perfoliate
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Referring to a stem that penetrates two leaf bases that are completely fused together. When two leaf bases wrap around the stem the leaf is said to be amplexicaulous or clasping. |
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Perfoliate
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Referring to a stem that with two leaf bases that are completely fused together, i.e., the leaves look as if their bases grew through the leaves. |
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Perforate
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Provided with holes; e.g., the leaves of some species of Monstera (Araceae). |
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Pergameneous
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With the texture of parchment. |
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Perianth
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The collective term for the calyx and the corolla, even when they are not differentiated (i.e., represented by tepals). |
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Perianto
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Término general para referirse al cáliz y a la corola, aún cuando no están diferenciados (en este caso el perianto está compuesto por los tépalos). |
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Pericarp
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The wall of the fruit, which is usually made up of three layers: exocarp, mesocarp, and endocarp. |
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Pericarp
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The wall of the fruit, which is usually made up of three layers, the exocarp, mesocarp, and endocarp which are the outer, middle, and and inner layers of the fruit, respecitively. |
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Pericarpel
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In the Cactaceae, the part of the receptacle fused to the ovary. |
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Periderm
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Protective tissue located on the outside of stems, branches, and roots, consisting of the phellogen or cork cambium, the phellem or cork to the outside, and the phelloderm to the inside. Same as cork. |
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Peridermis
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Tejido protector localizado en la parte externa de los tallos, ramas y raíces. Este consiste de felógeno o cambio de corcho, el félem, súber o corcho hacia el exterior, y la felodermis hacia el interior. |
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Perigon (perigoniate)
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A reduced perianth found in the flowers of some species of Araceae, Monimiaceae, and Siparunaceae. |
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Perigynium
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A sac-like structure surrounding the ovary of some Cyperaceae, e.g.. Carex. Same as utricle. |
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Perigynous ovary
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Referring to a flower in which the sepals, petals, and stamens arise from the rim of a cuplike hypanthium surrounding the ovary. |
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Período cretáceo, cretácico
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Período de tiempo geológico que es parte de la era Mezozoica; empezó hace aproximadamente 144 millones de años atrás y terminó alrededor de los 65 millones de años. Para una mayor información, ver la página web del Museo de Paleontología de la Universidad de California: http://www.ucmp.berkeley.edu/index.php |
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Peripheral filaments
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Protein filaments associated with sieve-element plastids. |
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Perisperm
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Food-storage tissue derived from the nucellus of some flowering plants. |
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Persistent
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Referring to a structure that remains attached. Opposite of deciduous. |
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Personal equipment
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The personal equipment needed for doing prolonged expeditions to the neotropics. Access the attached PDF for a list of essential personal equipment used by the senior author of this glossary. For more information about plant collecting see Tropical Plant Collecting: From the Filed to the Internet. This book can be purchased at: http://tecceditora.com/ or Amazon.com. |
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Personate
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Referring to a bilabiate corolla with an expansion on the lower lip that blocks entry into the tube; e.g., in some species of Acanthaceae. |
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Perula (plural = perulae, adj. = perulate)
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A scale of a leaf bud. The same as bud scale. |
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Petal
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An outermost segment of the corolla. |
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Petal apex reflexed
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A petal apex that turns abruptly inward. |
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Petal lobe
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A lobe of the corolla that arises from the corolla tube. |
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Pétalo
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Cada uno de los segmentos que componen la corola |
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Petaloid
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Petal-like. |
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Petiole
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The stalk of the leaf blade. The petiole and blade together equal the leaf |
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Petiole
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The stalk of a leaf; in compound leaves, the stalk between the leaf attachment on the stem and the insertion of the first leaflet. |
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Petiole cross-section
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A section of a petiole made at right angles to its length just below the start of the blade. |
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Petiolule
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The stalk of a leaflet. Several different orders of petiolules may exist in leaves twice or more compound; those in a palmately compound leaf radiate from a common central point. |
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Phanerocotylar cotyledons
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A type of seed germination in which the cotyledons emerge from the seed coat. Compare with cryptocotylar. |
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Phanerogam
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A plant that produces seed; the gymnosperms and angiosperms are phanerogams. Compare with cryptogam. |
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Phellem
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A layer of suberized cells produced outwardly by the cork cambium. |
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