ÉTYMOLOGIE DU MOT HYDATHODE
From Greek, from hudor water + hodos way.
MOTS EN ANGLAIS EN RAPPORT AVEC «HYDATHODE»
hydathode
type
secretory
tissue
leaves
usually
found
angiosperms
that
secretes
water
through
pores
epidermis
margin
typically
marginal
tooth
serration
hydathodes
mainly
aquatic
plants
some
herbaceous
growing
moist
places
they
probably
hydathode
utexas
structure
this
leaf
gland
page
anatomy
mauseth
details
physiology
merriam
webster
specialized
higher
functions
exudation
origin
international
scientific
vocabulary
greek
defined
yourdictionary
microscopic
which
excreted
german
classical
define
exuded
hydat
stem
hýdōr
hodós
path
oxford
dictionaries
american
meaning
pronunciation
example
sentences
TENDANCES D'USAGE DU TERME «HYDATHODE»
Le terme «hydathode» est très peu utilisé et occupe la place
185.592 de notre liste de termes les plus utilisés du
dictionnaire anglais.
FRÉQUENCE
Rarement utilisé
Sur la carte précédente est reflétée la fréquence d'utilisation du terme «hydathode» dans les différents pays.
Tendances de recherche principales et usages générales de
hydathode
Liste des principales recherches réalisées par les utilisateurs pour accéder à notre
dictionnaire anglais en ligne et des expressions les plus utilisées avec le mot «hydathode».
10 LIVRES EN ANGLAIS EN RAPPORT AVEC «HYDATHODE»
Découvrez l'usage de
hydathode dans la sélection bibliographique suivante. Des livres en rapport avec
hydathode et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
1
Life Strategies of Succulents in Deserts: With Special ...
4.59 Cross-section of a leaf of Crassula clavata showing a normal stoma and a
hydathode. Note the much bigger guard cells of the water pore of the hydathode
and the sheath of tannin-rich cells around the hydathode. (By courtesy of B.
2
Teaching Plant Anatomy Through Creative Laboratory Exercises
Hydathodes usually occur along the margins or at the tips of leaves and are
characterized by abundant xylem leading to the hydathode, modified mesophyll
cells, and several stomata that remain open. A large hydathode, illustrating these
...
R. Larry Peterson, Carol A. Peterson, Lewis H. Melville, 2008
3
An Introduction to Plant Structure and Development: Plant ...
(a) Leaf showing location of the hydathode in (b) at arrow. Life size. (b) Scanning
electron micrograph illustrating numerous water pores on the adaxial surface of a
hydathode. Magnification × 200. (c) Hydathode from a cleared leaf showing the ...
4
FUNDAMENTALS OF PLANT PATHOLOGY
Hydathode Leaf margin Guttation droplet forms in high humidity Bacteria enter
plant with retreating xylem fluid Figure 11.2 Bacterial infection through a
hydathode. The above diagram (Figure 11.2) illustrates the way in which a
pathogenic ...
5
Characterization of the Starch Branching Enzymes in ...
All three BEs have about average expression level in hydathode. Hydathode
permits the release of water through pores in the epidermis or margin of leaves,
and it is connected to the plant vascular system by a vascular bundle. However,
little ...
Each hydathode consists of a pore in epidermis followed by large intercellular
spaces, loosely arranged parenchyma and blindly ending xylem elements (
tracheids terminate below the air chamber). The loosely arranged mass of
parenchyma ...
S N Pandey, B K Sinha, 2009
At around the same time, subepidermal cells at the tip of the leaf differentiate to
form a hydathode and associated epithem (the subtending airspace). The
hydathode consists of a series of specialized stomata known as water pores that
allow ...
Mary Louise Anderson, Jeremy A. Roberts, 1998
8
Fundamentals Of Botany:
Hydathode represents modified bundle-ends. Guttation liquid is not pure water
but a solution containing a great number of dissolved substances. The loss of
water in the form of vapour from the aerial parts of the plant is known as
transpiration.
9
Cmplt Biology For Medical Ent Exams
Guttation occurs in some plants such as garden nasturtium, tomato, Colocasia,
etc. Pore Guard cell Xylem FIG. 1 1.6 Vertical section of leaf showing hydathode.
• In the regions of guttation, the leaves possess special pores called hydathodes.
10
Modern Plant Physiology
Evaporation is comparatively fast process 8. It is not much influenced by the
structure of the evaporating surface 9. Light does not directly influence the rate of
evaporation. Hydathode Guard cell Epithem Vein ends GUTTATION In guttation,
...
