types:
gum
any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying
latex
a milky exudate from certain plants that coagulates on exposure to air
conima
a gum resin from the poison hemlock, Conium maculatum
dragon's blood
a dark red resinous substance derived from various trees and used in photoengraving
ghatti,
ghatti gum
an Indian gum from the dhawa tree; used as a substitute for gum arabic
agar,
agar-agar
a colloidal extract of algae; used especially in culture media and as a gelling agent in foods
cherry-tree gum
exudation from trees of the Prunus genus; resembles gum arabic
guar gum
a gum from seeds of the guar plant; used to thicken foods and as sizing for paper and cloth
gum acacia,
gum arabic
gum from an acacia tree; used as a thickener (especially in candies and pharmaceuticals)
gum kino,
kino,
kino gum
a gum obtained from various tropical plants; used as an astringent and in tanning
mesquite gum
a gum obtained from mesquite pods; resembles gum arabic
mucilage
a gelatinous substance secreted by plants
karaya gum,
sterculia gum
exudate of an Asian tree; used for finishing textiles and to thicken foodstuffs and cosmetics
gutta-percha
a whitish rubber derived from the coagulated milky latex of gutta-percha trees; used for insulation of electrical cables
lacquer
a black resinous substance obtained from certain trees and used as a natural varnish
opopanax
an odorous gum resin formerly used in medicines
tragacanth
a gum used in pharmacy, adhesives, and textile printing