All Words Glossary

Glossary of Plants Terms
beginning with letter H
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hardwood Tweet Definition of hardwood Like Definition of hardwood on Facebook
noun (countable and uncountable)
  1. (countable) (mostly in botany and forestry) The wood from any dicotyledonous tree, without regard to its hardness.
Balsa is a , but a soft hardwood.
  1. (countable) (in more general use) As the preceding but limited to those that are commercial timbers, and are at least average in hardness.
In the USA, ash, hickory and oak are some of the most prominent domestic hardwoods.
  1. (countable) (forestry) The tree or tree species that yields the preceding.
This has been planted extensively throughout the hills here.
  1. (uncountable) A joint term for the commercial timbers, without distinguishing which.
You should have used for this window sill instead of this junk.
Haw Tweet Definition of Haw Like Definition of Haw on Facebook
proper noun
  1. (rivers) A river in the US state of North Carolina.
hawthorn Tweet Definition of hawthorn Like Definition of hawthorn on Facebook
noun
  1. (botany) Any of various shrubs and small trees of the genus Crataegus having small, apple-like fruits and thorny branches.
Hazel Tweet Definition of Hazel Like Definition of Hazel on Facebook
proper noun
  1. (given name, female) from the English noun hazel
hazelnut Tweet Definition of hazelnut Like Definition of hazelnut on Facebook
noun
  1. fruit of the hazel tree
heartsease Tweet Definition of heartsease Like Definition of heartsease on Facebook
noun
  1. A common European wild flower, Viola tricolor; the wild pansy.
heath Tweet Definition of heath Like Definition of heath on Facebook
noun
  1. any small evergreen shrub of the genus Erica
  2. a tract of level uncultivated land with sandy soil and scrubby vegetation; heathland
Heather Tweet Definition of Heather Like Definition of Heather on Facebook
proper noun
  1. (given name, female) from the English noun heather
hellebore Tweet Definition of hellebore Like Definition of hellebore on Facebook
nounHellebore
  1. A common garden flowering plant, Ranunculaceae helleborus, having supposed medicinal properties.
hemlock Tweet Definition of hemlock Like Definition of hemlock on Facebook
noun
  1. Any of several coniferous trees, of the genus Tsuga, that grow in North America; the wood of such trees
  2. Any of several poisonous umbelliferous plants, of the genera Conium and Cicuta; the poison obtained from these plants
hemp Tweet Definition of hemp Like Definition of hemp on Facebook
noun
  1. A tall annual herb, Cannabis sativa, native to Asia.
  2. Various products of this plant, including fibres and the drug cannabis.
henna Tweet Definition of henna Like Definition of henna on Facebook
noun
  1. A reddish plant substance used for temporary tattoos and hair coloring. Hair colorings range from bright red to earth brown to near black.
  2. (colour) a rich reddish-brown colour.
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adjective
  1. (colour) of a rich reddish-brown colour.
hepatic Tweet Definition of hepatic Like Definition of hepatic on Facebook
noun (plural: hepatics)
  1. Any compound that acts on the liver.
compound
  • Japanese: 臓 (んž, kanz ni kiku)
adjective (no (compar) or (superl))
  1. Of or relating to the liver.
  2. Acting on or occurring in the liver.
  3. (colour) of a deep brownish-red color like that of liver.
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hepatica Tweet Definition of hepatica Like Definition of hepatica on Facebook
noun
  1. a genus of herbaceous perennial plants belonging to the buttercup family, Ranunculaceae
Herb Tweet Definition of Herb Like Definition of Herb on Facebook
proper noun
  1. A short form of the male given name Herbert.
hickory Tweet Definition of hickory Like Definition of hickory on Facebook
noun (hickor, ies)
  1. Any of various deciduous hardwood trees of the genus Carya or Annamocarya.
  2. (uncountable) The wood of this tree.
adjective
  1. Of or pertaining to the hickory tree or its wood.
hip Tweet Definition of hip Like Definition of hip on Facebook
noun
  1. (anatomy) The outward-projecting parts of the pelvis and top of the femur and the overlying tissue.
  2. The fruit of a rose.
adjective (hipper, hippest)
  1. (slang) aware
  2. (slang) trendy.
Holly Tweet Definition of Holly Like Definition of Holly on Facebook
proper noun
  1. A female given name, from the name of the tree.
holly oak Tweet Definition of holly oak Like Definition of holly oak on Facebook
noun
  1. holm oak
holm oak Tweet Definition of holm oak Like Definition of holm oak on Facebook
noun
  1. An evergreen tree, Quercus ilex, native to the Mediterranean region
honesty Tweet Definition of honesty Like Definition of honesty on Facebook
noun
  1. The act, quality, or condition of being honest; to be truthful
honeydew Tweet Definition of honeydew Like Definition of honeydew on Facebook
noun
  1. a sweet sticky substance deposited on leaves by insects.
  2. a sweet sticky substance produced by the leaves of some plants.
  3. (colour) a light bluish green colour, like that of a honeydew melon.
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    1. a melon with sweet green flesh, with a smooth greenish-white exterior.
adjective
  1. (colour) of a light bluish green colour, like that of a honeydew melon.
honeysuckle Tweet Definition of honeysuckle Like Definition of honeysuckle on Facebook
noun
  1. Any of the many species of arching shrubs and climbing vines of the genus Lonicera in the Caprifoliaceae family, many with sweet smelling, bell shaped flowers.
hop Tweet Definition of hop Like Definition of hop on Facebook
noun
  1. a short jump, a short journey
  2. the plant (w:Hop (plant), Humulus lupulus) from whose flowers, beer or ale is brewed
  3. (plural) the w:Hops, flowers of the plant, dried & used to brew beer etc.
  4. a dance
  5. a narcotic drug, usually opium
horehound Tweet Definition of horehound Like Definition of horehound on Facebook
noun
  1. A herb, Marrubium vulgare, of the mint family. Traditionally used to make a powerful cough remedy.
hornbeam Tweet Definition of hornbeam Like Definition of hornbeam on Facebook
noun
  1. A tree of the genus Carpinus (Carpinus Americana), having a smooth gray bark and a ridged trunk, the wood being white and very hard. It is common along the banks of streams in the United States, and is also called ironwood. The English hornbeam is Carpinus betulus. The American is called also blue beech and water beech.
  2. The wood of this tree.
hornwort Tweet Definition of hornwort Like Definition of hornwort on Facebook
noun
  1. A bryophyte with a leafless thallus characterized by a dominant gametophyte stage of the life cycle and a sporophyte stage shaped like a horn.
horseradish Tweet Definition of horseradish Like Definition of horseradish on Facebook
noun
  1. A plant of the mustard family, Armoracia rusticana.
  2. A pungent condiment made from the root of the plant.
horsetail Tweet Definition of horsetail Like Definition of horsetail on Facebook
noun
  1. Any of various simple vascular plants, of the family Equisetaceae, that have hollow stems and produce spores.
houseleek Tweet Definition of houseleek Like Definition of houseleek on Facebook
noun
  1. Any of several succulent plants, of the genus Sempervivum, having a rosette of fleshy leaves
huckleberry Tweet Definition of huckleberry Like Definition of huckleberry on Facebook
noun (huckleberries)
  1. A small round fruit of a dark blue color. The fruit is somewhat smaller than the blueberry which it resembles in look and taste. The fruit grows in small clumps on a bush that typically ranges in height between three and ten feet.
hydrangea Tweet Definition of hydrangea Like Definition of hydrangea on Facebook
noun
  1. Any of several shrubs, of the genus Hydrangea, having large clusters of white, pink or blue flowers

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