slovo | definícia |
hieracium (wn) | Hieracium
n 1: large genus of perennial hairy herbs of Europe to western
Asia to northwestern Africa and North America; few are
ornamental; often considered congeneric with Pilosella
[syn: Hieracium, genus Hieracium] |
| podobné slovo | definícia |
Hieracium Pilosella (gcide) | Mouse-ear \Mouse"-ear`\, n. (Bot.)
(a) The forget-me-not (Myosotis palustris) and other
species of the same genus.
(b) A European species of hawkweed ({Hieracium
Pilosella}).
[1913 Webster]
Mouse-ear chickweed, a name of two common species of
chickweed (Cerastium vulgarium, and {Cerastium
viscosum}).
Mouse-ear cress, a low cruciferous herb ({Sisymbrium
Thaliana}). All these are low herbs with soft, oval, or
obovate leaves, whence the name.
[1913 Webster] |
Hieracium venosum (gcide) | Rattlesnake \Rat"tle*snake`\ (r[a^]t"t'l*sn[=a]k`), n. (Zool.)
Any one of several species of venomous American snakes
belonging to the genera Crotalus and Caudisona, or
Sistrurus; sometimes also called rattler. They have a
series of horny interlocking joints at the end of the tail
which make a sharp rattling sound when shaken. The common
rattlesnake of the Northern United States ({Crotalus
horridus}), and the diamondback rattlesnake (also called
diamondback rattler, and diamondback) of the South and
East (Crotalus adamanteus) and West (Crotalus atrox), are
the best known. See Illust. of Fang.
[1913 Webster +PJC]
Ground rattlesnake (Zool.), a small rattlesnake ({Caudisona
miliaria} or Sistrurus miliaria) of the Southern United
States, having a small rattle. It has nine large scales on
its head.
Rattlesnake fern (Bot.), a common American fern
(Botrychium Virginianum) having a triangular decompound
frond and a long-stalked panicle of spore cases rising
from the middle of the frond.
Rattlesnake grass (Bot.), a handsome American grass
(Glyceria Canadensis) with an ample panicle of rather
large ovate spikelets, each one composed of imbricated
parts and slightly resembling the rattle of the
rattlesnake. Sometimes called quaking grass.
Rattlesnake plantain (Bot.), See under Plantain.
Rattlesnake root (Bot.), a name given to certain American
species of the composite genus Prenanthes ({Prenanthes
alba} and Prenanthes serpentaria), formerly asserted to
cure the bite of the rattlesnake. Called also {lion's
foot}, gall of the earth, and white lettuce.
Rattlesnake's master (Bot.)
(a) A species of Agave (Agave Virginica) growing in the
Southern United States.
(b) An umbelliferous plant (Eryngium yuccaefolium) with
large bristly-fringed linear leaves.
(c) A composite plant, the blazing star ({Liatris
squarrosa}).
Rattlesnake weed (Bot.), a plant of the composite genus
Hieracium (Hieracium venosum); -- probably so named
from its spotted leaves. See also Snakeroot.
[1913 Webster] |
genus hieracium (wn) | genus Hieracium
n 1: large genus of perennial hairy herbs of Europe to western
Asia to northwestern Africa and North America; few are
ornamental; often considered congeneric with Pilosella
[syn: Hieracium, genus Hieracium] |
hieracium (wn) | Hieracium
n 1: large genus of perennial hairy herbs of Europe to western
Asia to northwestern Africa and North America; few are
ornamental; often considered congeneric with Pilosella
[syn: Hieracium, genus Hieracium] |
hieracium aurantiacum (wn) | Hieracium aurantiacum
n 1: European hawkweed having flower heads with bright orange-
red rays; a troublesome weed especially as naturalized in
northeastern North America; sometimes placed in genus
Hieracium [syn: orange hawkweed, Pilosella aurantiaca,
Hieracium aurantiacum] |
hieracium pilocella (wn) | Hieracium pilocella
n 1: European hawkweed having soft hairy leaves; sometimes
placed in genus Hieracium [syn: mouse-ear hawkweed,
Pilosella officinarum, Hieracium pilocella] |
hieracium praealtum (wn) | Hieracium praealtum
n 1: European hawkweed introduced into northeastern United
States; locally troublesome weeds [syn: king devil,
yellow hawkweed, Hieracium praealtum] |
hieracium venosum (wn) | Hieracium venosum
n 1: a hawkweed with a rosette of purple-veined basal leaves;
Canada to northern Georgia and Kentucky [syn: {rattlesnake
weed}, Hieracium venosum] |
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