Doronicum grandiflorum
Encyclopedia
Doronicum grandiflorum is a species
of Doronicum
, a member of the aster family
.
D. grandiflorum is a perennial herb
growing 10-40 cm. (4-16 in.) tall and bearing numerous yellow flower heads
borne singly on hairy stalks. The large, ovate (egg-shaped) ground-leaves have toothed edges and are supported by long, narrow petiole
s. The flower stems also bear leaves spaced alternately along the lower half of the stem. These hug the stem and are ovate to lanceolate in shape. The leaves are heavily densely beset with both glandular and non-glandular hairs. The flower heads are 4-6 cm. (1.5-2.5 in.) wide and have both yellow ray
and disc flowers. Flowers appear from July through August.
, Pyrenees
and northern Balkans
.
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...
of Doronicum
Doronicum
Doronicum is a genus of the botanical family Asteraceae.-Selected species:*Doronicum altaicum*Doronicum atlanticum* Doronicum austriacum Jacq.*Doronicum briquetii* Doronicum cacaliifolium Boiss. & Heldr....
, a member of the aster family
Asteraceae
The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...
.
D. grandiflorum is a perennial herb
Herbaceous plant
A herbaceous plant is a plant that has leaves and stems that die down at the end of the growing season to the soil level. They have no persistent woody stem above ground...
growing 10-40 cm. (4-16 in.) tall and bearing numerous yellow flower heads
Head (botany)
The capitulum is considered the most derived form of inflorescence. Flower heads found outside Asteraceae show lesser degrees of specialization....
borne singly on hairy stalks. The large, ovate (egg-shaped) ground-leaves have toothed edges and are supported by long, narrow petiole
Petiole (botany)
In botany, the petiole is the stalk attaching the leaf blade to the stem. The petiole usually has the same internal structure as the stem. Outgrowths appearing on each side of the petiole are called stipules. Leaves lacking a petiole are called sessile, or clasping when they partly surround the...
s. The flower stems also bear leaves spaced alternately along the lower half of the stem. These hug the stem and are ovate to lanceolate in shape. The leaves are heavily densely beset with both glandular and non-glandular hairs. The flower heads are 4-6 cm. (1.5-2.5 in.) wide and have both yellow ray
Head (botany)
The capitulum is considered the most derived form of inflorescence. Flower heads found outside Asteraceae show lesser degrees of specialization....
and disc flowers. Flowers appear from July through August.
Distribution and habitat
This species is found growing in limestone rubble and gravel, such as that one eroding mountain slopes. It is native to mountainous regions between 1400 and 3400 m in altitude in the AlpsAlps
The Alps is one of the great mountain range systems of Europe, stretching from Austria and Slovenia in the east through Italy, Switzerland, Liechtenstein and Germany to France in the west....
, Pyrenees
Pyrenees
The Pyrenees is a range of mountains in southwest Europe that forms a natural border between France and Spain...
and northern Balkans
Balkans
The Balkans is a geopolitical and cultural region of southeastern Europe...
.