Helianthus × laetiflorus
Encyclopedia
Helianthus × laetiflorus (hybrid sunflower) is a plant
in the daisy family, Asteraceae
.
with alternate, simple leaves
, on green stems. The flowers are yellow, borne in late summer.
Plant
Plants are living organisms belonging to the kingdom Plantae. Precise definitions of the kingdom vary, but as the term is used here, plants include familiar organisms such as trees, flowers, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The group is also called green plants or...
in the daisy family, Asteraceae
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...
.
Description
Helianthus × laetiflorus is a herbaceous plantHerbaceous 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...
with alternate, simple leaves
Leaf
A leaf is an organ of a vascular plant, as defined in botanical terms, and in particular in plant morphology. Foliage is a mass noun that refers to leaves as a feature of plants....
, on green stems. The flowers are yellow, borne in late summer.