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The flowers are borne singly in leaf axils, calyx lobes lance-shaped, 20–35 mm (0.79–1.38 in) long with a dense covering of rusty-coloured star shaped, short, matted hairs. The flower corolla 5–7 cm (2.0–2.8 in) long, pale pink, white or yellow with a dark red centre. The fruit is 20 mm (0.79 in) long and covered with straw-coloured ...
spear-shaped: hastatus: whole leaf: See hastate. subobtuse: subobtusus: leaf tip or base: Somewhat blunted; neither blunt nor sharp subulate: subulatus: leaf tip: Awl-shaped with a tapering point terete: 3-D shape: Cylindrical with a circular or distorted circular cross-section and a single surface wrapping around it with no grooves or ridges.
Hibiscus syriacus is a hardy deciduous shrub. It is upright and vase-shaped, reaching 2–4 m (7–13 feet) in height, bearing large trumpet-shaped flowers with prominent yellow-tipped white stamens. [12] The flowers are often pink in color, but can also be dark pink (almost purple), light pink or white.
A floral diagram is a schematic cross-section through a young flower. [1] It may be also defined as “projection of the flower perpendicular to its axis”. [ 3 ] It usually shows the number of floral parts, [ Note 2 ] their sizes, relative positions and fusion.
The flowers are large, conspicuous [citation needed], trumpet-shaped, with five or more petals, colour from white to pink, red, blue, orange, peach, [7] yellow or purple, [8] and from 4–18 cm broad. Pollen grain Hibiscus flower. Flower colour in certain species, such as H. mutabilis and H. tiliaceus, changes with age. [9]
Diagram of flower parts. In botany, floral morphology is the study of the diversity of forms and structures presented by the flower, which, by definition, is a branch of limited growth that bears the modified leaves responsible for reproduction and protection of the gametes, called floral pieces.
Hibiscus schizopetalus is a shrub growing to 3 metres (9.8 ft) tall. The red or pink flowers are very distinctive in their frilly, finely divided petals. [2] [3] Flowers with finely dissected petal have a range of colours, the most common being the red form (Keena et al., 2002; Ng, 2006). Leaves resemble those of H. rosa-sinensis.
The following species in the flowering plant genus Hibiscus were accepted by Plants of the World Online as of September 2024. [1] There have been multiple ancient polyploidization events in this genus.