Types of Flowers: Complete Classification Guide with Pictures & Meanings

Flowers are the reproductive heart of angiosperms—nature's way of "bringing something sweet and tender into this world." Beyond beauty, they're modified shoots with determinate growth, consisting of four primary whorls: sepals (calyx), petals (corolla), stamens (androecium), and pistil (gynoecium).

Flower Classification Systems

By Symmetry

• Actinomorphic (radially symmetrical): Divisible along any vertical plane (e.g., lily, bindweed).
• Zygomorphic (bilateral/irregular): Single symmetry plane (e.g., salvia, snapdragon).

By Inflorescence (Flower Arrangement)

• Racemose: Indeterminate stalk; basal flowers mature first (e.g., epilobium).
• Cymose: Determinate stalk; terminal flower blooms first (e.g., gladiolus).

By Calyx (Sepals)

• Polysepalous: Free sepals (e.g., rose, magnolia).
• Gamosepalous: Fused sepals (e.g., hibiscus, periwinkle).

By Corolla (Petals)

• Polypetalous: Free petals (e.g., rose, camellia).
• Gamopetalous: Fused petals (e.g., bindweed, elderberry).

By Reproductive Whorls

• Perfect (bisexual): Both stamens and pistil present (e.g., lily, rose).
• Imperfect (unisexual): Only male or female parts (e.g., cucumber family).

By Floral Part Position (Receptacle)

• Hypogynous: Parts attached below ovary (e.g., tomato).
• Perigynous: Parts and ovary on same plane (e.g., peach blossom).
• Epigynous: Parts attached above ovary (e.g., apple blossom).

By Pollination Method

• Anemophilous: Wind-pollinated (grasses).
• Hydrophilous: Water-pollinated (vallisneria, seagrass).
• Entomophilous: Insect-pollinated (orchids).

A–Z Flower Gallery with Meanings

Click alphabet letters to navigate. Each entry shows common name, scientific name, and symbolic meaning.

A

Abutilon – Abutilon hybridum [Meditation]

Acacia (Rose, White) – Acacia sp. [Friendship, Elegance]

Acacia (Yellow) – Acacia sp. [Concealed love]

Z

Zephyranthes – Zephyranthes grandiflora [Expectation]

Zinnia (Magenta) – Zinnia elegans [Long-lasting affection]

Zinnia (Mixed) – Zinnia sp. [Thoughts of an absent friend]

Zinnia (Pink) – Zinnia sp. [Lasting affection]

Zinnia (Scarlet) – Zinnia sp. [Constancy]

Zinnia (White) – Zinnia sp. [Goodness]

Zinnia (Yellow) – Zinnia sp. [Remembrance]

Additional entries: Fig (Ficus carica) [Argument], Pyxie (Pyxidanthera brevifolia) [Life is sweet], Smilax (Smilax aspera) [Lovely, Constancy].

This comprehensive guide helps you understand flower biology, classification, and the language of flowers—so you can express feelings with the perfect bloom.