Floral Formulas Floral Diagrams Key to Floral Formulas

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花式及花式圖 Floral Formulas & Floral Diagrams

花式及花式圖 Floral Formulas & Floral Diagrams

Key to Floral Formulas Ca (K) =花萼calyx: or whorl of sepals Co (C) =花冠

Key to Floral Formulas Ca (K) =花萼calyx: or whorl of sepals Co (C) =花冠 corolla; or whorl of petals Ca. Co (P) =花被 perianth; if sepals and petals are alike termed 'tepals'. A (S) =雄花器 Androecium; or whorl of stamens. G =雌花器 Gynoecium; or ovary bearing carpels.

Symbols for the parts of a flower: K = calyx C = corolla A

Symbols for the parts of a flower: K = calyx C = corolla A = androecium (* = a staminode, sterile stamen) G = gynoecium • a straight line below the G indicates a _ superior ovary, a straight line above the G indicates an inferior ovary, -G- indicates half inferior • & are used to designate male and female flowers

Tradescantia 鴨跖草 水竹草

Tradescantia 鴨跖草 水竹草

superior ovary G half inferior -G- inferior ovary G

superior ovary G half inferior -G- inferior ovary G

Penstemon 鐘鈴花

Penstemon 鐘鈴花

Liriodendron 鵝掌楸屬

Liriodendron 鵝掌楸屬

Crassula 肉葉草屬

Crassula 肉葉草屬

Geranium 天竺葵

Geranium 天竺葵

Asarum 細辛屬

Asarum 細辛屬

Citrullus 西瓜屬

Citrullus 西瓜屬

Lamium 寶蓋草

Lamium 寶蓋草

Oenothera 月見草

Oenothera 月見草

花式圖 floral diagram 以圖形符號將花的構造依相關位置排列於一 平面圖形 Sepal Petal Stamen Ca 3 Co 3 A 5

花式圖 floral diagram 以圖形符號將花的構造依相關位置排列於一 平面圖形 Sepal Petal Stamen Ca 3 Co 3 A 5 G○ 3 K 3 C 3 A 5 G(3) Pistil

Tulipa gesneriana (tulip) Ca 3 Co 3 A 3+3 G(3) P 3+3 A 3+3

Tulipa gesneriana (tulip) Ca 3 Co 3 A 3+3 G(3) P 3+3 A 3+3 G(3)

Papaver (Papaveraceae) 罌粟屬 K 2 C 2+2 A∞G(2)

Papaver (Papaveraceae) 罌粟屬 K 2 C 2+2 A∞G(2)

Silene (Caryophyllaceae) 蠅子草屬

Silene (Caryophyllaceae) 蠅子草屬

Oenothera月見草 (Onagraceae) K 4 C 4 A 8 G(4)

Oenothera月見草 (Onagraceae) K 4 C 4 A 8 G(4)

Euphorbia lathyris (Euphorbiaceae) 續隨子 大戟屬(大戟科)

Euphorbia lathyris (Euphorbiaceae) 續隨子 大戟屬(大戟科)

Poaceae 禾本科 (formerly Graminae) K 2~3 C 2~3 A 3~6 G 1

Poaceae 禾本科 (formerly Graminae) K 2~3 C 2~3 A 3~6 G 1

Lilium (Liliaceae)

Lilium (Liliaceae)

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