藍雪花 Plumbago

多年生亞灌木

莖細長

株高 100~150 公分

低矮的幼株 10 公分即能開花

枝條伸長後呈半蔓性

易下垂

單葉全緣

倒披針形或長橢圓形

互生

具短柄

葉端鈍

漸尖略凹

葉基漸狹

中肋明顯

花於枝端呈穗狀花序

花萼筒狀

外面有腺體

5 稜

花冠高碟狀

淺藍或白色

筒部細長

口部開展

5 裂

雄蕊 5 枚

子房一室

夏及冬季開花

膜質蒴果

內藏種子

 

Blue Snowflake Plumbago

perennial subshrub

Stem slender

Plant height 100~150 cm

Young plants as low as 10 cm can bloom

The branches become semi-vining after elongation.

Easy to sag

single leaf entire margin

Oblanceolate or oblong

Mutual growth

with short handle

Leaf tips are blunt

Acuminate and slightly concave

Leaf base attenuates

The middle rib is obvious

Flowers in spikes at the ends of branches

Calyx tubular

There are glands outside

5 edges

Corolla high saucer-shaped

light blue or white

The tube is slender

oral development

5 cracks

5 stamens

One room in the ovary

Blooms in summer and winter

membranous capsule

Contains seeds