School of Life Sciences, The Chinese University of Hong Kong
Celtis sinensis Pers.
朴樹
Family
- Ulmaceae 榆科
Height/Length 植株高度/長度
- Height 高度
< 10 m
Stem image(s)
Leaf image(s)
Leaves (general)
Stipule
- Modification 托葉特化
Not applicable 不適用
Petioles
- Modification 葉柄特化
Not applicable 不適用
Leaf blades
Leaf dimension 葉片尺寸
- Length 長度
5 - 10 cm
- Width 闊度
2.5 - 5 cm
Petiole length 葉柄長度
- Length 長度
5 - 10 mm
Stipule dimension 托葉尺寸
- Length 長度
3 - 5 mm
- Width 闊度
No literature record 未有文獻記載
Number of lateral vein on leaf blade 葉片側脈數
- Number 數目
2 - 3 pairs 對
Compound Leaves
- Not applicable 不適用
Flowers (general)
- Perianth type 花被類型
No literature record 未有文獻記載
Inflorescence dimension 花序尺寸
- Length 長度
No literature record 未有文獻記載
- Diameter 直徑
No literature record 未有文獻記載
Peduncle/Scape Length 總花梗/花葶長度
- Length 長度
No literature record 未有文獻記載
Pedicel length 花梗長度
- Length 長度
No literature record 未有文獻記載
Bracts
- Bract 苞片
- Not applicable 不適用
- Bracteole 小苞片
- Not applicable 不適用
- Involucral bract 總苞片
- Not applicable 不適用
Calyx
- Not applicable 不適用
Corollae
- Not applicable 不適用
Number of perianth lobe/tepal 花被裂片/花被片數
- Number 數目
4
Perianth lobe/Tepal dimension 花被裂片/花被片尺寸
- Length 長度
No literature record 未有文獻記載
- Width 闊度
No literature record 未有文獻記載
Perianth tube length 花被管長度
- Not applicable 不適用
Androecia
- Anther 花藥
No literature record 未有文獻記載
No literature record 未有文獻記載
No literature record 未有文獻記載
- Connective 藥隔
No literature record 未有文獻記載
No literature record 未有文獻記載
Number of stamen 雄蕊數
- Number 數目
4
Number of stamenoid 不育雄蕊數
- Number 數目
No literature record 未有文獻記載
Filament length 花絲長度
- Length 長度
No literature record 未有文獻記載
Number of carpel 心皮數
- Number 數目
1
Number of style 花柱數
- Number 數目
2
Style length 花柱長度
- Length 長度
No literature record 未有文獻記載
Fruit image(s)
Fruit dimension 果實尺寸
- Length 長度
No literature record 未有文獻記載
- Diameter 直徑
5 - 7 mm
Supplementary information
Deciduous tree. Young shoots pubescent, glabrescent when old. Male cymes at lower part of annual branchlets. Female flowers: axillary at upper branchlets; stamens 4, opposite to sepals; filaments hairy at base; ovary ovate, grown on densely white tomentose torus; style reflexed. Fruit stalk equal or slightly longer than petioles. Links to database for literature reviews :
Reviewer(s)
-- Software system developed by
T.H. WongAcknowledgement
Wu Jieh Yee Charitable Foundation Native Plant Resources and Database in Hong KongReferences
- Flora of Hong Kong: Agriculture, Fisheries and Conservation Department, Government of the Hong Kong Special Administrative Region
- Flora of Shenzhen: China Forestry Publishing House
- Flora Republicae Popularis Sinicae (中國植物志): Science Press, Beijing
- 香港植物誌(中文版): 漁農自然護理署, 香港特別行政區政府
Acknowledgement 鳴謝:
Wu Jieh Yee Charitable Foundation Native Plant Resources and Database in Hong Kong
伍絜宜慈善基金香港原生植物資源及教材庫
