Scientific Name:
Rhodotypos scandens
Pronunciation:
roe-doe-TYE-pus SKAN-denz
Common Name:
black jetbead
Family Name:
Rosaceae
Plant Type:
Shrub - deciduous
Key ID Features:
Leaves opposite (very rare in the Rosaceae!), double serrated, heavily veined; flowers solitary, white to 3-4cm across; fruit an aggregate of (mostly) 3-5 black drupes that persist year-long.
Habit:
Dense, Spreading, Upright
Form:
Oval - horizontal
Texture:
Medium
Mature Height:
1.3 - 2.0m
Mature Spread:
2 - 3m
Growth Rate:
Moderate
Origin:
S.E. Asia / Japan / China
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Full sun, Part sun/part shade, Filtered shade
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Hedge row, Mixed shrub border, Spring interest, Winter interest, Woodland margin (Caution: poisonous parts)
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Opposite
Texture/Venation:
Leathery, Heavily veined, Pinnate venation
Surfaces:
Pubescent
Colour in Summer:
Green, Dark-green
Colour in Fall:
Yellow
Shapes:
Ovate
Apices:
Acuminate
Bases:
Obtuse
Margins:
Inflorescence Type:
Flowers solitary
Flower Morphology:
Flowers perfect
Number Of Petals:
4
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, White
Flower Scent:
None
Flower Time at Peak:
Apr, May, Jun
Fruit Type:
Aggregate fruit, Drupe
Fruit Colour:
Black
Fruiting Time:
Jul, Aug, Sep
Additional Info:
Showy, Persistent, poisonous
Bark Morphology:
Prominent lenticels
Bark or Stem Colour:
Red, Brown
Organ Modifications:
Stipule (leafy)
Maintenance:
Low
Pest Susceptibility:
(Pest resistant, Disease resistant)
Course(s):
- not used (on campus)
Location(s):
- (QRR) Quercus Robur Row planting : shoot removed June'15 but recovered