Scientific Name:
Acer palmatum
'Tsuma Beni'
Pronunciation:
AY-sur pal-MAY-tum
Common Name:
red nail maple
Family Name:
Sapindaceae
Plant Type:
Tree - deciduous
Key ID Features:
Leaves oppoisite, palmate venation, obovate-orbicular, most 6-10cm wide with 7 broad green lobes with acuminate red-tips, base truncate-cordate. Winter ID: buds, ovoid, have light brown hairs on a papery sheath that extends halfway up.
Habit:
Upright
Form:
Vase
Texture:
Medium
Mature Height:
2 - 3m
Mature Spread:
3 - 4m
Growth Rate:
Slow
Origin:
Garden origin
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun
Soil/Growing Medium:
Well-drained
Landscape Uses:
Fall interest, Small garden/space, Specimen plant, Summer interest
Additional Info:
Leaf Morphology:
Form:
Simple, Lobed
Arrangement:
Opposite
Texture/Venation:
Soft flexible, Palmate venation
Surfaces:
Glabrous
Colour in Summer:
Green, Red
Colour in Fall:
Yellow, Orange
Shapes:
Obovate, Orbicular
Apices:
Acuminate
Bases:
Hastate, Truncate
Margins:
Serrate
Additional Info:
Spectacular fall colour
Inflorescence Type:
Cyme, Corymb-like
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Not showy, Yellow, Red
Flower Time at Peak:
Apr
Fruit Type:
Samara, Schizocarp
Fruit Colour:
Pink, Red
Fruiting Time:
Jul, Aug
Additional Info:
Not showy, Schizocarps split into samara-like mericarps after dispersal
Bark or Stem Colour:
Grey
Leaf Bud Type:
Ovoid
Leaf Scar Shape:
Crescent shaped
Organ Modifications:
Fibrous-like roots
Maintenance:
Low
Course(s):
- not used (off campus)
Location(s):
- (NCA) Not Currently Available : (HPZ - died in 2022)