Thursday 13 March 2014

Module 4 - Week 2

Latin Name: Rohdea  japonica
Common Name: Japanese sacred lily
Family: Asparagaceae
Origin: China, Japan
Tree/Shrub/Herb: Evergreen perennial
Form: Basal mound
Habit: Fountain-like
Leaves: Lanceolate, pointed apex, entire margin
Flowers: Pale yellow, spike, producing red berries  
Cultural Requirements: Thrives best in shady conditions with moist soil, will tolerate some sun
Landscape Uses: Low evergreen material
Notes: This plant spreads rhizomatously

Latin Name: Prunus mume
Common Name: Japanese apricot
Family: Rosaceae
Origin: China
Tree/Shrub/Herb: Deciduous shrub
Form: Single trunked arborescent shrub
Habit: Vaselike
Leaves: Oval, pointed apex, 4-8cm long
Flowers: 5 sperate petals, 5 sepals, superior ovary, pink to white colour  
Cultural Requirements: Moist, well drained, acidic soil in full sun to partial shade
Landscape Uses: Early spring interest
Notes: Represents the new year in China

Latin Name: Anemone blanda
Common Name: windflower
Family: Ranunculaceae
Origin: SE Europe, Asia minor
Tree/Shrub/Herb: Herbaceous perennial
Form: Low groundcover
Habit: Spreading
Leaves: Trifoliate leaves, deeply lobed, hairy
Flowers: Many thin purple petals, yellow interior, radially symmetric  
Cultural Requirements: Average, moist, well-drained soil in full sun to partial shade
Landscape Uses: Early spring interest
Notes: Thrive well in woodland conditions

Latin Name: Polypodium glycyrrhiza 
Common Name: licorice fern
Family: Polypodiaceae
Origin: Western North America
Tree/Shrub/Herb: Epiphytic fern
Form: Flattened
Habit: Sprawling
Leaves: Alternate, pointed pinnae with 2 lines of yellow circular sori on underside  
Cultural Requirements: Moist soils, shady woodland conditions
Landscape Uses: Wet shade or epiphyte
Notes: Rhizome tastes like licorice

Latin Name: Mitella ovalis
Common Name: oval-leaved mitrewort
Family: Saxifragaceae
Origin: Western North America
Tree/Shrub/Herb: Evergreen herbaceous perennial
Form: Low groundcover
Habit: Spreading
Leaves: Round, lightly lobed, toothed
Flowers: 5 greenish-yellow lobed petals  
Cultural Requirements: Moist woodland conditions
Landscape Uses: Groundcover
Notes: Flowers in May/June

Latin Name: Juncus effusus 'Spiralis' (AKA 'Unicorn')
Common Name: spiral rush
Family: Juncaceae
Origin: Garden origin
Tree/Shrub/Herb: Perennial "grass"
Form: Low spiraling foliage
Habit: Clump forming
Leaves: Twisted leaf stalks which are round  
Cultural Requirements: Wet soil, full sun to shade
Landscape Uses: Curiosity, grassy texture

Latin Name: Petasites frigidus var. palmatus 
Common Name: coltsfoot
Family: Asteraceae
Origin: Northern hemisphere
Tree/Shrub/Herb: Herbaceous perennial
Form: Low leaves with erect flowering stalks
Habit: Spreading
Leaves: Deeply palmately lobed, basal
Flowers: Umbelate head of white florets w/involucre of bracts on flower stalks  
Cultural Requirements: Wet, shady woodland conditions
Landscape Uses: Groundcover
Notes: This plant is native and has medicinal value

Latin Name: Oemleria cerasiformis
Common Name: indian plum
Family: Rosaceae
Origin: Western North America
Tree/Shrub/Herb: Deciduous shrub
Form: Round, densely branched
Habit: Multi stemmed from base, thicket forming
Leaves: Lanceolate, 5-12cm long
Flowers: Racemes of pendulous white florets emerging with foliage  
Cultural Requirements: Moist, partially shaded woodland conditions
Landscape Uses: Native plant interest, early spring interest
Notes: This is the only plant in this genus. It is dioecious.


Latin Name: Rhododendron lutescens
Common Name: yellow flowering rhododendron
Family: Ericaceae
Origin: China
Tree/Shrub/Herb: Evergreen shrub
Form: Rounded
Habit: Arching branches
Leaves: Large, lanceolate with long drip tips
Flowers: Pale yellow with darker yellow colouring towards centre  
Cultural Requirements: Partial shade, moist, organic, well drained soil
Landscape Uses: Good in medium to large sized spaces in woodland conditions   
Notes: Bark is light brown and relatively smooth

Latin Name: Rhododendron sutchuenense
Common Name: Sichuan rhododendron
Family: Ericaceae
Origin: China
Tree/Shrub/Herb: Evergreen shrub
Form: Tall, dense, arbourescent
Habit: Stems reaching to sunlight
Leaves: Large, oblanceolate, hairy mid-rib
Flowers: Broad stigma, pink to white fused petals, dark purple colouring inside 
Cultural Requirements: Partial shade, moist, organic, well drained soil
Landscape Uses: Good in large sized spaces in woodland conditions 
 
Latin Name: Rhododendron Cornubia Group
Common Name: cornubia rhododendron
Family: Ericaceae
Origin: China
Tree/Shrub/Herb: Evergreen shrub
Form: Tall, dense, arbourescent
Habit: Stems reaching to sunlight 
Leaves: Large, lanceolate, glossy
Flowers: Red petals with lighter filaments and black anthers  
Cultural Requirements: Partial shade, moist, organic, well drained soil
Landscape Uses: Good in large sized spaces in woodland conditions 
Notes: Flowers reliably every year

Latin Name: Narcissus ‘Jetfire’
Common Name: Jetfire daffodil
Family: Amaryllidaceae
Origin: Garden origin
Tree/Shrub/Herb: Herbaceous perennial
Form: Upright with drooping head
Habit: Clump forming
Leaves: Linear, dark green, basal
Flowers: Yellow sepals with an orange corona
Cultural Requirements: Full sun, moist, well drained, moderately rich soil
Landscape Uses: Early spring colour

Latin Name: Arabis caucasica
Common Name: rockcress
Family: Brassicaceae
Origin: Caucaus Mountains
Tree/Shrub/Herb: Evergreen sub-shrub
Form: Low leaves with slightly raised inflorensence
Habit: Clump forming
Leaves: Lobed leaves, entire margin, covered in fine white hairs
Flowers: 4 white petals (2 smaller, 2 larger), yellow stamens  
Cultural Requirements: Well drained soil, lean soil, full sun to partial shade
Landscape Uses: Early spring interest
Notes: Stems have a somewhat woody base with red new growth

Latin Name: Camellia lutchuensis
Common Name: lutchuensis camellia
Family: Theaceae
Origin: Taiwan
Tree/Shrub/Herb: Evergreen shrub
Form: Rounded
Habit: Dense
Leaves: Ovate, serrated margin
Flowers: Small white flowers with yellow anthers, solitary, 5 petals
Stem/Bark: Light brown bark and hairy new shoots
Cultural Requirements: Moist, acidic, well drain soil in partial shade
Landscape Uses: Large shrub of interest for early spring
Notes: Very distinct red/white coloured alternate buds are a good ID feature


Latin Name: Corylopsis spicata
Common Name: spike winterhazel
Family: Hamamelidaceae
Origin: Japan
Tree/Shrub/Herb: Deciduous shrub
Form: Broad, reaching, wide, open
Habit: Climbing diagonally through trees for support
Leaves: Leaves much like typical Corylus
Flowers: Spikes of yellow flowers ~10cm long, red/black anthers  
Stem/Bark: Smooth light brown bark, zig-zag branching pattern
Cultural Requirements: Acidic, organic, moist, well drained soil in full sun to partial shade
Landscape Uses: Early spring colour for large spaces
Notes: Flowers last a long time and appear before leaves

Latin Name: Chionodoxa luciliae
Common Name: Lucile's glory of the snow
Family: Asparagaceae
Origin: Western turkey
Tree/Shrub/Herb: Herbaceous perennial
Form: Low, arching
Habit: Clump forming
Leaves: 2 leaves from each bulb, lanceolate, boat shaped tip, parallel veination
Flowers: 6 purple petals, yellow stamens 
Stem/Bark: Red flower stalks
Cultural Requirements: Average, medium, well drained soil in full sun to partial shade
Landscape Uses: Bulb planting for early spring colour
Notes: Flowers in early spring then goes into dormancy

Latin Name: Crocus vernus
Common Name: spring crocus
Family: Iridaceae
Origin: Eastern Europe, western Russia
Tree/Shrub/Herb: Herbaceous perennial
Form: Low, erect
Habit: Clump forming
Leaves: Linear, white line through middle of leaf
Flowers: Larger than C. chrysanthus, showy orange stigma  
Cultural Requirements: Moist, well drained soil, full sun to partial shade
Landscape Uses: Early spring bulb interest
Notes: Don't naturalize in lawns as well as C. chrysanthus

Latin Name: Corylopsis pauciflora
Common Name: buttercup winterhazel
Family: Hamamelidaceae
Origin: Japan, Taiwan
Tree/Shrub/Herb: Deciduous shrub
Form: Broad, round
Habit: Densely branched
Leaves: Leaves much like typical Corylus
Flowers: Fewer flowers on each infloresence than C. spicata, yellow petals with deep yellow anthers 
Cultural Requirements: Acidic, organic, moist, well drained soil in full sun to partial shade
Landscape Uses: Early spring colour for large spaces
Notes: Fragrant

Latin Name: Narcissus ‘Ice Follies’
Common Name: Ice Follies daffodil
Family: Amaryllidaceae
Origin: Garden origin
Tree/Shrub/Herb: Herbaceous perennial
Form: Upright with drooping head
Habit: Clump forming
Leaves: Linear, dark green, basal
Flowers: Pale yellow sepals with a deeper yellow corona
Cultural Requirements: Full sun, moist, well drained, moderately rich soil
Landscape Uses: Early spring colour

Latin Name: Viola odorata
Common Name: sweet violet
Family: Violaceae
Origin: Europe and Asia
Tree/Shrub/Herb: Herbaceous perennial
Form: Low groundcover
Habit: Spreading
Leaves: Chordate shape, serrated margin
Flowers: 5 dark purple petals  
Cultural Requirements: Moist, acidic, well drain soil in full sun to partial shade
Landscape Uses: Bedding plant or naturalized in lawns
Notes: Spreads rhizomatously

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