Award photo - AOC

Dendrobium

Dendrobium polysema

Author Schltr.

Species 4 awards

Found in 3 countries

View all 1760 species in Dendrobium

Growing conditions

Warm Temperature class

178–1,466m Elevation

7°C Day/night drop

3,003mm Annual rainfall

Year-round Rainfall pattern

Temperature

8°S Southern Hemisphere

Day high Night low Range across populations

Rainfall

3,003mm/year

Jan 28° 26–30 21° 16–23 346mm

Feb 28° 26–30 21° 17–23 338mm

Mar 28° 26–29 21° 16–23 313mm

Apr 27° 25–29 21° 16–23 262mm

May 27° 25–29 20° 16–22 231mm

Jun 26° 24–28 19° 15–22 208mm

Jul 25° 24–28 19° 15–21 189mm

Aug 26° 24–28 19° 15–21 197mm

Sep 26° 25–28 19° 15–22 210mm

Oct 27° 25–29 19° 16–22 231mm

Nov 28° 26–29 20° 15–22 221mm

Dec 28° 26–30 20° 16–23 257mm

Bloom Season

Based on 559 Dendrobium awards. Showing genus-level data.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

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Awards

Photo: Bromley G

HCC / AOC 2015 'Twist in the Tail'

78.50 points Exhibited by Scott-Harden G. & C. NSW 27 July 2015 OSNSW July meeting

Measurements

Flower size 46 × 55 mm Petals 23 × 11 mm Dorsal sepal 26 × 13 mm Lateral sepals 31 × 12 mm Lip 25 × 25 mm

1 inflorescence 16 flowers

1 inflorescence of 320mm with 16 flowers; petals Base colour white group NN155A with spots of Greyed Purple 187G; sepals Base colour Grey Yellow 1C with spots on back Greyed Purple 187M; labellum Base colour Green-yellow 1C with spots greyed Purple 187 A

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 2003 'Tall Boy'

77.50 points Exhibited by Dobson L. & B. SA 17 September 2003 16th AOC Conference, Adelaide

Measurements

Flower size 52 × 46 mm Petals 20 × 8 mm Dorsal sepal 25 × 13 mm Lateral sepals 14 × 10 mm Lip 23 × 19 mm

9 inflorescences 144 flowers 11 buds

Petals yellow 11C, spotted red-purple 59A. Sepals yellow 11C, spotted on back red-purple 59A. Labellum white spotted red-purple (side-lobes); yellow-green 151B spotted red-purple 59A (mid-lobe). 9 inflorescences, total 144 flowers/ 11 buds (22 on main one). Stem 530mm.

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Photo: Australian Orchid Council

AM / AOC 2001 'Lorraine'

80.70 points Exhibited by Dobson L. & B. NSW 6 October 2001 SPECIES Show

Measurements

Flower size 43 × 57 mm Petals 30 × 10 mm Dorsal sepal 30 × 10 mm Lateral sepals 30 × 10 mm Lip 30 × 10 mm

2 inflorescences 18 flowers

Petals yellow 11D spotted grey-purple 187B. Sepals green 154D spotted grey-purple 187B. Labellum green 150C-D spotted grey-purple 187B. Two inflorescences; 23 & 18 flowers. Stem 300mm.

View on AOC website ↗

Photo: Australian Orchid Council

AM / AOC 1996 'Yvonne'

80.50 points Exhibited by Spence P. & A. SA 26 September 1996 3rd ANOS Conference & Show, Adelaide

Measurements

Flower size 45 × 44 mm Petals 28 × 10 mm Dorsal sepal 30 × 12 mm Lateral sepals 30 × 10 mm Lip 22 × 17 mm

Petals yellow 10D. Sepals yellow 8B. Segments spotted greyed purple 187B. Labellum yellow 5C spotted greyed purple 187B.

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Award Comparison

Measurement	HCC/AOC 2015 'Twist in the Tail'	HCC/AOC 2003 'Tall Boy'	AM/AOC 2001 'Lorraine'	AM/AOC 1996 'Yvonne'
Flower size	46 × 55 mm	52 × 46 mm	43 × 57 mm	45 × 44 mm
Petals	23 × 11 mm	20 × 8 mm	30 × 10 mm	28 × 10 mm
Dorsal sepal	26 × 13 mm	25 × 13 mm	30 × 10 mm	30 × 12 mm
Lateral sepals	31 × 12 mm	14 × 10 mm	30 × 10 mm	30 × 10 mm
Lip	25 × 25 mm	23 × 19 mm	30 × 10 mm	22 × 17 mm
Flower count	16	144	18	-
Inflorescences	1	9	2	-