Wutthichayapartith Rasvara Nangkasamarinile

Rhynchostylis gigantea

Author (Lindl.) Ridl.

Species 24 awards

Found in 11 countries

View all 7 species in Rhynchostylis

Growing conditions

Intermediate Temperature class

5–1,474m Elevation

8°C Day/night drop

1,407mm Annual rainfall

Jan, Feb, Dec Dry rest

Temperature

19°N Northern Hemisphere

Day high Night low Range across populations

Rainfall

1,407mm/year

☼ Dry rest period: Jan, Feb, Dec - reduce watering during these months

Jan 22° 19–27 14° 11–17 17mm

Feb 23° 20–29 15° 13–18 23mm

Mar 26° 22–31 18° 16–21 35mm

Apr 29° 26–32 21° 20–23 74mm

May 31° 29–32 23° 21–24 165mm

Jun 31° 29–32 24° 22–25 181mm

Jul 32° 30–32 24° 22–25 191mm

Aug 31° 29–32 24° 21–24 226mm

Sep 30° 28–31 23° 21–24 241mm

Oct 28° 27–30 21° 19–22 166mm

Nov 25° 24–28 18° 15–20 66mm

Dec 23° 21–26 15° 11–17 24mm

Bloom Season

Based on 24 recorded blooms.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

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Awards

Photo: Girdlestone J.

AM / AOC 2022 'Robair'

80.80 points Exhibited by Rapkins L. QLD 1 September 2022 22nd AOC Conference

Measurements

Flower size 24 × 34 mm Petals 16 × 8 mm Dorsal sepal 20 × 12 mm Lateral sepals 20 × 16 mm Lip 20 × 14 mm

2 inflorescences 95 flowers 6 buds

2 inflorescences total flower count 95 flowers 6 buds relevant inflorescence length 325mm, All segments base colour white group 155D with spots and markings of Red/ purple group 74C

View on AOC website ↗

Photo: Trugian C.

AM / AOC 2022 'Lesley'

83.40 points Exhibited by Shield D. QLD 25 August 2022 Childers Annual Show

Measurements

Flower size 32 × 33 mm Petals 15 × 7 mm Dorsal sepal 17 × 15 mm Lateral sepals 15 × 12 mm Lip 14 × 10 mm

6 inflorescences 50 flowers 33 buds

Previously awarded 2018, this flowering bigger and higher flower count, 6 Inflorescences 200 flowers and 33 buds Total flower count, relevant Inflorescence length 330mm relevant flower count 50. All segments Red/Purple group 71A with a background colour of Red/Purple group 69A Labellum Red/Purple group 71A.

View on AOC website ↗

Photo: Trugian C.

ACM / AOC 2022 'Lesley'

82.25 points Exhibited by Shield D. QLD 25 August 2022 Childers Annual Show

Measurements

Flower size 32 × 33 mm Petals 15 × 7 mm Dorsal sepal 17 × 15 mm Lateral sepals 15 × 12 mm Lip 14 × 10 mm

6 inflorescences 50 flowers 33 buds

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 2018 'Lesley'

79.60 points Exhibited by Shield D. QLD 30 August 2018 Childers OS show

Measurements

Flower size 29 × 30 mm Petals 13 × 7 mm Dorsal sepal 10 × 7 mm Lateral sepals 13 × 12 mm Lip 13 × 11 mm

3 inflorescences 104 flowers

3 inflorescences of 360mm with 104 flowers (37 relevant); all segments Red/purple 69A blending to Red/purple 71A

View on AOC website ↗

Photo: Australian Orchid Council

AD / AOC 2016 'Baby Angels'

78.80 points Exhibited by Webster K & P QLD 16 August 2016 Redlands OS show

Measurements

Flower size 26 × 30 mm Petals 13 × 9 mm Dorsal sepal 14 × 12 mm Lateral sepals 18 × 12 mm Lip 13 × 12 mm

1 inflorescence 20 flowers 3 buds

1 inflorescence of 276mm with 20 flowers plus 3 buds; petals and sepals Orange/Red 32C (newer) 29B (older), inner areas 29D; labellum Orange/red 32C with some yellow/green 145D

View on AOC website ↗

Photo: Bromley G

HCC / AOC 2015 'Pierre'

79.20 points Exhibited by Duong P. NSW 28 September 2015 OSNSW September meeting

Measurements

Flower size 35 × 38 mm Petals 15 × 5.7 mm Dorsal sepal 17 × 14 mm Lateral sepals 19 × 13 mm Lip 20 × 13.3 mm

1 inflorescence 28 flowers

1 inflorescence of 180mm with 28 flowers; all segments White with a significant overlay of Red Purple 71A or spotting of this colour

View on AOC website ↗

Photo: Australian Orchid Council

AM / AOC 2014 'Allison'

82.50 points Exhibited by Wheeler M. & F. QLD 4 September 2014

Measurements

Flower size 30 × 34 mm Petals 15 × 11 mm Dorsal sepal 15 × 16 mm Lateral sepals 17 × 16 mm Lip 19 × 13 mm

3 inflorescences 115 flowers

3 inflorescences of 290mm with 115 flowers (45 relevant); segments Red/purple 69D blotchs red/purple 70 A & B; labellum Red/purple 72A

View on AOC website ↗

Photo: Australian Orchid Council

AM / AOC 2011 'Vas'

81.10 points Exhibited by Doukas B. NT 19 June 2011

Measurements

Flower size 27 × 32 mm Petals 14 × 8 mm Dorsal sepal 14 × 10 mm Lateral sepals 17 × 12 mm Lip 16 × 13 mm

2 inflorescences 39 flowers 7 buds

Segments white 155C, red 54C at tips. Labellum red 54D. Two inflorescences, 39 flowers/ 7 buds on main one; total 68 flowers/ 10 buds. Stems 338 & 302mm. Pts for AD=79.2

View on AOC website ↗

Photo: Australian Orchid Council

AD / AOC 2011 'Vas'

79.20 points Exhibited by Doukas B. NT 19 June 2011

Measurements

Flower size 27 × 32 mm Petals 14 × 8 mm Dorsal sepal 14 × 10 mm Lateral sepals 17 × 12 mm Lip 16 × 13 mm

2 inflorescences 39 flowers 7 buds

Segments white 155C, red 54C at tips. Labellum red 54D. Two inflorescences, 39 flowers/ 7 buds on main one; total 68 flowers/ 10 buds. Stems 338 & 302mm.

View on AOC website ↗

Photo: Australian Orchid Council

AD / AOC 2010 'Peach Blush'

77.20 points Exhibited by Maguire M. QLD 15 July 2010

Measurements

Flower size 27 × 33 mm Petals 17 × 7 mm Dorsal sepal 16 × 12 mm Lateral sepals 17 × 13 mm Lip 23 × 11 mm

1 inflorescence 32 flowers

Segments white 155C, blotched on tips red 37B. Labellum red 38C. One inflorescence, 32 flowers. Stem 270mm

View on AOC website ↗

Photo: Australian Orchid Council

AD / AOC 2000 'Peach'

79.00 points Exhibited by Nicoll B. QLD 24 August 2000

Measurements

Flower size 22 × 28 mm Petals 12 × 7 mm Dorsal sepal 14 × 10 mm Lateral sepals 14 × 10 mm Lip 11 × 12 mm

1 inflorescence 8 flowers

All segments red 38A with petals white 155B (base). One inflorescence; 8 flowers. Stem 80mm.

View on AOC website ↗

Photo: Australian Orchid Council

ACC / AOC 1999 'Nellie'

78.60 points Exhibited by Wheeler M. & F. QLD 15 July 1999

Measurements

Flower size 30 × 30 mm Petals 14 × 8 mm Dorsal sepal 16 × 12 mm Lateral sepals 16 × 12 mm Lip 17 × 11 mm

6 inflorescences 122 flowers

Segments white 155B spotted red-purple 77A. Labellum purple 77A. Six inflorescences; total 122 flowers. Stem 175mm.

View on AOC website ↗

Photo: Australian Orchid Council

AD / AOC 1998 'Peaches & Cream'

78.30 points Exhibited by Merritt R. QLD 28 July 1998

Measurements

Flower size 30 × 32 mm Petals 13 × 18 mm Dorsal sepal 15 × 12 mm Lateral sepals 17 × 12 mm Lip 23 × 12 mm

2 inflorescences 52 flowers 6 buds

Segments red 37C fading to green 145C at base. Labellum red 41D, spur & column green 138B, keel white 155A. Two inflorescences; 52 flowers/ 6 buds. First flowering.

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 1997 'Cody John'

76.20 points Exhibited by Henery C. NSW 12 September 1997

Measurements

Flower size 43 × 38 mm Petals 22 × 10 mm Dorsal sepal 24 × 13 mm Lateral sepals 22 × 15 mm Lip 16 × 11 mm

2 inflorescences 29 flowers

Segments white with red-purple 80B patches. Labellum purple 77A. Two inflorescences; 29 flowers each.

View on AOC website ↗

Photo: Australian Orchid Council

AM / AOC 1997 'Sure Crop'

80.00 points Exhibited by Kraschnefski K. & D. QLD 27 August 1997

Measurements

Flower size 38 × 42 mm Petals 19 × 15 mm Dorsal sepal 17 × 15 mm Lateral sepals 18 × 15 mm Lip 18 × 14 mm

2 inflorescences 48 flowers 3 buds

Segments white 155D splashed & spotted purple 78A. Labellum purple 78A. Two inflorescences; 48 flowers/ 3 buds & 34 flowers/ 5 buds.

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 1997 'Rainbow Spots'

78.00 points Exhibited by Marriner R. NT 2 August 1997

Measurements

Flower size 32 × 32 mm Petals 17 × 9 mm Dorsal sepal 16 × 12 mm Lateral sepals 16 × 13 mm Lip 17 × 12 mm

4 inflorescences 170 flowers 8 buds

Segments white 155C overlaid red-purple 72A. Four inflorescences; total 170 flowers (48/ 8 buds on one judged). Stem 280mm.

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 1996 'Nellie'

75.30 points Exhibited by Wheeler M. & F. QLD 26 July 1996

Measurements

Flower size 32 × 34 mm Petals 15 × 12 mm Dorsal sepal 14 × 15 mm Lateral sepals 16 × 13 mm Lip 13 × 11 mm

1 inflorescence 36 flowers 9 buds

Segments white 155D marked red-purple 72B. Labellum red-purple 72B. 1 inflorescence; 36 flowers/ 9 buds.

View on AOC website ↗

Photo: Australian Orchid Council

AD / AOC 1991 'Summerland'

80.40 points Exhibited by Wilson R. & A. NSW 9 August 1991

Measurements

Flower size 40 × 40 mm Petals 18 × 10 mm Dorsal sepal 20 × 15 mm Lateral sepals 19 × 15 mm Lip 19 × 15 mm

26 flowers 3 buds

White and red-purple 64B. Labellum red-purple 64A. Plant carried 26 flowers/ 3 buds.

View on AOC website ↗

Photo: Australian Orchid Council

AM / AOC 1991 'Summerland'

80.40 points Exhibited by Wilson R. & A. NSW 9 August 1991

Measurements

Flower size 40 × 40 mm Petals 18 × 10 mm Dorsal sepal 20 × 15 mm Lateral sepals 19 × 15 mm Lip 19 × 15 mm

26 flowers 3 buds

White and red-purple 64B. Labellum red-purple 64A. Plant carried 26 flowers/ 3 buds.

View on AOC website ↗

AM / AOC 1990 'Rocky'

80.60 points Exhibited by Topgood C. NT 6 August 1990

Measurements

Flower size 28 × 30 mm Petals 17 × 9 mm Dorsal sepal 16 × 13 mm Lateral sepals 16 × 11 mm Lip 16 × 10 mm

125 flowers 11 buds

Petals and sepals purple group 75D with petals splashed purple group 77A. Labellum purple group 77A. Beautifully grown plant, judged on second flowering. Plant carried 4 spikes with 125 flowers and 11 buds. Spike judged had 42 blooms on 40cm spike. Blooms of light mauve, heavily splashed with purple. Panel considered it to be exceptional for this species, with lame. well filled blooms AJ

View on AOC website ↗

AD / AOC 1988 'Marjorie'

79.60 points Exhibited by Waters S. QLD 8 September 1988

Measurements

Flower size 23 × 29 mm Petals 15 × 9 mm Dorsal sepal 18 × 15 mm Lateral sepals 20 × 13 mm Lip 18 × 13 mm

Sepals dark colour purple 77A. Petals white 155A. A seedling of the species imported, considered to be far superior to any clone seen to date. AJ

View on AOC website ↗

HCC / AOC 1988 'Marjorie'

79.60 points Exhibited by Waters S. QLD 8 September 1988

Measurements

Flower size 23 × 29 mm Petals 15 × 9 mm Dorsal sepal 18 × 15 mm Lateral sepals 20 × 13 mm Lip 18 × 13 mm

Sepals dark colour purple 77A. Petals white 155A. A seedling of the species imported, considered to be far superior to any clone seen to date. AJ

View on AOC website ↗

AD / AOC 1974 'Greendale'

0.00 points Exhibited by Peaty L.A. NSW 29 July 1974

40 flower all over colour red purple 74A

View on AOC website ↗

AD / AOC 1973 'Royal Glow'

0.00 points Exhibited by Ball B. NSW 11 September 1973

28 flowers deep red purple

View on AOC website ↗

Award Comparison

Measurement	AM/AOC 2022 'Robair'	AM/AOC 2022 'Lesley'	ACM/AOC 2022 'Lesley'	HCC/AOC 2018 'Lesley'	AD/AOC 2016 'Baby Angels'	HCC/AOC 2015 'Pierre'	AM/AOC 2014 'Allison'	AM/AOC 2011 'Vas'	AD/AOC 2011 'Vas'	AD/AOC 2010 'Peach Blush'	AD/AOC 2000 'Peach'	ACC/AOC 1999 'Nellie'	AD/AOC 1998 'Peaches & Cream'	HCC/AOC 1997 'Cody John'	AM/AOC 1997 'Sure Crop'	HCC/AOC 1997 'Rainbow Spots'	HCC/AOC 1996 'Nellie'	AD/AOC 1991 'Summerland'	AM/AOC 1991 'Summerland'	AM/AOC 1990 'Rocky'	AD/AOC 1988 'Marjorie'	HCC/AOC 1988 'Marjorie'	AD/AOC 1974 'Greendale'	AD/AOC 1973 'Royal Glow'
Flower size	24 × 34 mm	32 × 33 mm	32 × 33 mm	29 × 30 mm	26 × 30 mm	35 × 38 mm	30 × 34 mm	27 × 32 mm	27 × 32 mm	27 × 33 mm	22 × 28 mm	30 × 30 mm	30 × 32 mm	43 × 38 mm	38 × 42 mm	32 × 32 mm	32 × 34 mm	40 × 40 mm	40 × 40 mm	28 × 30 mm	23 × 29 mm	23 × 29 mm	0 × 0 mm	0 × 0 mm
Petals	16 × 8 mm	15 × 7 mm	15 × 7 mm	13 × 7 mm	13 × 9 mm	15 × 5.7 mm	15 × 11 mm	14 × 8 mm	14 × 8 mm	17 × 7 mm	12 × 7 mm	14 × 8 mm	13 × 18 mm	22 × 10 mm	19 × 15 mm	17 × 9 mm	15 × 12 mm	18 × 10 mm	18 × 10 mm	17 × 9 mm	15 × 9 mm	15 × 9 mm	-	-
Dorsal sepal	20 × 12 mm	17 × 15 mm	17 × 15 mm	10 × 7 mm	14 × 12 mm	17 × 14 mm	15 × 16 mm	14 × 10 mm	14 × 10 mm	16 × 12 mm	14 × 10 mm	16 × 12 mm	15 × 12 mm	24 × 13 mm	17 × 15 mm	16 × 12 mm	14 × 15 mm	20 × 15 mm	20 × 15 mm	16 × 13 mm	18 × 15 mm	18 × 15 mm	-	-
Lateral sepals	20 × 16 mm	15 × 12 mm	15 × 12 mm	13 × 12 mm	18 × 12 mm	19 × 13 mm	17 × 16 mm	17 × 12 mm	17 × 12 mm	17 × 13 mm	14 × 10 mm	16 × 12 mm	17 × 12 mm	22 × 15 mm	18 × 15 mm	16 × 13 mm	16 × 13 mm	19 × 15 mm	19 × 15 mm	16 × 11 mm	20 × 13 mm	20 × 13 mm	-	-
Lip	20 × 14 mm	14 × 10 mm	14 × 10 mm	13 × 11 mm	13 × 12 mm	20 × 13.3 mm	19 × 13 mm	16 × 13 mm	16 × 13 mm	23 × 11 mm	11 × 12 mm	17 × 11 mm	23 × 12 mm	16 × 11 mm	18 × 14 mm	17 × 12 mm	13 × 11 mm	19 × 15 mm	19 × 15 mm	16 × 10 mm	18 × 13 mm	18 × 13 mm	-	-
Flower count	95	50	50	104	20	28	115	39	39	32	8	122	52	29	48	170	36	26	26	125	-	-	40	28
Inflorescences	2	6	6	3	1	1	3	2	2	1	1	6	2	2	2	4	1	-	-	-	-	-	-	-