Award photo - AOC

Bulbophyllum rothschildianum

Author (O'Brien) J.J.Sm.

Species 10 awards

Found in 2 countries

View all 2354 species in Bulbophyllum

Growing conditions

Cool Temperature class

12°C Day/night drop

1,581mm Annual rainfall

Jan, Feb, Dec Dry rest

Temperature

24°N Northern Hemisphere

Day high Night low Range across populations

Rainfall

1,581mm/year

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

Jan 19° 14–23 5° 1–8 15mm

Feb 22° 16–26 6° 3–9 21mm

Mar 25° 19–29 9° 6–11 32mm

Apr 27° 22–31 13° 9–15 56mm

May 26° 23–30 16° 12–18 175mm

Jun 28° 27–29 18° 15–20 207mm

Jul 28° 26–30 18° 16–20 312mm

Aug 29° 26–30 18° 16–20 311mm

Sep 26° 25–28 17° 14–19 224mm

Oct 24° 21–26 15° 11–17 148mm

Nov 21° 17–24 11° 6–13 60mm

Dec 19° 14–22 7° 2–9 24mm

Bloom Season

Based on 9 recorded blooms.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

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Awards

AM / OCNZ 2023 'Leroy'

83.57 points

View on OCNZ website ↗

Photo: Cooper D

ACE / AOC 2021 'Mary Helen'

86.00 points Exhibited by Furniss P. NSW 1 May 2021 Convened Judging

Measurements

Flower size 90 × 25 mm Petals 110 × 42 mm Dorsal sepal 20 × 12 mm Lateral sepals 78 × 10 mm Lip 8.4 × 4.4 mm

205 inflorescences 1,256 flowers 219 buds

205 inflorescences of 280mm with 1256 flowers and 219 buds (7 relevant); petals and sepals yellow orange 18C overlaid with spots or stripes of greyed purple 183B; labellum Greyed purple 186C

View on AOC website ↗

Photo: Bromley G

AM / AOC 2019 'Janette'

80.00 points Exhibited by Chapman W. NSW 28 April 2019 NSW state judging meeting

Measurements

Flower size 111 × 24 mm Petals 8.5 × 4.5 mm Dorsal sepal 11 × 6 mm Lateral sepals 95 × 24.5 mm Lip 10 × 4.5 mm

22 inflorescences 143 flowers 11 buds

22 inflorescences of 210mm with 143 flowers and 11 buds (7 relevant); petals and sepals white NN155 with stripes, spotting or tesselations of purple 187B; labellum greyed/purple 187A

View on AOC website ↗

Photo: Bromley G

ACM / AOC 2019 'Janette'

80.50 points Exhibited by Chapman W. NSW 28 April 2019 NSW state judging meeting

Measurements

Flower size 111 × 24 mm Petals 8.5 × 4.5 mm Dorsal sepal 11 × 6 mm Lateral sepals 95 × 24.5 mm Lip 10 × 4.5 mm

22 inflorescences 143 flowers 11 buds

22 inflorescences of 210mm with 143 flowers and 11 buds (7 relevant); petals and sepals white NN155 with stripes, spotting or tesselations of purple 187B; labellum greyed/purple 187A

View on AOC website ↗

Photo: Australian Orchid Council

ACM / AOC 2019 'Sampson'

80.00 points Exhibited by Garrett G. VIC 10 May 2019 Dandenong OS meet

Measurements

Flower size 85 × 20 mm Lip 10 × 5 mm

27 inflorescences 95 flowers 40 buds

27 inflorescences of 185mm with 95 flowers and 40 buds (7 relevant);petals and sepals Yellow/green 151D striped and spotted Red purple 61A; labellum Red/purple 59A

View on AOC website ↗

Photo: Slack S

ACM / AOC 2017 'Marie Ann'

82.00 points Exhibited by Simpson M. NSW 3 May 2017 Central Coast and Lakes Show

Measurements

Flower size 125 × 26 mm Petals 16 × 0.5 mm Dorsal sepal 15 × 23 mm Lateral sepals 13 × 95 mm Lip 0.5 × 11 mm

47 inflorescences 320 flowers 9 buds

47 inflorescences of 150mm with 320 flowers + 9 buds (7 relevant); petals and sepals White 155D overlaid with spotting and stripes of greyed purple 183B; labellum Purple 187A

View on AOC website ↗

Photo: Slack S

AM / AOC 2017 'Marie Ann'

80.00 points Exhibited by Simpson M. NSW 3 May 2017 Central Coast and Lakes Show

Measurements

Flower size 125 × 26 mm Petals 16 × 0.5 mm Dorsal sepal 15 × 23 mm Lateral sepals 13 × 95 mm Lip 0.5 × 11 mm

47 inflorescences 320 flowers 9 buds

47 inflorescences of 150mm with 320 flowers + 9 buds (7 relevant); petals and sepals White 155D overlaid with spotting and stripes of greyed purple 183B; labellum Purple 187A

View on AOC website ↗

Photo: Australian Orchid Council

ACM / AOC 2016 'Mary Helen'

80.50 points Exhibited by Furniss P. NSW 28 April 2016 Special Judging FNCNSW

Measurements

Flower size 121 × 24 mm Petals 0.5 × 15 mm Dorsal sepal 22 × 14 mm Lateral sepals 93 × 12 mm Lip 12 × 0.5 mm

75 inflorescences 495 flowers 30 buds

75 inflorescences of 280mm with 495 flowers + 30 buds (9 relevant); petals Base colour yellow orange group 19D with spotting of greyed purple group 185C; dorsal sepal Base colour yellow orange group 19D with striping along length of dorsal sepal in brown group 200A; ventral sepal Base colour yellow orange group 19D with spotting of greyed purple group 185C along the length of the lateral sepal; labellum Brown group 200A

View on AOC website ↗

Photo: Australian Orchid Council

ACM / AOC 2013 'John'

82.00 points Exhibited by Green J. & K. QLD 3 May 2013

Measurements

Flower size 120 × 126 mm Petals 15 × 5 mm Dorsal sepal 22 × 14 mm Lateral sepals 96 × 10 mm Lip 15 × 8 mm

3 inflorescences 720 flowers

Segments greyed yellow 160C, striped greyed purple 183B. Labellum greyed purple 187A. One hundred & twenty three inflorescences, total 720 flowers. Stems 230mm.

View on AOC website ↗

Photo: Australian Orchid Council

HCC / AOC 1999 'Wild Fire'

78.50 points Exhibited by Williams W. QLD 19 April 1999

Measurements

Flower size 155 × 28 mm Petals 13 × 4 mm Dorsal sepal 19 × 12 mm Lateral sepals 142 × 15 mm Lip 9 × 7 mm

88 flowers 5 buds

Petals & lateral sepals yellow 8A overlaid red-purple 64B, appendages red-purple 71A. Dorsal yellow 8A striped red-purple 64B, appendages red-purple 71A. Labellum red-purple 71A. Seventeen inflorescences; total 88 flowers/ 5 buds ( 6 flowers on infl. judged) Stem 250mm.

View on AOC website ↗

Award Comparison

Measurement	ACE/AOC 2021 'Mary Helen'	AM/AOC 2019 'Janette'	ACM/AOC 2019 'Janette'	ACM/AOC 2019 'Sampson'	ACM/AOC 2017 'Marie Ann'	AM/AOC 2017 'Marie Ann'	ACM/AOC 2016 'Mary Helen'	ACM/AOC 2013 'John'	HCC/AOC 1999 'Wild Fire'
Flower size	90 × 25 mm	111 × 24 mm	111 × 24 mm	85 × 20 mm	125 × 26 mm	125 × 26 mm	121 × 24 mm	120 × 126 mm	155 × 28 mm
Petals	110 × 42 mm	8.5 × 4.5 mm	8.5 × 4.5 mm	-	16 × 0.5 mm	16 × 0.5 mm	0.5 × 15 mm	15 × 5 mm	13 × 4 mm
Dorsal sepal	20 × 12 mm	11 × 6 mm	11 × 6 mm	-	15 × 23 mm	15 × 23 mm	22 × 14 mm	22 × 14 mm	19 × 12 mm
Lateral sepals	78 × 10 mm	95 × 24.5 mm	95 × 24.5 mm	-	13 × 95 mm	13 × 95 mm	93 × 12 mm	96 × 10 mm	142 × 15 mm
Lip	8.4 × 4.4 mm	10 × 4.5 mm	10 × 4.5 mm	10 × 5 mm	0.5 × 11 mm	0.5 × 11 mm	12 × 0.5 mm	15 × 8 mm	9 × 7 mm
Flower count	1,256	143	143	95	320	320	495	720	88
Inflorescences	205	22	22	27	47	47	75	3	-