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WGI International Checklist of

Nymphaea (Waterlily) Cultivars


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1) Cultivar Name (Epithet):

Nymphaea ‘Yasuhiro’


2) Hardy or tropical: Tropical intersubgeneric                        3) Day or night bloomer: Day

4) Originator: Yasuhiro Satou                         5) Year of origin: 2005

            6) Address: Removed to protect privacy

                        Kobe, Japan


7) Nominant (Named by): Kobe Kacho-En

            8) Address (if different from above):


9) Introducer: Yasuhiro Satou

10) Address (if different from above):


11) Applicant: Yasuhiro Satou

12) Address (if different from above):


13) Phone:  14) Fax:  15) Email:  Removed to protect privacy


16) As far as you know, has this name been published in a dated publication together with a description?   Yes


17) If yes to 16, give details of the earliest publication (title, date, publisher, etc.):  WGI Registry 2007 Supplement


18) Has this cultivar been granted Patent or Plant Breeders' Rights, or is it being sold under a trade designation other than the name used here?   No


19) If yes to any of the above, please give details:


20) Has a Standard been deposited in a recognized herbarium?   No


21) If yes, please give details (where, when deposited, etc.):





Parentage: Seed (maternal) parent: N. gigantea blue form


Pollen (paternal) parent: N. ‘White Colorata


Please give following dimensions in centimeters.


Description ‑ Flower: Shape: Cup

Diameter: 12 cm.

            Sepal color, exterior: Green

            Sepal color, interior: Light to medium blue-purple

            Sepal number: 4

            Petal color: Medium blue-purple, lighter on later days

Petal number: 19


            Stamen: Filament color: Light yellow

            Anther color: Orange or orangey-maroon           

            Tip color: Orange or orangey-maroon

            Pedicel (flower stalk) color: Green

Pedicel pubescent (fuzzy)? No

Fragrant? Slight

Height above water: 20 cm.


Leaves: Shape: Ovate

            Margin: Dentate

            Length x width:  24 x 20 cm.

            Sinus: Closed, slightly overlapping

            Lobes: Pointed

 Color, top: Green

            Color, underside: Light purple

            Petiole (leaf stem) color: Green

            Petiole pubescent? No

            Viviparous? No

            Spread of plant (diameter): 220 cm.


What cultivar does this plant most closely resemble and how does it differ? N. ’William Phillips’, but without the red floral apex, and the stamens are orange or orangey-maroon depending on light and temperature. Petal color can also vary.


Unusual characteristics or comments: This is the second recorded hybrid between subgenus Anecphya and subgenus Brachyceras.




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