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A CPIE Notebook Project – Keys to Aquatic Biota of Hawai‘i Page P8


Key to Family Nymphaeaceae
modified from Staples & Herbst (2005)
water lily growing in Kawa Stream


Figure P8A.  Water lilly (NYMPHAEACEAE: Nymphaea sp.)
in Kawa Stream, Kane`ohe.
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84a (76) Leaves orbicular (round) and peltate (petiole connecting in from leaf edge) [88]
84b Leaves orbicular and not peltate, having a deep basal indentation (Fig. 2). { Ponds, streams. Water lily [85]
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85a (84) Water-lily with purplish-red flowers that open at night. Night-blooming or red water-lily
Nymphaea rubra Roxb.
85b Water-lily with usually bluish or pink (but could be purple to more whitish) flowers that open in the daytime [86]
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86a (85) Leaf margin toothed; flower is usually pink (or blue, mauve, or white) and has over 100 stamens. Cape blue water-lily
Nymphaea capensis Thunb.
86b Leaf margin entire (not toothed); Flower usually bluish (or purple, pink, or whitish) with fewer than 100 stamens [87]
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87a (86) Flower sepals (below petals) dark green with purple lines, petals pale blue, stamens 50 to 75; Leaves dotted purple on underside { Large water-lily; Egyptian lotus, blue water-lily
Nymphaea caerulea Savigny
87b Flower sepals green, petals pale blue to whitish, stamens 40 to 55; Leaves blotched with brown and producing new plants (plantlets) at junction with petiole { Ornamental in tubs; Dwarf blue water-lily
Nymphaea X daubenyana Daubeny
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88a (84) Leaves very large (to 2 m diameter) with a raised rim; spiny and reddish underneath. { Decorative ponds. Royal water lily
Victoria amazonica (Poepp.) Klotzsch
88b Leaves large (under 1 m diameter), whitish underneath, lacking a raised rim, but petioles prickly; many held above water surface. { Decorative ponds. Lotus
Nelumbo nucifera Gaertn.

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VASCULAR PLANTS (P8)

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