Ottelia

Persoon

Syn. Pl. 1: 400. 1805

Etymology: Malay am ottelambel, apparently from otta, to stick to, in reference to thin leaves that stick to body, and am bel, nymphaea
Treatment appears in FNA Volume 22.

Plants annual or perennial, of fresh waters. Rhizomes and stolons absent [present]. Erect stems rooted in substrate, unbranched, short. Leaves basal, submersed [floating], petiolate; blade lanceolate to reniform [linear], base cuneate to cordate, apex rounded to acute; midvein without rows of lacunae along sides, blade uniform in color throughout; abaxial surface without prickles or aerenchyma, smooth; intravaginal squamules entire. Inflorescences scapose, long-pedunculate; spathes winged or ribbed. Flowers bisexual [unisexual, staminate and pistillate on different plants], sessile [staminate pedicellate], floating or occasionally opening under water; petals white to pink or light violet, often yellow at base; filaments distinct; pollen in monads; ovary 1-locular; styles 3–9, not 2-fid. Fruits oblong, ridged, dehiscing irregularly. Seeds fusiform, covered with hairs.

Distribution

Introduced; North America, South America, Asia, Africa, Australia.

Discussion

Species 21 (1 in flora).

Lower Taxa

... more about "Ottelia"
Robert R. Haynes +
Persoon +
North America +, South America +, Asia +, Africa +  and Australia. +
Malay am ottelambel, apparently from otta, to stick to, in reference to thin leaves that stick to body, and am bel, nymphaea +
cook1984a +, cook1984b +, holmes1978a +  and turner1980b +
Ottelia +
Hydrocharitaceae +