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Myriophyllum spicatum L. Search in The Plant ListSearch in IPNISearch in Australian Plant Name IndexSearch in NYBG Virtual HerbariumSearch in Muséum national d'Histoire naturelleSearch in Type Specimen Register of the U.S. National HerbariumSearch in Virtual Herbaria AustriaSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical GardenAfrican Plants, Senckenberg Photo GallerySearch in Flora do Brasil 2020Search in Reflora - Virtual HerbariumSearch in Living Collections Decrease font Increase font Restore font
 

Published In: Species Plantarum 2: 992. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Flower/Fruit: Fl. Per. May-July.
Type: Type: Described from Europe, Hb.Linn.1123/1 (LINN).
Distribution: Distribution: Found throughout Europe, Asia, N. & S. America, N. & S. Africa.
Comment/Acknowledgements: Found in fresh water lakes, rivers and canals in the Baluchistan, Baltistan and Kashmir areas from 1000-2500 m.
Illustration: Myriophyllum spicatum L. (Illustration)
Map Location: Baltistan: B-8 Skardu, Webster & Nasir 5751 (RAW); id. G. Webster & E. Nasir 6598 (RAW); Satpara lake, 29.5.65, Mohd. Mushtaq s.n. (RAW); Baluchistan: D-4 Harboi, R. R. Stewart 775 (RAW).

 

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Submerged perennial. Stems thick, 30-150 cm long, branched, glabrous, rhizome rooting. Leaves 10-25 mm long, pectinate, with 20-26 segments. Spikes terminal, 50-70 mm long, with flowers in whorls of 4 in the axils of bracts; the upper flowers male, the lower female. Bracts 1.5-3 mm long, the upper obovate, entire; the lower: pinnatifid or with a deeply cleft margin. Male flower : sepals 0.5-1 mm long, triangular, obtuse; petals 2 mm long, oblong, cucullate, reddish. Stamens 8, filaments short; anthers 1-1.5 mm long. Female flower: calyx c. 1.5 mm long; petals minute. Ovary c. 1.5 mm long, subglobose; styles short, stigmas plumose. Fruit 2 mm long, subglobose.
 
 
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