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Published In: Species Plantarum 2: 1015. 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.: March-December.
Type: Lectotype: Aubriet’s illustration of ‘Fluvialis vulgaris, latifolia in Valliant, Hist. Acad. Royale Sci. Annee 1719; 62, t. 1. f. 2. an Amsterdam, 1722 (fide Casper in Fedde Rep. 90: 225, 236, 1979).
Distribution: Distribution: Most of Europe, Asia, N. Africa, Australia, N. and S. America.
Illustration: Najas marina L. (Illustration)
Map Location: B-8 Kashmir: Dal lake, 5500 ft., August 17, 1917, R.R. Stewart 3346 (RAW, K); Kashmir: Dal lake, 5500 ft, July 1922, R.R. Stewart s.n. (K); Kashmir: Anchar lake, 5500 ft, R.R. Stewart 3370 (K); E-5 Jacobabad: Kandkot, Fish Nursery pond, Kamal A. Malik, Shaharyar H. Naqvi & M. Sharif 2001 (KUH); F-4 Larkana: Ditches along the road, S.M.H. Jafri 3941 (KUH); Larkana: c. 4 miles from Nao. Dero on way to Larkana, Saood Omer & Ritwan Yusuf 1980 (KUH); F-5 Nawab Shah: Near Sakrand on way to Sukkur, Saood Omer & Rizwan Yusuf 1954 (KUH); G-4 Karachi: Jamidar Ka Landa, in pools, Stocks 464 (K); Gulshan-e-lqbal, near NIPA round about, 10.12.1985, Abrar Hussain s.n. (KUH); Layari river, near Gulberg, common, 9.5.1968, Khadija Aziz s.n. (KUH); Khadeji fall, 9.5.1964, S.I. Ali s.n. (KUH); Khadeji falls: associated with Potamogeton, 2.11.1966, Khodija Aziz s.n. (KUH); Lyari river, associated with Ruppia maritime, 11.5.1968, Khadija Aziz s.n. (KUH).


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Stem up to 50-55 cm long, more than 1 mm broad, rather coarse; spiny, the lower internodes up to 10 cm long. Leaves oblong-linear, 1-3.5 x 2-6 mm, prominently spinose-dentate on the margins and the midrib on dorsal side. Sheath short, rounded, entire or with 1-3 inconspicuous spines. Flowers solitary. Male flowers enclosed in spathe, neck cylindrical, edge somewhat lobed; anther 4-thecous. Female flowers without spathe, style with 2-3 stigmas. Fruits ellipsoid, 23-5 x 1-4 mm. Seeds pale yellow-brownish. Areoles irregular in shape and size.
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