Stuckenia

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Stuckenia pectinata (L.) Börner (Afghanistan; Alabama; Alaska; Albania; Alberta; Aleutian Is.; Algeria; Altay; Amur; Angola; Arizona; Arkansas; Assam; Austria; Baleares; Baltic States; Bangladesh; Belarus; Belgium; Belize; Bolivia; Botswana; British Columbia; Bulgaria; Burundi; Buryatiya; California; Cape Provinces; Caprivi Strip; Central American Pac; Central European Rus; Chile Central; China North-Central; China South-Central; China Southeast; Chita; Colombia; Colorado; Connecticut; Corse; Cuba; Cyprus; Czechoslovakia; Denmark; East European Russia; Ecuador; Egypt; El Salvador; Eritrea; Ethiopia; Finland; Florida; France; Free State; Germany; Great Britain; Greece; Guatemala; Gulf States; Hainan; Haiti; Hawaii; Hungary; Idaho; Illinois; India; Indiana; Inner Mongolia; Iowa; Iran; Iraq; Ireland; Irkutsk; Italy; Japan; Kamchatka; Kansas; Kazakhstan; Kentucky; Kenya; Kirgizstan; Korea; Krasnoyarsk; Kriti; Krym; KwaZulu-Natal; Lebanon-Syria; Lesser Sunda Is.; Libya; Louisiana; Madagascar; Magadan; Maine; Malawi; Manchuria; Manitoba; Maryland; Masachusettes; Mauritania; Mauritius; Mexico Central; Mexico Gulf; Mexico Northeast; Mexico Northwest; Mexico Southeast; Mexico Southwest; Michigan; Minnesota; Missouri; Mongolia; Montana; Morocco; Mozambique; Myanmar; Namibia; Nansei-shoto; Nebraska; Nepal; Netherlands; Nevada; New Brunswick; New Caledonia; New Hampshire; New Jersey; New Mexico; New York; New Zealand North; New Zealand South; Newfoundland; North Carolina; North Caucasus; North Dakota; North European Russi; Northern Provinces; Northwest European R; Northwest Territorie; Norway; Nova Scotia; Ohio; Oklahoma; Oman; Ontario; Oregon; Pakistan; Palestine; Panam; Pennsylvania; Peru; Philippines; Poland; Portugal; Prince Edward I.; Qinghai; Qubec; Rhode I.; Romania; Runion; Rwanda; Sakhalin; Sardegna; Saskatchewan; Saudi Arabia; Sicilia; Sinai; Socotra; Solomon Is.; South Dakota; South European Russi; Spain; Sri Lanka; Sudan; Sulawesi; Sumatera; Sweden; Switzerland; Tadzhikistan; Taiwan; Tanzania; Tennessee; Texas; Tibet; Transcaucasus; Tunisia; Turkey; Turkey-in-Europe; Turkmenistan; Tuva; Uganda; Ukraine; Utah; Uzbekistan; Venezuela; Vermont; Virginia; Washington; West Himalaya; West Siberia; West Virginia; Wisconsin; Wyoming; Xinjiang; Yakutskiya; Yugoslavia; Yukon; Zambia; Zare; Zimbabwe as per Catalogue of Life) 

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Some species found in India with description & keys from Flora of China [Distribution other than China]:

Stuckenia filiformis (Persoon) Börner [Afghanistan, Bhutan, Kyrgyzstan, Mongolia, Nepal, Pakistan, Russia, Tajikistan, Uzbekistan; SW Asia, Europe, North and South America].

Stuckenia pectinata (Linnaeus) Börner  [Afghanistan, Bangladesh, India, Indonesia (Sumatra), Japan, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Myanmar, Nepal, Pakistan, Philippines, Russia, Sri Lanka, Tajikistan, Turkmenistan, Uzbekistan; Africa, SW Asia, Australia, Europe, North and South America, Pacific islands].

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Species with description & keysfrom Flora of Pakistan (Distribution):

Potamogeton alpinus Balbis (Temperate and arctic regions of Asia, Europe and N. America)

Potamogeton crispus Linn. (Europe, Asia, Africa and Australia)

Potamogeton filiformis Pers. (Temperate and arctic regions of Europe, Asia and N. America)- syn. of Stuckenia filiformis (Pers.) Börner

Potamogeton gramineus Linn. (Temperate and arctic regions of Europe, Asia and N. America)

Potamogeton lucens Linn. (Europe, N. Africa and temperate Asia)

Potamogeton natans Linn. (Temperate and arctic regions of Europe, Asia and N. America)

Potamogeton nodosus Poiret in Lam. (Warmer regions of Europe, N. and Cent. America, Africa and Asia)

Potamogeton octandrus Poir. in Lam. (widely distributed in tropical and N.E. South Africa, Madagascar, S.E. Asia and N.E. Australia)

Potamogeton pectinatus Linn. (A cosmopolitan species, common throughout the hills and plains of Pakistan)- syn. of Stuckenia pectinata (L.) Börner

Potamogeton perfoliatus Linn. (Europe, Asia, Africa, N. America and Australia)

Potamogeton pusillus Linn. (Europe, temperate Asia, Africa and N. America)

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Species with distribution in annotated checklist of Flowering plants of Nepal (Distribution):

Potamogeton crispus L. (600-2000 m; Europe, Africa, Asia and Australia)

Potamogeton filiformis Pers. (2000-4700 m; Temperate and arctic N. Hemisphere)- syn. of Stuckenia filiformis (Pers.) Börner

Potamogeton lucens L. (2950 m; Europe, N. Africa, Temperate Asia)

Potamogeton natans L. (3500-4400 m; Temperate and arctic N. Hemisphere)

Potamogeton nodosus Poir. (600-3000 m; Warm temperate and tropical regions of Europe, Africa, Asia and America)

Potamogeton octandrus Poir. (700-1000 m; Tropical Africa, Asia and Australia)

Potamogeton pectinatus L. (3000 m; Temperate and tropical regions of Europe, Africa, Asia, America and Australia)- syn. of Stuckenia pectinata (L.) Börner

Potamogeton pusillus L. (2100-3000 m; Europe, Afriea, temperate Asia, N. Ameriea)

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