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(Upload on February 3 2013) [ 日本語 | English ]

Engler's syllabus (エングラー体系)

Potamogetonaceae (ヒルムシロ科)

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Potamogetonaceae Potamogeton (ヒルムシロ) Zannichellia (イトクズモ) → Zannichelliaceae when established (APGIII) Ruppia (カワツルモ) ⇒ Ruppiaceae (APGIII)

Zostera (アマモ) ⇒ Zosteraceae (APGIII) • Records of aquatic plants in Ono Pond Myriophyllum spicatum L. (ホザキノフサモ) Potamogeton octandrus Poir. var. octandrus (ホソバミズヒキモ)

Potamogeton L. (ヒルムシロ) in Japan

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Ca. 11 species in Hokkaido All species are aquatic plants P. alpinus Balb. (ホソバヒルムシロ) P. berchtoldii Fieber (イトモ) P. compressus L. (エゾヤナギモ) P. crispus L. (エビモ) P. cristatus Regel et Maack (コバノヒルムシロ) P. distinctus A. Benn. (ヒルムシロ) P. fryeri A. Benn. (フトヒルムシロ) P. gramineus L. (エゾノヒルムシロ) P. lucens L. (ガシャモク, s.l.) ssp. sinicus (Migo) H. Hara var. teganumensis Makino (ガシャモク) P. maackianus A. Benn. (センニンモ)

P. natans L. (オヒルムシロ) P. nomotoensis Kadono et T. Nog. (ノモトヒルムシロ) P. obtusifolius Mert. et W. D .J. Koch (イヌイトモ) Potamogeton octandrus Poir. var. miduhikimo (Makino) H. Hara (ミズヒキモ) var. octandrus (ホソバミズヒキモ) P. oxyphyllus Miq. (ヤナギモ) P. pectinatus L. (リュウノヒゲモ) P. perfoliatus L. (ヒロハノエビモ) P. praelongus Wulfen (ナガバエビモ) P. otamogeton pusillus L. (ツツイトモ) P. wrightii Morong (ササバモ)

(Putative) hybrids: P. × anguillanus Koidz. (オオササエビモ); P. × apertus Miki (ツツヤナギモ); P. × biwaensis Miki (サンネンモ); P. × fauriei (A. Benn.) Miki (アイノコヤナギモ); P. × inbaensis Kadono (インバモ), var. pseudomalaianus Kadono (ヒロハノササバモ); P. × kamogawaensis Miki (カモガワモ); P. × kyushuensis Kadono et Wiegleb (アイノコセンニンモ); P. × leptocephalus Koidz. (ヒロハノセンニンモ); P. × malainoides Miki (アイノコヒルムシロ); P. × nitens Weber (ササエビモ); P. × orientalis Hagstr. (アイノコイトモ); P. × yamagataensis Kadono et Wiegleb (ヒメオヒルムシロ)

Potamogeton crispus in the Hokkaido University campus

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Ebimo (エビモ, 海老藻), curly-leaf pondweed Lifeform: aquatic perennial forb

Distribution: all the world except in South America Habitat: ponds ⇒ wetland (湿原)

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[1/2] in Ono Pond (大野池) on August 31 2012. (I should take this species again in late spring or early summer.)