Lakeshore bulrush Schoenoplectus lacustris, copyright Bernd Haynold.

Belongs within: Fuireneae.

Schoenoplectus is a genus of sedges with thick, woody rhizomes, with the inflorescence apparently lateral as a result of the bract appearing as a continuation of the stem, hypogynous bristles present, and nuts more than two millimetres long (Healy & Edgar 1980).

|--+--S. californicusSB19 [=Scirpus californicusH93]
| `--S. litoralisSB19
`--+--S. lacustris (Linnaeus) Palla 1888SB19, ME70 [=Scirpus lacustris Linnaeus 1753HE80; incl. Sci. meyeniiB78]
| |--S. l. ssp. lacustrisME70
| `--‘Scirpus’ l. ssp. creberME70
| |--S. l. ssp. c. var. creberME70 [=S. validus var. creberV72]
| `--S. l. ssp. c. var. luxurians (Miq.) Koyama 1963ME70
`--+--S. tabernaemontaniSB19
`--S. triqueterSB19

Schoenoplectus incertae sedis:
S. americanus (Pers.) Volkart in Schinz & Keller 1905ME70 (see below for synonymy)
S. laevisLK14
S. lateriflorusLK14 [=S. supinus ssp. lateriflorusPP07]
S. mucronatusLK14 [=Scirpus mucronatusH93]
S. praelongatusLK14
‘Scirpus’ pungens Vahl 1806HE80 [incl. S. americanus var. longispicatusH93, S. americanus var. monophyllusH93]
|--S. p. var. pungensB78
|--S. p. var. longisetisB78
`--S. p. var. nanusB78
S. royleiPP07
S. subulatusPH10

Schoenoplectus americanus (Pers.) Volkart in Schinz & Keller 1905ME70 [=Scirpus americanus Pers. 1805ME70; incl. Scirpus novae-zelandiae Col. 1886ME70, S. pollichiiB78, S. triqueterC06]

*Type species of generic name indicated


[B78] Bentham, G. 1878. Flora Australiensis: A description of the plants of the Australian Territory vol. 7. Roxburghiaceae to Filices. L. Reeve & Co.: London.

[C06] Cheeseman, T. F. 1906. Manual of the New Zealand Flora. John Mackay, Government Printer: Wellington.

[HE80] Healy, A. J., & E. Edgar. 1980. Flora of New Zealand vol. 3. Adventive cyperaceous, petalous and spathaceous monocotyledons. P. D. Hasselberg, Government Printer: Wellington (New Zealand).

[H93] Hickman, J. C. (ed.) 1993. The Jepson Manual: Higher Plants of California. University of California Press: Berkeley (California).

[LK14] Lyons, M. N., G. J. Keighery, L. A. Gibson & T. Handasyde. 2014. Flora and vegetation communities of selected islands off the Kimberley coast of Western Australia. Records of the Western Australian Museum Supplement 81: 205–244.

[ME70] Moore, L. B., & E. Edgar. 1970. Flora of New Zealand vol. 2. Indigenous Tracheophyta: Monocotyledones except Gramineae. A. R. Shearer, Government Printer: Wellington (New Zealand).

[PP07] Pandey, R. P., & P. M. Padhye. 2007. Studies on phytodiversity of Arid Machia Safari Park-Kailana in Jodhpur (Rajasthan). Bulletin of the Botanical Survey of India 49: 15–78.

[PH10] Pinder, A. M., S. A. Halse, R. J. Shiel & J. M. McRae. 2010. An arid zone awash with diversity: patterns in the distribution of aquatic invertebrates in the Pilbara region of Western Australia. Records of the Western Australian Museum Supplement 78 (1): 205–246.

[SB19] Semmouri, I., K. Bauters, É. Léveillé-Bourret, J. R. Starr, P. Goetghebeur & I. Larridon. 2019. Phylogeny and systematics of Cyperaceae, the evolution and importance of embryo morphology. Botanical Review 85: 1–39.

[V72] Voss, E. G. 1972. Michigan Flora. Part I. Gymnosperms and Monocots. Cranbrook Institute of Science and University of Michigan Herbarium.

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