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| August 2008 at Nikko Botanical Garden |
August 2008 at Nikko Botanical Garden |
August 2008 at Nikko Botanical Garden |
| Family | Cyperaceae |
| Scientific name | Schoenoplectus triangulatus (Roxburgh) Soják |
| Synonyms | Schoenoplectus mucronatus (L.) Palla subsp. robustus (Miquel) T. Koyama; Scirpus mucronatus L. subsp. robustus (Miquel) T. Koyama; Scirpus mucronatus L. var. robustus Miquel; Scirpus preslii A. Dietrich; Scirpus triangulatus Roxburgh; Scirpus triangulatus Roxburgh var. brevibracteatus T. Koyama |
| Common name | (Japanese common name) kangare-i (カンガレイ, 寒枯藺 [meaning: winter dried stems rush]), ryukyu-kangare-i (リュウキュウカンガレイ, 琉球寒枯藺 [meaning: Okinawa kangare-i]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) China, Taiwan, Malaysia, India | |
| Habitat | Swamp |
| Chromosomal number | 2n=42 |
| Description | Culms 50-130cm tall. Flowers bracts 3-10mm long, 4-10 spikelets each 8-12mm long, 4-6mm wide, flowering in July to October. Fruits 2-2.5cm long. Perennial plants. |
| Reference | Stability and Variability of Chromosome Numbers in the Genus Schoenoplectus (Cyperaceae). I. S. gemmifer, S. mucronatus var. mucronatus and S. triangulatus |
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| August 2008 at Nikko Botanical Garden |
August 2008 at Nikko Botanical Garden |
August 2008 at Nikko Botanical Garden |
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| August 2008 at Nikko Botanical Garden |
