Cyperus involucratus
風車草
naturalized
Cyperus involucratus Rottb.
名彙資訊
特徵描述
典藏標本
數位照片
分布位置
相關資訊
名彙資訊
學名發表文獻
Rottb., Descriptiones Plantarum Rariorum 22. 1772. (Descr. Pl. Rar.)
台灣首次記錄發表文獻
Chen, Weng & Wu, Taiwania 53(3): 313. 2008.
異名
-
Cyperus alternifolius L. var. flabelliformis (Bockeler) T. KoyamaKoyama, Quarterly journal of the Taiwan Museum 14: 177. 1961. (Quart. J. Taiwan Mus., 臺灣省博物館季刊)
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Cyperus alternifolius L. ssp. flabelliformis (Rottb.) Kük.
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Cyperus alternifolius L.Chen, The Invasive Alien Plant in Miaoli 290. 2006. (Invas. Al. Pl. Miaoli, 苗栗地區重要外來入侵植物圖鑑)
各語言俗名
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中輪傘草. 傘草. 車輪草. 傘葉莎草. 輪傘莎草.
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英Umbrella papyrus. Umbrella palm. Palm crown. Umbrella flat sedge. Umbrella plant.
-
日しゆろがやつり.
參考文獻
-
Chen, The Invasive Alien Plant in Miaoli 290. 2006. (Invas. Al. Pl. Miaoli, 苗栗地區重要外來入侵植物圖鑑)
-
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)
特徵描述
生活型
herb
形態特徵
- Tall perennial with short, woody rhizome.
- Culms subdensely tufted, 50-150 cm tall, obtusely trigonous to nearly terete below, scabrous below corymb, clothed at base with bladeless sheaths only; basal sheaths pale green, 10-20 cm long, obliquely truncate at orifice, lower ones cataphylloid, yellowish brown.
- Corymbs ample, subdense, 15-30 cm across, decompound; primary rays numerous slender, 7-10 cm long, each bearing 4-10 raylets 1-1.5 cm long; leafy bracts many, nearly equal in length, ca. twice as long as corymb, stiffish, flattish, 2-12 mm wide, sub-abruptly acute at apex. Spikelets clustered at apices of raylets, lanceolate-oblong to elliptic, flattened, 3-9 mm long, 1.7-3 mm wide, densely 6-30-flowered, light green; rachilla not winged.
- Glumes ovate, acute at apex, ca. 2 mm long, membranaceous, palegreen and variegated with rusty brown, 3- or 5-nerved, keel prominent. Achenes obovate-elliptic, trigonous, 1/3 to 1/4 as long as glume, maturing brown; style nearly; as long as achene; stigmas 3, elongated. Stamens 3.
分布
- 世界 : A native of Africa. Cultivated as an ornament, and escaped and established in grassy places.
引證標本
PINGTUNG: Oluanpi, Hsu 1360; Kenting, Kuoh 1018.
參考文獻
典藏標本
共有 9 份典藏標本
147020
許建昌 Chien-Chang Hsu, Kuoh, Wu, etc.
屏東 Pingtung
許建昌 Chien-Chang Hsu, Kuoh, Wu, etc.
屏東 Pingtung
146525
許建昌 Chien-Chang Hsu, Kuoh, Wu, etc.
屏東 Pingtung
許建昌 Chien-Chang Hsu, Kuoh, Wu, etc.
屏東 Pingtung
146526
許建昌 Chien-Chang Hsu, Kuoh, Wu, etc.
屏東 Pingtung
許建昌 Chien-Chang Hsu, Kuoh, Wu, etc.
屏東 Pingtung
147025
郭長生 Chang-Sheng Kuoh, 中島
屏東 Pingtung
郭長生 Chang-Sheng Kuoh, 中島
屏東 Pingtung
147026
郭長生 Chang-Sheng Kuoh, 中島
屏東 Pingtung
郭長生 Chang-Sheng Kuoh, 中島
屏東 Pingtung
024229
古娘淵 Kurum, Ko-j
古娘淵 Kurum, Ko-j
024228
古娘淵 Kurum, Ko-j
台北 Taipei
古娘淵 Kurum, Ko-j
台北 Taipei
219378
川上瀧彌 Taiya Kawakami, 島田彌市 Yaichi Shimada, 伊藤武夫 T.Ito
台北 Taipei
川上瀧彌 Taiya Kawakami, 島田彌市 Yaichi Shimada, 伊藤武夫 T.Ito
台北 Taipei
120053
松田英二 Matuda Eizi
屏東 Pingtung
松田英二 Matuda Eizi
屏東 Pingtung
數位照片
![](/photo/Cyperaceae/Cyperus-involucratus/s_e1nwiha2.jpg)