名彙資訊
學名發表文獻
H. Lév., Repertorium specierum novarum regni vegetabilis 5: 239. 1908. (Rep. Sp. Nov. Regni Veg.)
台灣首次記錄發表文獻
Koyama, Flora of Taiwan 5: 348. 1978. (Fl. Taiwan, 台灣植物誌)
異名
-
Carex pachinensis Hayata
各語言俗名
-
日ぱちなすげ. ふさすげ. しらほすげ.
參考文獻
-
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
- Rhizome short, densely tufted. Culms 30-70 cm tall, 1-2 mm thick, smooth.
- Leaves many, basal or subbasal, longer than to shorter than culms, 3-6 mm wide; basal sheaths light brown.
- Spikes 5-12, borne at 3 to 5 nodes, spaced or upper ones close together; terminal spike staminate or gynaecandrous with a few pistillate flowers, linear, 2-6 cm long, ca. 2 mm wide, whitish brownish; lateral spikes pistillate or rarely bearing a few staminate flowers at base, single or upper ones 2 to 4-nate, subsessile to long peduncle, cylindrical to oblong, 2-6 cm long, 6-7 mm wide, subdensely many-flowered, pale. Bracts leafy, mostly overtopping inflorescence, lower ones long-sheathing.
- Pistillate glumes elliptic to oblong, 3.7-4 mm long, pale, contracted at apex, green costa forming a cusp or a awn ca. 1 mm long. Utricles suberect to erect-patent, ellipsoid to ovoid, 5.5-7 mm long, slightly swollen becoming obtusely trigonous, pale-greenish, slenderly several-nerved, puberulent on upper half, beak rather long, truncate or bidentate. Achenes loosely inclosed, obovate to oval, trigonous, 2-2.5 mm long, stipitate; style slender; stigmas 3, rather short.
分布
- 台灣 : grassy place near by seacoast from north; rare.
- 世界 : Japan, Korea and the Ryukyus.
引證標本
TAIPEI: Pachina, Faurie s. n. 1914. TAOYUAN: Faurie s. n. 1914.
參考文獻
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