Carex nubigena

聚生穗序薹

Carex nubigena D. Don ex Tilloch & Taylor

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

Tilloch & Taylor, Phil. Mag. 62: 455. 1823.

台灣首次記錄發表文獻

Koyama, Kuoh & Leong, Flora of Taiwan, second edition 5: 223. 2000. (Fl. Taiwan 2nd edit., 台灣植物誌第二版)

異名

Carex pseudo-arenicola Hayata

Hayata, Icones Plantarum Formosanarum 6: 118. fig. 36. f-j. 1916. (Icon. Pl. Formos., 台灣植物圖譜)
Carex fallax Steudel var. pseudo-arenicola (Hayata) Ohwi

Ohwi, Memoirs of the College of Science, Kyoto Imperial University. Series B. Biology 11: 248. 1936. (Mem. Coll. Sci. Kyoto Imp. Univ., Ser. B, Biol.)
Carex nubigena D. Don ex Tilloch & Taylor ssp. pseudo-arenicola (Hayata) T. Koyama

Koyama, Flora of Taiwan 5: 367. pl. 1363. 2000. (Fl. Taiwan, 台灣植物誌)

各語言俗名

日

にいたかかわずすげ.

參考資料

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 slender, 7-60 cm tall, trigonous, smooth.
Leaves many, 1.5-2.2 mm wide, smoothish; basal sheaths brown. Inflorescence pyramid to oblong, 1.5-3 cm long.
Spikes many, sessile, 5-7 mm long, 4-6 mm wide, androgynous with a few staminate flowers and densely disposed 8 to 15 pistillate flowers. Bracts several, lowest leafy, 2-15 cm long, sheathless, other bracts scale-like.
Pistillate glumes ovate, 3 mm long, awnless, pale green and stained with brown. Utricles slightly surpassing glume, 4-4.25 mm long, erect to erect-patent, ovate, plano-convex, lower part pale brown, several-nerved, obtuse at base, upper part brownish green to green, upper margins narrowly winged and serrulate, beak flattened, weakly incurved, minutely bidentate. Achenes loosely contained, ovate, biconvex, 1.5 mm long; stigmas 2.

分布

台灣 : in wet grassy place, 2,200-3,200 m.
世界 : Sri Lanka, India, the Himalaya, China, Japan and southeastern Asia.

引證標本

ILAN: Chialo Lake, Leong 1214. HSINCHU: Tapachienshan, Kuoh 14436. TAICHUNG: Tahsueshan, Kuoh 10552. NANTOU: Patungkuan, Kuoh 14490. CHIAYI: Shangtungpu. Chen 11294. KAOHSIUNG: Tienchi, Kuoh 12036. TAITUNG: Sanchashan, Chen 15062. HUALIEN: Tafanchi, Chen 16441.