Agrostis infirma var. formosana

草山翦股穎

Agrostis infirma Büse var. formosana (Hack.) Veldkamp

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

Veldkamp, Blumea 41(2): 108. 1996.

台灣首次記錄發表文獻

同發表文獻

異名

Agrostis canina L. var. formosana Hack.

Hack., Bulletin de l'Herbier Boissier, sér. 2 4(6): 528. 1904. (Bull. Herb. Boissier, sér. 2)
Agrostis perennans auct. non Tuckerm.

Hayata, Icones Plantarum Formosanarum 7: 86. 1918. (Icon. Pl. Formos.)
Agrostis sozanensis Hayata

Hayata, Icones Plantarum Formosanarum 7: 85. 1918. (Icon. Pl. Formos.)
Agrostis transmorrisonensis Hayata

Hayata, Icones Plantarum Formosanarum 7: 84. 1918. (Icon. Pl. Formos.)
Agrostis rigidula Steud. var. formosana (Hack.) Veldkamp

Veldkamp, Blumea 28(1): 217. 1982.

各語言俗名

中

草山糠穗草.
英

Yangming bentgrass.
日

そうざんぬかぼ.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Perennials, branching intra-and /or extra-vaginally at base, rarely with a short rhizome or very short stolons. Culms erect or geniculate at base and rooting at decumbent nodes, to 85(-150) cm long.
Blades to 4.5-(-6.5) mm wide, smooth to scaberulous.
Panicle usually effuse, loosely spikeled, branches patent, scaberulous, lowermost longest, to 10 cm long. Spikelets 1.75-2.75(-3) mm long.
Lemma 1.5-1.85 mm long. Trichodium-net absent; callus hairs 0.1-0.2 m long; awn usually present, inserted at (o.37-)0.55-0.8th of lemma, 0.75-2.75(-3) mm long. Palea variable (0.15-)0.3-0.5 mm long, (0.11-)0.25-0.33(-0.43) times as long as lemma. Anthers 1-1.25(-1.5) mm long, 0.54-0.73(-0.8) times as long as lemma.

分布

世界 : southern China.

引證標本

ILAN: Taipingshan, Suzuki 252. TAIPEI: Yangmingshan, Hsu and Kao 139; Chinjuashih, DeVol 8271; Yinghotung, Hsu & Kuoh 10814. NANTOU: Songsuehlou, Chen 15354; Hohuanshan, Chen 15375. KAOHSIUNG: Cross highway 133K, Kuoh 12415; Tienchi, Kuoh 12517. TAITUNG: Hsianyan, Kuoh 11279.