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Taiwan Gramineae | Family List | Poaceae | Eragrostis

Eragrostis bulbillifera Steud., Syn. Pl. Glum. 1: 267. 1854. Osada, Illust. Grass. Jap. 482. 1993.

珠芽畫眉草

Eragrostis cumingii auct. non Steud.: Hsu, Fl. Taiwan 5: 481. 1978; Koyama, Grass. Jap. Neighb. Reg. 255. 1987.

Culm erect. Blade linear, glabrous, about 5 cm long by 3 mm wide; ligule about 0.3 mm long, fimbriate; sheath-mouth and blade base covered with long silky hairs. Inflorescence an open panicle, about 16 cm long. Spikelets up to 11-flowered, about 5.5 mm long; glumes chartaceous, deltoid, inconspicuously nerved; the lower 2/3 as long as the upper, the upper about 1.5 mm long, easily falling off when mature; lemma chartaceous, deciduous, slightly longer than the upper glume, broadly ovate, acute, 3-nerved, lateral nerves nearly parallel; palea chartaceous, oblanceolate, strongly 2-keeled, scabrous along the keels, persistent.

TAIPEI: Fulung, Hsu 893. TAOYUAN: Nankan, Simozawa 915. MIAOLI: Senghsin, Hsu 1352; MIAOLI: Kungkua.n, Yamamoto & Suzuki 577*. TAICHUNG: Tatushan, Lin s. n. Apr. 6, 1970. CHANGHUA: Pakuashan, Kuoh 1609. NANTOU: Puli, Hsu 4604; Sun Moon Lake, Hsu 12447. YUNLIN: Mailiao, Suzuki 6609. TAINAN: Tainan, Hsu 6456. PINGTUNG Shuitiliao, Hsu 13226. TAITUNG: Mala.n, Hsu 996; Botel Tobago, Sata 1080, Hsu 9370.

Distributed in India, Burma, Malaysia, the Philippines, China and extending to Australia.

midrib 中肋: (sm)small:with one vascular bundle

leaf surface 表面: (nod)nodules on both surfaces

sclerenchyma 厚壁組織: (boscl)(bostr)on both sides of veins as
strand or girder

chlorenchyma 葉綠組織: (radia)cells radiate and lesser than
bundle sheath cell in width

bundle sheath 維管束鞘: (dko)two bundle sheaths the outer one
with conspicuous chloroplast

buliform cells well developed 泡狀細胞發達: mainly appear in adaxial side

no small vein under buliform cells泡狀細胞下無小脈: (bcfan)bulliform cell with colorless cells
extend beneath it

chlorenchyma cell number between two adjacent veins: 2

chloroplast form in bundle sheath 束鞘細胞內之葉綠體型式: (out)large amount and in centrifugal site

mestome sheath 內束鞘細胞: (Xyms+)metaxylem pole adjacent with
mestome sheath

distance between two adjancent vein 脈間距: 125 micrometer

length/weidth ratio of bundle sheath in LS 束鞘細胞縱面長寬比: 1


 

Related Objects Image Gallery 
  • leaf cs section (cs kuoh)
  • Image/JPEG
  • Image/GIF (Eragrostis cumingii)
  • Image/GIF

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