当前位置

: 档案网植物百科植物百科内容详情

西南马陆草,Eremochloa bimaculata Hack.

偷懒的猪猪 2021-11-28 22:56:33 1552

植物百科频道小编偷懒的猪猪给大家整理了西南马陆草,Eremochloa bimaculata Hack.的资料,包括西南马陆草,Eremochloa bimaculata Hack.的图片、简介、产地分布、品种种类及所属科、属、种植特点等与西南马陆草,Eremochloa bimaculata Hack.相关的详细档案信息介绍。

西南马陆草,Eremochloa bimaculata Hack.档案信息

西南马陆草Eremochloa bimaculata Hack.

科名:禾本科 Gramineae

属名:蜈蚣草属 Eremochloa

西南马陆草,Eremochloa bimaculata Hack.

《中国植物志》第10(2)卷273页
  3. 西南马陆草(拟)图版68:5
  Eremochloa bimaculata Hack. in DC. Monogr. Phan. 6: 265. 1889; Bor, Grass. Burma Ceyl. Ind. Pakist. 146. 1960.
  多年生草本。须根较粗壮。秆直立,较纤细,高40-60厘米,无毛。叶鞘多集生于秆基,互相跨生;叶舌短,截平,被纤毛;叶片线形,长可达10厘米,宽约3毫米,先端急尖,基部两侧被纤毛,中脉在下面凸起。总状花序单独顶生,长5-7厘米,宽约2毫米,微弓曲;无柄小穗覆瓦状排列于总状花序轴之一侧;第一颖厚纸质,卵状长圆形,每边约有10条1-1.5毫米不等长的刺,顶端钝,具短窄翅和突尖,略成3齿状,背面7-9脉,无毛;第二颖膜质,略成舟形,3脉,脊的下部有窄翅;第一小花雄性,花药长约2毫米;第二小花两性,花药长约3毫米;柱头黄褐色。有柄小穗退化,小穗柄披针形,长约3毫米,小穗极退化,仅存颖片,长约0.5毫米。花果期夏秋季。
  云南新记录,生于山坡草地。缅甸北部也有。模式标本采自缅甸南部。

《Flora of China》 Vol. 22 (2006)
Eremochloa bimaculata Hackel
西南马陆草  xi nan ma lu cao
Perennial, compactly tufted from a tough rootstock. Culms erect, slender, unbranched, 30–60 cm tall, glabrous. Leaves crowded at base of culm, overlapping; leaf sheaths keeled, glabrous except margins near blade; leaf blades flat or folded, 3–10 × 0.2–0.3 cm, glabrous except for basal margins, abruptly narrowed to subacute apex; ligule ca. 1 mm. Raceme gently curved, 3–6 cm; rachis internodes oblong-clavate, glabrous, 2.2–2.6 mm; nodes obviously hairy, hairs ca. 0.2 mm. Sessile spikelet 4–4.6 mm; lower glume ovate-oblong, papery, shiny, glabrous, 6–7-veined, marginal spines shorter than glume width, longest 1–1.5 mm, apex acute, flanked by narrow wings. Pedicelled spikelet vestigial; pedicel narrowly leaflike, tipped by a short spine.
Grassy hill slopes, thickets; 1000–1800 m. W Guizhou, Hubei, Sichuan, Yunnan [Cambodia, Myanmar, New Guinea, Thailand, Vietnam; Australia].
Eremochloa ophiuroides (Munro) Hackel var. longispicula W. C. Wu (S. W. China J. Agric. Sci. 6(2): 36. 1985), described from Guangdong (Guangzhou), may belong here. The type has not been seen.

植物百科推荐