《云南植物志》|| 莎草科 Cyperaceae ||珍珠茅属 Scleria Berg. ||独龙珍珠茅 Scleria dulungensis P. C. Li

11.独龙珍珠茅（云南植物研究）
Scleria dulungensis P. C. Li, (1990); 横断山维管植物 (1994).
根状茎不详。秆粗壮，高达100厘米，直径5—8毫米，三棱形，棱上粗糙。叶秆生，宽15—20厘米，无毛，边缘及脉上粗糙；叶鞘三棱形，无毛，淡绿色，无翅；叶舌长圆形，具缘毛。圆锥花序长达50厘米，具9—11个侧生分枝；分枝稍开展而远离，长10—15厘米，宽10—12厘米，小穗多数；花序柄长16—23厘米，平滑；花序轴被糙硬毛；苞片叶状，具淡绿色的鞘；小苞片鳞片状，具长芒，无鞘；小穗单性，单生，黑紫色，上部的雄性，长圆形，长约3.5毫米，顶端截形，基部的雌性，倒卵形，长3.5—4毫米；雌鳞片卵状长圆形，长3—3.5毫米，中肋绿色，顶端渐尖。小坚果球形，长约3毫米，顶端具短尖，白色，具紫褐色网纹，网纹突起而明显，上部的被微柔毛；下位盘直径约3毫米，3裂，裂片半圆形，金黄色，带紫色条纹，边缘反折。花果期约8月。
产贡山（独龙江） 模式标本产地；生于山坡常绿阔叶林缘草地，海拔1300—1400米。

《Flora of China》|| Cyperaceae || Scleria ||独龙珍珠茅 Scleria dulungensis

14. Scleria dulungensis P. C. Li, Acta Bot. Yunnan. 12: 12. 1990.

独龙珍珠茅 du long zhen zhu mao

Rhizomes not seen. Culms to 100 cm tall, 5-8 mm wide, 3-angled, scabrous on ridges. Leaf sheath pale green, 3-angled, glabrous, not winged; contraligule oblong, barbate; leaf blade 15-20 cm, glabrous, veins and margin scabrous. Involucral bracts leaflike, sheaths pale green; bractlets glumelike, long awned. Inflorescences paniculate, to 50 cm, with 9-11 lateral branches; branches 10-15 × 10-12 cm, spreading and distant, with many spikelets. Spikelets single, unisexual, blackish purple; basal spikelets female, apex obovate; apical spikelets male, oblong, apex truncate; female glumes ovate-oblong, 3-3.5 mm, midrib green, apex acuminate. Disk ca. 3 mm in diam., 3-lobed; lobes golden yellow with purple lines, semicircular, margins reflexed. Nutlet white, spherical, ca. 3 mm, puberulent, reticulation purplish brown, apex tipped. Fl. and fr. Aug.

● Grasslands bordering evergreen broad-leaved forests on slopes; 1300-1400 m. Yunnan (Gongshan).