adj.锐利的；有尖头的；尖形的
Petals long-elliptic, apex acuminate, incurved. 花瓣长椭圆形，先端渐尖，弯曲。
Corona lobes 5, erect, acuminate, fleshy, attached to gynostegium. 副花冠裂片5，竖立，渐尖，肉质，着生。
Palea equaling lemma, ciliate along keels, apex acuminate. 芒约2毫米内稃等于外稃，沿着龙骨，先端渐尖纤毛。
Petals white, subovate, very small, apex acuminate, rarely 2-fid. 花瓣白色，近卵形，很小，先端渐尖，很少2裂。
Bracts reflexed after anthesis, 1-2 mm, apex acuminate. 苞片反折的在花后，1-2毫米，先端渐尖。
