개요 | 다년생. 근경은 거의 없다.Kim & Kim(2015a)에 의해 비교적 최근에 전북 정읍시에서 채집된 표본을 근거로 신종 기재된 특산식물이다. 근연종인 검정하늘지기(F. diphylloides)에 비해 주두가 2개이고, 수술은 1개(드물게 2개)이며, 인편이 황갈색인 점이 다르다.Habit Wet grassy places. Perennials. rhizomes absent. Stems tufted, aslant, flatly 5-angled, 3-30 cm tall, 5 striate. Leaves 1 or 2 bladeless sheaths at base, 1-5 cm long; leaf blade longer or sometimes shorter than stem, upper leaf blade 7-44 cm long, 1-4 cm wide, flat, margin finely serrulate, apex acute; ligule absent. Involucral bracts setaceous, shorter than inflorescence, margin finely serrulate. Inflorescences subcompound anthela, 1-6 cm long, ray 3-8, 0.4-4 cm long, slight striate. Spikelets solitary, ovate to elliptic, 3-6 mm long, 1.7-2.9 mm wide, several flowered, apex obtuse. Scales yellowish brown, broadly ovate, ca. 2 mm long, 3-veined, forming an abaxial keel, veins green, margin hyaline, apex acute. Stamens 1(or 2). Achenes yellowish brown, obovoid, ca. 1 mm long, biconvex, with sparsely verruculose. Pistil style glabrous, 3-angled; stigmas 2. |