Fil:Trisetum flavescens (Curtis et al. 1777, Flora Londinensis v3, plate 5, BHL-127334) clean.png

English: Curtis, William; Darton, William; Edwards, Sydenham; Kilburn, William; Sansom, Francis; Sowerby, James; White, Benjamin: Flora Londinensis, or, Plates and descriptions of such plants as grow wild in the environs of London : with their places of growth, and times of flowering, their several names according to Linnæus and other authors : with a particular description of each plant in Latin and English : to which are added, their several uses in medicine, agriculture, rural œconomy and other arts. volume 3, ca 1777
Trisetum flavescens described as Avena flavescens, Yellow Oat Grass (Plate 5, original text by OCR)
SPICULÆ small, containing two, three, or four flowers, - all of which have awns. fig. 3. 4. 9.
CALYX. A glume of two valves which are unequal, - somewhat membranous, pointed, one larger than the other. fig. 1. 2.
COROLLA. A glume of two valves which are unequal, the leaft somewhat transparent, membranous, white, and bifid, the largest marked with three or four green nerves, hollow, bifid, and furnished with an awn. fig. 3. 6.
NECTARY: two small Glumes, the length of the germen, jagged at top. fig. 8.
AWN springing from about the middle of the back of the larger valve, in the living plant strait, almost twice the length of the valve, in the dried one crooked back. fig. 4. 9.
STAMINA: three FILAMENTS very fine, the length of the flowers; ANTHERÆ yellow, forked at both ends. fig. 5.
PISTILLUM: GERMEN oval, naked: STYLES two, very much branched, growing from the top of the germen, and hanging down. fig. 7.
SEED oblong, pointed, naked, inclosed in the larger valve.