ADDITIONS AND CORRECTIONS. 735 



Page 514. After IRIS CAROLINIANA insert 



2 a . I. hexagona, Walt. Stems flexuous, often low and slender (1-3 

 high), leafy; leaves much exceeding the stem, 6-12" broad; flowers solitary 

 and sessile in the axils, large, deep blue, variegated with yellow, purple, and 

 white; tube -J' long; segments about 3' long, the inner narrow; capsule ob- 

 long-cylindric, 6-angled, 2' long. Prairies, Ky. (Short) to W. Mo. (Bush), 

 and on the coast from S. Car. southward. 

 Page 51 5. S. angustif olium. What appears to be a form of this species 



with pale yellow flowers is found near Independence, Mo. (Bush). 

 Page 516 Under Zephyranthes Atamasco insert the synonym 



(Amaryllis Atamasco, Z.). 



Page 555. S. teres has been collected also at Brewster, Mass. (Farlotv). 

 Page 575. After E. Torreyana insert 



13 a . E. albida, Torr. Like n. 12 and 13 in habit, somewhat stouter; 

 spikelet dense, ellipsoidal or oblong, 1-4" long, acutish, with pale obtuse 

 scales ; achene very small, triangular-obovate, very smooth, with a broadly 

 triangular tubercle upon a narrow base, shorter than or exceeding the red- 

 dish bristles. Salt marshes, Northampton Co., Va. (Lanby), and south to 

 Fla. and Tex. 

 Page 653. T. subspicatum, var molle, is reported from Roan Mt., 



N. C. (Scribner), and probably occurs on the higher A lleghauies northward. 

 Page 662. After M. diffusa insert - 



3, M. P6rteri, Scribn. Tall and slender ; panicle very narrow, the slen- 

 der brandies erect or the lower slightly divergent ; pedicels flexuous or re- 

 curved, pubescent ; glumes very unequal and shorter than the spikelet ; fertile 

 flowers 3-5, the glumes scabrous. Mountains of Col. and southward; re- 

 ported from Cass Co., Neb. (J. G. Smith). 

 Page 663. D. maritima. On alkaline soil in Neb., and very common in 



similar localities west and southwestward , chiefly the var. STRATA, Thurb , 



with setaceously convolute leaves, the many- (10- 20-) flowered spikelets in 



a loose panicle. 



Page 5. Under * 1 read (sometimes opposite or whorled, stipulate in 



Magnoliaceae and rarely in Ranuuculaceae). 



Page 8. Under Ilicineae read and usually deciduous stipules. 

 Page 38. A. Pennsylvanica. Reported from Aroostook Co., Maine 



(J. C. Parlin}. 



Page 40. M. minimus. Reported from Accomac Co., Va., (E. Mears). 

 Page 41. R. ambigens. An earlier name is R. laxicaulis, Darby. 

 Page 44. Add 2. C. natans, Pall. Stem prostrate or floating ; leaves 



crenulate or entire; sepals oval, 2-3" long, white or pinkish. Tower, 



Minn (E. J. Hill), and northward. 



