ADDITIONS AND CORRECTIONS. 735 



I'age 514. — After Iris Caroliniana insert — 



2^ 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 Y long ; segments about 3' long, the inner narrow ; capsule ob- 

 long-cylindric, 6-augled, 2' long. — Prairies, Ky. (Short) to W. Mo. (Busk), 

 and on the coast from S. Car. southward. 

 Page 515. — S. angustifolium. 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, L.). 

 Page 555. — S. teres has been collected also at Brewster, Mass. {Farlow). 

 Page 575. — After E. Torreyana insert — 



13*. E. albida, Torr. l.ike 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. [Cmibij), and south to 

 Fla. and Tex. 

 Page 653. — T. SUbspicatum, var. moUe, is reported from Eoan Mt., 



N C. {Scribner), and probably occurs on the higher Alleghanies northward. 

 Page 662. — After M. dififusa insert — 



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

 der branches 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. Sryuth). 

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



similar localities west and soutliwestward , chiefly the var. stki'cta, Thurl)., 



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 Ranunculacese). 

 Page 8. — Under Ilicinese read — and usually deciduous stipules. 

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



{J. C. Pari in). 

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

 Page 41. — R. ambigens. An earlier name is R. laxicau/is, 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. 



