468 SUPPLEMENT. 



D. borealis, DC, p. in. lu line 2 of descr., after "oblong-ovate," insert: flowers usually 

 large : pods broad, ovate to oblong-ovate. 



3. THYSANOCARPUS, Hook. Of this genus three species have been 

 recently proposed as new by Professor Greene, Pittonia, iii. 86, 87. 



T. laciniatUS, Nutt., p. 114. In line 5 of descr., for "4 to 8 lines," read, 4 to 8 inches. 

 4. BERTEROA, DC. 



B. incAna, DC. p. 114. Add syn. Farsetia incnna [R. Br. in] Ait. f. Kew. ed. 2, iv. 97. 

 Extend range to Connecticut, where coll. at E. Windsor by C. H. Bisselt. This species has 

 minutely stellate-cauescent elliptic-oblong capsules 3 to 5 lines in length, while in B. muta- 

 bilis the fruit is broader, oval, and glabrous or nearly so. 



8. PHYSARIA, Gray. 



P. didymocarpa, Gray, p. 121. Eastward to Nebraska, Rydbenj, ace. to Webber. 



P. Newberryi, Gray, p. 121. Add syn. P. didi/mocarpa, var. Newberryi, Jones, Proc. 

 Calif. Acad. Sci. ser. 2, v. 624, at least as to syn. cited. 



13. LEPlDIUM, fourn. 



L. Menziesii, DC, p. 127. Add locality. Waterman Hot Spring, near San Bernardino, 

 California, Parish. 



Li. medium, Greene, p. 127. This species appears to be introduced in the neighborhood 

 of New York City, where detected by E. P. Bicknell. After the description of var. 

 pubescens, Robinson, insert, 



= = Petals obsolete or none. 



Li. Strictum, Rattan, p. 129. Extend range northward to Victoria, Brit. Columbia, 

 Macoun. 



15. SUBULARIA, L. 



S. aquatica, L., p. 130. Add localities, Mt. Desert Isl., Maine, Faxon & Rand, Marlboro, 

 Vermont, Grout &, Egr/Ieston, Whatcom Lake, Washington, Suksdorf. 



17. CAM^LINA, Crantz. After C. sativa, add, 



C. SYLVESTRis, Wallr. More slender : inflorescences more elongated but pedicels mostly 

 shorter : fruit smaller, less turgid, more decidedly margined. — Sched. Crit. 347. C. micro- 

 carpa, Andrz. in DC. Syst. ii. 517. — Less frequent, yet widely introduced, Rhode Island, 

 J. F. Collins, Kansas, Norton, Washington State, Suksdorf. I'erhaps only a variety of 

 C. sativa. 



20. RAPHANUS, L. 



R. RAPHANfsTRUM, L., p. 132. Strike out, "the more or less ribbed or corrugated segments," 

 and substitute, segments in dried specimens more or less ribbed or corrugated. 



21. BRASSICA, Tourn. Add lit. Robinson, Bot. Gaz. xxii. 252, 253. 



B. SiNApfsTRUM, Boiss., p. 133. From the descr. strike out, "The form which is naturalized 

 in America has glabrous pods, while in the Old World they are quite as often hispid." To 

 the descr. add : — stem not glaucous : upper leaves rhombic-ovate, rather abruptly contracted 

 at the base : fruiting pedicels short and thick, 2 or 3 lines long, often hispid : fruit usually 

 glabrous, more rarely hispid ; beak decidedly ancipital, commonly containing a single seed 

 in an indehiscent cell. 



