103 



^FJowers of the sea-onion [Urginea Scilld) not infrequently show 

 meiophylly, either of the whole flovv^erTwhen there are five divisions of 

 the perianth, five stamens and two carpels, or of the gynoecium only, 

 when there are but two carpels, the other parts being in double 

 whorls of three each. 



Madison, Wise, William Trelease. 



A List of Grasses collected by Mr, C G. Pringle in Arizona and 

 California, with descriptions of those species not already described 

 in American Publications,* 



35. ^ Sporobohis cryptandriis (Torr.) Gray, van stricta. — A robust 

 form, nearly 4 feet high, with an erect, densely flowered, narrow, 

 wand-like panicle (18-20 inches long), the lower portion enclosed 

 in the inflated sheath of the upper leaf. The panicle is remarkably 

 light colored. . 



Banks of the Rillita, near Camp Lowell. June. This grass rep- 

 resents'one extreme form of the species, the other extreme being 

 represented by X\\^xzx, fiexuosa^ Thurber. . 



Z^^. ^ Spoi'obohis Wrighiiiy Munro, MS. — Culm stout, erect from »^ 

 a creeping root-stock, leafy, branched at base ; sheaths smooth, 

 pilose at the throat, longer than the internodes; ligule a narrow, 

 ciliate ring ; leaves smooth without, scabrous within, 2-3 lines wide 

 below, tapering into a very long, filiform, scabrous tip, upper leaf 

 nearly a foot long ; panicle lanceolate, base enclosed in the upper 

 sheath, 12 inches or more long, branches very numerous, more or 

 less spreading, 2-3 inches long, flower-bearing for nearly their 

 entire length ; spikelets a line long ; empty glumes unequal, very 

 thin^ the lower nerveless, a third shorter than the very faintly one- 

 nerved upper one ; flowering glume obtuse, similar in texture to the 

 empty ones ; palea as long as its glume. 



This is a robust species, with stout, leafy culms, a long, hand- 

 some panicle, with numerous slender racemous branches ; spikelets 



grayish or lead-colored. 



A^ear Pantano, Arizona. June. 



The determination of Pringle's specimens was made by compari- 

 son with specimens in herb. Acad. Phila., collected at Camp No. 12 

 on the Little Colorado, Oct. 6, 1851. Mr. G. R. Vasey collected 

 the same in New Mexico last season. 



37- ^Sporobolits asperifoliiis, Thurber, Bot. Cab, ii., p. 1,269 ; 

 VUfa asperifolia^ Nees & Meyen, in Trin, Agrost., i., 73 ; Sporoholus 

 arenaceus^ Buckley, in Proc. Phila, Acad., 1862, p. 89. 



Santa Cruz Valley, near Tucson. June, 



38. Sporobolus gracillimus, FiV/a graci7/ima, Thuvher, Bot Cal., ii., 

 p, 268; K depiTupe^-ata^ van filifonnisy Thurb., MS.; Watson, Bot. 



King's Exped., p. 376. 



Mountains about the head-waters of the Sacramento River, Cal- 

 ifornia. August. (136.) 



39. Sporoholus depanperatus (?). Vilfa depauperata, Torr,, in 

 Hook, Flor. Bor. Am., ii., p. 257; Vilfa z^////x, Torr., Pacif. R. R. / 



v., p. ?,(>S- 



Continued from p. 8g. 



