42 NORTH AMERICAN PXORA [Volume 25 



bright-green above, slightly paler beneath ; scapes sparingly pubescent, at least near the 

 base, "i" glabrous in age; cymes 3-7-flowered ; pedicels 1-2 cm. long, glabrous ; sepals ob- 

 long to broadly linear, 6-7 mm. long, obtuse, glabrous except the sparingly ciliolate mar- 

 gin, each bearing two rather elongate apical tubercles ; petals bright-purple, 22-30 mm. 

 long; shorter and longer filaments glabrous, unappeudaged ; styles mostly glabrous ; cap- 

 sules columnar, 15-22 mm. long, glabrous. 



Type collected at La Palina, Jalisco, Mexico. June 9, 1892, M. E. Jones 117 . 

 Distribution : Known only from the type locality. 



52. Ionoxalis Seatonii Rose, sp. nov. 



Plants 0.3-3 dm. tall, the bulb-scales 3-ribbed ; leaves about one half as tall as the scape, 

 the petioles sparingly fine-pubescent or glabrous in age ; leaflets 3, the blades obreniform, 

 0.8-2 cm. wide, bright-green and glabrous above, pale or glaucescent and sparingh- pubes- 

 cent beneath ; scapes glabrous or nearly so; cymes 1-2-flowered ; pedicels 1-2.5 cm. long, 

 glabrous ; sepals oblong to linear-oblong, 4-5.5 mm. long, glabrous, each bearing 2 rather 

 short apical tubercles; petals violet, 18-22 mm. long; shorter and longer filaments mi- 

 nutely pubescent, unappendaged. 



Type collected on Mt. Orizaba, Mexico, July, 1891, H. E. Sea/on 471. 

 Distribution : Middle Mexico. 



53. Ionoxalis monticola Small, sp. nov. 

 Plants 1-3 dm. tall, the bulb-scales 3-ribbed ; leaves as tall as the scapes or nearly so, 

 the petioles glabrous; leaflets 3, the blades obreniform, 1.5-4 cm. wide, glabrous, bright- 

 green above, slightly paler beneath, the lobes rounded ; scapes glabrous ; cymes 3-9-flowered ; 

 pedicels 1.5-3.5 cm. long, glabrous; sepals oblong to linear, 5-6 mm. long, glabrous, each 

 bearing 2 rather minute apical tubercles ; petals violet, 15-18 mm. long; shorter and longer 

 filaments pubescent, unappendaged. 



Type collected at Iron Creek, Grant County, New Mexico, August 12, 1904, O. B. Metcalfe 



1220. ' 



Distribution : Western Texas and New Mexico. 



54. Ionoxalis Jacquiniana (H.B.K.) Rose, Contr. U. S. Nat. 

 Herb. 10: 113. 1906. 



Oxalis Jacquiniana H.B.K. Nov. Gen. & Sp. 5: 237. 1822. 



Plants 0.5-1.8 dm. tall, the bulb-scales 3-ribbed; leaves about one half as tall as the 

 scape, the petioles glabrous ; leaflets 3, the blades broadly obovate, 0.5-1.2 cm. wide, 

 glabrous, pale-green; scapes glabrous ; cymes 3-6-flowered ; pedicels 1.5-2 cm. long, gla- 

 brous ; sepals oblong-lanceolate to broadly linear, 5.5-6 mm. long, glabrous, each bearing 2 

 narrow apical tubercles ; petals violet, 11-14 mm. long; shorter and longer filaments pubes- 

 cent, unappendaged. 



Type locality : Real del Monte, Mexico. 

 Distribution : Middle Mexico. 



55. Ionoxalis Pringlei Rose, Contr. U. S. Nat. Herb. 10: 114. 1906. 



Plants 1-3 dm. tall, the bulb-scales 3-ribbed ; leaves mostly one half as tall as the scape 

 or less, the petioles glabrous; leaflets 3, the blades obreniform, 1-1.5 cm. wide, glabrous, 

 bright-green above, slightly paler beneath ; scapes glabrous ; cymes 3-6-flowered ; pedicels 

 1-3.5 cm. long, glabrous; sepals oblong, lanceolate, or linear, 3.5-4.5 mm. long, glabrous, 

 each bearing 2 small apical tubercles ; petals violet, 13-17 mm. long ; shorter filaments 

 glabrous; longer filaments pubescent, unappendaged. 



Type locality : Sierra de Ajusco, Federal District, Mexico. 

 Distribution : Middle and southern Mexico. 



56. Ionoxalis compacta Rose, Contr. U. S. Nat. Herb. 10 : 110. 1906. 



Plants 1-1.5 dm. tall, or sometimes smaller, the bulb-scales 1-ribbed, leaves shorter than 

 the scapes, the petioles glabrous ; leaflets 3, the blades cuneate in outline, often rather 

 broadly so, 6-9 mm. wide, glabrous, bright-green above, paler beneath ; scapes slender ; 



