34 NORTH AMERICAN FLORA [VOLUME 25 



15. Ionoxalis oaxacana Rose, sp. nov. 

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

 the scape, the petioles glabrous; leaflets mostly 5, the blades 2.5-4 cm. long, cuneate, retuse 

 at the apex and consequently shallowly 2-lobed, bright-green above an.d only slightly paler 

 beneath, glabrous except for few hairs at the base and sometimes minute hairs on the mid- 

 rib beneath; scape glabrous; cymes 6-7-flowered ; pedicels 2.5-4.5 cm. long, glabrous; 

 sepals narrowly oblong to narrowly linear, 5-5.5 mm. long, glabrous or with few minute 

 hairs at the apex, each bearing 2 narrow apical tubercles ; petals violet, 18-22 mm. long ; 

 shorter and longer filaments sparingly pubescent above, the latter each with a prominent 

 appendage near the base. 



Type collected at Cuicatlan, Oaxaca, Mexico, August 13, 1895, L. C. Smith 6S8. 

 Distribution : Known only from the type locality. 



16. Ionoxalis jaliscana Rose, Contr. U. S. Nat. Herb. 10: 113. 1906. 



Plants 1.5-3 dm. tall, the bulb-scales several-ribbed ; leaves about one half as long as the 

 scape or more, the petioles glabrous; leaflets 5-7, the blades 2-2.5 cm. long, cuneate to 

 oblong-cuneate, notched to above the middle, with the lobes usually ovate, bright-green 

 above, glaucous beneath, eciliate ; scape glabrous ; cymes 7-13-flowered ; pedicels 1-2 cm. 

 long, glabrous ; sepals lanceolate or linear-lanceolate, 5-6.5 mm. long, glabrous, each 

 bearing 2 oblong or linear apical tubercles; petals violet, 15-20 mm. long; shorter filaments 

 glabrous ; longer filaments pubescent above, each with a minute appendage on the back 

 below the middle ; styles pubescent ; capsules columnar, 10-14 mm. long. 



Type locality : Near Guadalajara, Jalisco, Mexico. 



Distribution : Middle Mexico. 



17. Ionoxalis Painteri Rose, sp. nov. 



Plants 0.5-1.5 dm. tall, the bulb-scales many-ribbed ; leaves full}' one half as long as 

 the scape, the petioles glabrous ; leaflets mostly 7-9, the blades 1-2.5 cm. long, cuneate, 

 sometimes narrowly so, notched to above the middle, bright-green above, glaucous beneath, 

 ciliate; scapes glabrous ; cymes 5-11-flowered ; pedicels 1-1.5 cm. long, glabrous or nearly 

 so ; sepals oblong, 3-4 mm. long, obtuse, glabrous, each bearing 2 short apical tubercles ; 

 petals violet, 8-11 mm. long ; shorter and longer filaments pubescent, the longer ones 

 appendaged on the back ; styles pubescent ; capsules oblong, 6-9 mm. long. 



Type collected between Pachuea and Real del Monte, Hidalgo, Mexico, August 31, 1903, 

 /. N. Rose &J. H. Painter 6705. 



Distribution : Middle Mexico. 



18. Ionoxalis trineuris Small, sp. nov. 



Plants 0.5-2 dm. tall, the bulb-scales 3-ribbed ; leaves fully one half as tall as the scape 

 or equaling it, the petioles glabrous; leaflets 4-8, the blades 1-3 cm. long, cuneate, usually 

 broadly so, notched to above the middle, with the lobes ovate or oblong, deep-green above, 

 paler beneath, glabrous, except sometimes for few marginal hairs near the apex ; scape 

 glabrous; cymes 2-7-flowered ; pedicels 1-2 cm. long, glabrous ; sepals oblong to lanceolate, 

 3.5-5.5 mm. long, glabrous, each bearing 2 apical tubercles; petals violet, 12-16 mm. long; 

 shorter filaments glabrous ; longer filaments pubescent above, each with an appendage on 

 the back near the base. 



Type collected on " hacienda de la Encarnacion," State of Mexico, Mexico, July 7, 1905, J. N. 

 Rose, J. H. Painter & J. S. RoseS472. 



Distribution : Middle Mexico. 



19. Ionoxalis Hernandesii (Moc. & Sesse) Rose, Contr. U. S. Nat. 

 Herb. 10: 112. 1906. 

 Oxaiis Hernandesii Moc. & Sesse ; DC. Prodr. 1 : 695. 1824. 



Plants 0.8-2 dm. tall, the bulb-scales 3-ribbed; leaves one half as tall as the scape or 

 more, the petioles loosely pubescent, but sometimes closely so; leaflets 7-11, the blades 

 spatulate to lanceolate-linear, or some of the early ones ovate to obovate, the broad ones 

 1.5-3 cm. long, the narrow ones 3-8 cm. long, all ciliate and pubescent on both surfaces at 



