ROBINSON AND GREENMAN. — GENUS MONTANOA. 519 
3 dm. long including the petiole, scabrous above, at first canescent and 
velvety-tomentose but at length pale green and merely tomentulose be- 
heath; lobes about 7, acuminate, serrate, the middle ones much larger 
than the others and again 2—4-lobed; winged petioles 6 to 8 cm. long, 
half as broad, flat, irregularly crenate-toothed, auriculate-amplexicaul at 
the base: heads humerous, showy: fruiting pales gradually narrowed to 
& point. — Sch. Bip. in Koch, Wochenschr. vii. 408; Hemsl. 1]. ¢. 165, 
only in part if at all. ? J. mollissima, Brongn. ace. to Groenland, Rev. 
Hort. ser. 4, vi. (1857), 548; Sch. Bip. in Koch, Wochenschr. vii. 408. 
Montagnea grandiflora, DC. Prodr. v. 565. riocoma grandifiora, 
Alam. and ? Priestleya longifolia, F1. Mex. Icon. ace. to DC. 1. c. — Hills 
about Patzcuaro, Michoacan, Pringle, no. 3306; Guanajuato, Dugés, no. 
406, Originally collected in Mexico without locality by Alaman. 
* * Petioles with wings narrow, irregular, incomplete, or none. 
+ Leaves permanently canescent-tomentose beneath. 
~ 30. M. SPECIOSA, Sch. Bip. 1. c. Wings of the petiole narrow, crisped, 
‘renate-lobed : inflorescence a simple corymb, the primary branches 5 to 
em. long, 1-headed. — Hemsl. 1. c. 166. — Montagnea speciosa, DC. 
lc. 565,— Cuernavaca, Morelos, Berlandier, no. 1057. Said (probably 
- + + Leaves soon green and merely puberulent beneath. 
@ 81; Mi vreamepaieas\ Bobi Bip 1 ac 400: Kewot shiub, 6m Biel 
with pithy stems and obtusely 4-angled branches: leaves sinuate-pin- 
hatifid with 7 to 9 obl g-l late acuminate serrate very unequal lobes ; 
Intermediate lobes 2-cleft; petioles narrowly or obsoletely winged and 
ting near the summit several rounded lobes, and at the base usually 
large foliaceous amplexicaul auricles: heads in a compound corymb; 
fruiting pales papery, obovate, subtruncate, with short delicate point. — 
Hemsl. 1. ¢, 166. M. grandiflora, Hemsl. 1. c. 165, in part, as to pl. 
Bourgeau. — Jalisco, Guadalajara, Oliva, Palmer, no. 492, Pringle, no. 
2930 ; Morelos, at Cuernavaca, Bourgeau, no. 1199, Pringle, no. 7044; 
near the boundary of Oaxaca and Puebla, altitude 1,470 to 2,000 m., 
£. W. Nelson, no. 1984; Colima, Palmer, no. 1159 (coll. of 1891). 
32. M. BIPINNATIFIDA, C. Koch. Similar to the preceding in most 
regards: lobes of the leaves 9 to 11, narrowly oblong, subequal, although 
the second and third pairs are 2-3-lobed; petioles channelled but not 
winged or appendaged except at the summit and base where provided 
With two or more small rounded or obtuse auricles: heads in a compound 
