EASTWOOD. — MEXICAN SPECIES OF CASTILLEJA. 589 
C. G. Pringle, no. 13,659 ; in hb. U. 8. Nat. Mus., near La Providen- 
cia, altitude 1982-2440 m., #. W. Nelson, no. 4989 ; Sierra Madre, 45 
km. north of Guanacevi, E. W. Nelson, no. 4766. 
49. C. Purpust Brandegee, perennis suffruticosa hirsuta ; caulibus 
multis 1 dm. altis simplicibus ex rhizomatibus longis ramosis ; foliis 
inferioribus lineari-lanceolatis obtusis vel acutis, basi subattenuatis 
1.5-2 em. longis 3-4 mm. latis ; foliis superioribus bracteisque trifidis, 
segmento medio longissimo ; calyoo antice profunde fisso, postice paulo, 
segmentis integris vel emarginatis ; corolla 3.5 cm. longa exserta ; galea 
tomentosa dorso viridi; labio inferiore brevissimo, dentibus 3 acumi- 
natis, medio breviore. Tae, v. 181 (1905). — Mt. Ixtaccihuatl, rocky 
slopes above timber-line, C. A. Purpus, nos. 320 (type), 1711 (both in 
hb. Univ. Calif., duplicates in ray). The bracts and calyx are 
more or less tinged with red, but the entire plant becomes black in 
drying. The leaves are rather thickly covered with loose spreading 
long white hairs, and some of the upper leaves are trifid. 
— 50. C. peotinatTa Mart. & Gal., “ fruticulosa pilosa ; foliis pectinato- 
subpinnatis, laciniis linearibus distentibos elongatis 2-3-jugis, bracteis 
laciniato-pectinatis, floribus racemoso-spicatis, pedunculis et calycibus 
pilosis. — Folia pollicaria pectinato-laciniata, flores rubri similes flori- 
bus Castillejae integrifoliae L. ; sed pedunculati. —Affinis Castillejae 
laciniatae Hook. Dans les foréts de pins de la Cueva del Temascal, au 
pic d’Orizaba, de 9500 & 12,500 pieds (limites de la végétation phané- 
‘rogame). Fl. rouge-vermillon. Aott.” — Bull. Acad. Brux. xii. pt. 2, 
27 (1845); Walp. Rep. vi. 651; Hemsl. 1. ¢. 462. —C. Grisibia Benth. 
in DC. Prodr. x. 533, is founded partly on the same number (1074) 
in Galeotti’s collection, also on Linden, no. 223. Bentham gives 
these additional characteristics under C. Orizabae, — “ canescenti- 
hispidula, foliis inferioribus integris linearibus sublanceolatisve, superi- 
oribus dilatatis incisis, floralibus vix apice coloratis, racemo laxo, calyce 
elongato amplo_ hine fisso postice obtuse 2~4-dentato, corollae galea 
tubo suo multo longiore, labii lobis brevibus acuminatis. Habitus fere 
C. integrifoliae sed folia pleraque incisa lobis elongatis et flores multo 
majores. Calyx 15 lin. longus. Corollae galea dorso villosa, calycem 
lineis 5-6 superans.” In- hb. Gray the species is represented by a 
doubtfully identified specimen collected in GuaTEMALa : Volean de 
Agua, Depart. Zacatepequez, altitude 3670 m., April, 1890, sei Don- 
nell Smith, no. 2146. 
51. ©. rissrroii1a Linn. f, herbacea quandoque suffruticosa ; “iin 
erectis parum ramosis foliosis pubescentibus ; foliis sessilibus patentis- 
simis, basi ovatis integris, apice pinnatifidis, laciniis patentibus obtusis 
fere altconis utrinque pubescentibus subtrinerviis ; floribus versus apices 
