128 CONTRIBUTIONS FROM nil NATIONAL BKRBARIUM. 



DEANEA. NEW AND OLD SPECIES. 



Deanea arguta Rose, Bp. qov. 



Perennial, 50 to 60 cm. high, glabrous, slightly glaucous; basal leaves 2 or 3 times 

 ternate; petioles Blender; leaflets ovate, Bmall, sharply Berrate, the terminal ones 

 more elongated, more or less cleft, glabrous except the roughened veins and margin; 

 stem Leaves much reduced; peduncle sometimes Dearly i'o cm. long, occasionally Bub- 

 Bessile, not very stout; rays numerous, about equal, 2 to 4 cm. long; pedicels 2 to S 

 mm, long; involucre wanting; involucel bractlets few . linear, a little longer than the 

 pedicels; fruit oblong, 7 nun. long, rounded at each end; wings about ball as broad 

 as body; oil tubes in intervals 3 or 4; stylopodium low-conical: seed face deeply 

 concave. 



Type U. S. National Herbarium qo, 397662, collected by Dr. E. Palmer at Alvarez. 

 San Luis Potosf, Septembers to L0, 1902 no. 114). 



Deanea longipes Rose, Bp. QOV. 



Perennial, s t> to L20 cm. high, simple below, glabrous; basal leaves much dissected, 

 glabrous; ultimate segments lanceolate, acuminate, doubly senate, or cleft and Ber- 

 rate; stem haves much .smaller, especially th« uppermost one.--, stipular sheath 

 enlarged; inflorescence somewhat variable, the umbels either sessile or on Blender 

 peduncles 15 cm. long; involucre! bracts l to several, leaflike, more or less toothed 

 or cleft; involucel bractlets linear, entire, much shorter than the pedicels; rays 5 to 

 d cm. long; pedicels 9 to 12 mm. long; flowers purplish; fruit glabrous, oblong, 8 

 mm. long; seeds concave on the face; stylopodia conical. 



Collected by C. G. Pringle, at Trinidad, Puebla, August 5, 21, L905 (no. L3496 . 



Deanea pring-lei Rose. Bp. now 



Rootstock thick and tuberous: stems about one meter high, purplish, glaucous, 

 glabrous or slightly roughened above; basal leaves twice pinnate; leaflets lanceolate, 

 doubly crenate, nearly glabrous above, somewhat scabrous on the margin and veins; 

 peduncles slender: rays few, 3 to 5 cm. long, puberulent; pedicels 2 to 3 mm. long; 

 involucre of a single bract or wanting; involucels small, linear: stylopodia conical; 

 fruit 8 mm. long, oblong, glabrous; oil tubes several in the intervals. 



Type l'. s. National Herbarium uo. 396308, collected by C. G. JPringle on hills 

 near Contadero, Tlaxcala, altitude 2,550 meters, August 27, 1901 (no 



Resembling />. arguta, but with differently shaped leaves, etc. 



Deanea purpurea Rose, Bp. QOV. 



Rootstock thick: stems 20 to •"><> cm. high, green or if purplish dull, not at all 

 glaucous, with short rough pubescence throughout; basal leaves twice or thrice 

 ternate; peduncle roughish-pubescent; leaflets ovate, simply crenate, roughish- 

 pubescent on both surface.-: peduncles Blender; rays 9 or less, 2 to 4 cm. Long; pedi- 

 cels 2 to 3 mm. long; involucre wanting; involucel bractlets Beveral, linear, longer 

 than the pedicels; stylopodia low. conical: fruit 8 mm. long, oblong, glabrous; oil 

 tubes several in the intervals. 



Type CJ. S. National Herbarium do. 453753, collected by J. N. Rose and .Jos. II. 

 Painter between Somoriel and Las Lajas, Hidalgo, August 5, i ( .'n"> (no. 9212); also 

 collected by C. G. Pringle at Hacienda de Cuyamaloya, Hidalgo, August 2, L904 (no. 

 1 19 . 



This species is nearest D. pringlei, from which it differs in its rougher and not at 

 all glaucous flowers, more pubescent leaves, etc. 



Deanea i ?i tolucensis ill. B. K. | Rose. 



Ferula tolucensis II. I'.. K. Nov. Gen. ,v. Bp. 5: 12. /-/. 418. L821. 



Peucedanum tolucen& Hemsley, Biol. Centr. Am. 1:570. 1881. 



This spi xaes, bo long a desideratum in all our herbaria, has been frequently col' 

 lected of late years and from seveial of the high mountain.- of central Mexico. An 



