574 PROCEEDINGS OF THE AMERICAN ACADEMY. 



fisso 7 mm., segmentis oblique emarginatis 4 mm. latis 4-nerviis sca- 

 brido-glandulosis ; corollae galea calycem superanti 1.5 mm. lata 8 mm. 

 longa, dorso puberulenti-glandulosa ; labio inferiore paulo protuberanti 

 triplicate, dentibus acutis ; stigmate exserto capitato ; capsula elliptica 

 acuta 1 cm. longa, in calyce inclusa. — Puebla : dry bills about Cbal- 

 cbicomula, altitude 2592 m., 27 July, 1901, C. G. Pringle, no. 8545 

 (type, in hb. Gray) ; same locality, Rose & Hay, no. 5809. 



1 6. C. tolucensis HBK., procumbens ramosa ; caulibus vel ramis 

 5-6 cm. altis j foliis lanceolatis obtusis bispidis, inferioribus integris, 

 superioribus apice trifidis, laciniis obtusis ca. 2 cm. longis; bracteis 

 trifidis trinerviis, lobo intermedio oblongo obtuso, lateralibus linearibus 

 intermedium subaequantibus ; floribus 2 cm. longis sessilibus ; calycis 

 segmentis rotundatis; corollae galea vix exserta, dorso birta; labio 

 inferiore acute tridentato. — HBK. Nov. Gen. et Spec. ii. 329 (1817) ; 

 Benth. 1. c. 530 ; Mart. & Gal. 1. c. 29 ; Hemsl. 1. c. 463. — Higb 

 mountains of soutbern Mexico: Mt. Ixtaccibuatl, C. A. Purpus, no. 

 230 ; bare summits of Nevada de Toluca, C. G. Pringle, no. 4250 ; 

 Mt. Orizaba, Rose & Hay, no. 5770. In bb. U. S. Nat. Mus. tbere is 

 also a specimen collected by E. W. Nelson on Mt. Toluca. 



17. C. moranensis HBK. " caulibus suffruticosis, simplicibus, pros- 

 tratis, pubescenti-bispidis ; foliis lanceolatis, acutis, bispidis, integris, 

 superioribus trifidis; floribus axillaribus, sessilibus; corolla calycem 

 paulo superante ; calycis lobis rotundatis emarginatis ; corollae labio 

 inferiori brevissimo, dentato." — HBK. Nov. Gen. et Spec. ii. 329 

 (1817); Bentb. 1. c. 530; Mart. & Gal. 1. c. 30; Hemsl. 1. c 462.— 

 Tbere seem to be no specimens of tbis in bb. Gray. Tbe type was 

 collected in temperate localities between Pacbuca and Moran, State 

 of Hidalgo probably. 



18. C. nervata, n. sp., berbacea, caulibus 1-5, 1-3 dm. altis divari- 

 cate pilosis et glandulare pubescentibus ; foliis 3-5-nerviis, inferioribus 

 oblanceolatis apice obtusis rectis integris 3-6 cm. longis, 1 cm. latis, 

 superioribus oblongis apice obtusis basi angustatis et amplexicaulibus, 

 floribus inferioribus sessilibus in axillis foliorum, superioribus confertis 

 et occultis in spicis ornatis, bracteis obovatis 2-3 cm. longis apice coc- 

 cineis ; calyce 2 cm. longo 4 mm. lato vix corollam superanti, fisso 

 5 mm., segmentis 4-nerviis apice rotundatis ; corollae galea 1 cm. longa 

 dorso glandulari-pilosa, labio inferiore protuberanti trisaccato infra la- 

 cinias tuberculati-rugoso, laciniis exterioribus 3 triangularibus obtusis, 

 interioribus 2 brevioribus sinus terminantibus ; stylo stigmateque ex- 

 sertis ; capsula oblique oblonga compressa 1 cm. longa. — Chihuahua : 

 vicinity of Madera, May to June, 1908, altitude 2250 m., F. Palmer, 

 no. 274 (type, in bb. Gray). Tbere is also in bb. Gray a fragmentary 



