STANDLEY TREES AND SHRUBS OF MEXICO. 121 



39. Agave desmettiana Jacobi, Hamb. Gart. Zeit. 22: 217. 1866. 

 ? Agave pallida Jacobi, Hamb. Gart. Zeit. 22: 112. 1866. 



? Agave regeliana Jacobi, Hamb. Gart. Zeit. 22: 214. 1866. 



? Agave ananassoides de Jonge & Jacobi. Abh. Schles. Ges. Vaterl. Cult. 1868: 

 147. 1868, 



Agave miradorensis Jacobi, Abh. Schles. Ges. Vaterl. Cult. 1868: 156. 1868. 



Veracruz ; type cultivated in Europe, presumably from El Mirador, Huatusco, 

 though said to be from Brazil. 



liOaves glaucous, nearly straight, 3 to 7 or 10 cm. wide, 75 to 100 cm. long, 

 with slender spine 4 to 5 mm. wide and 20 to 25 mm. long, entire above but with 

 minute, nearly colorless teeth some 5 mm. apart toward the base. 



40. Agave thomasae Trel. Trans. Acad. St. Louis 23: 138. 1915. 

 Guatemala ; type cultivated at Quezaltenango. 



Leaves green, glaucous, 15 cm. wide, 60 cm. long, with chestnut needle- 

 shaped spine 2 mm. wide and 25 mm. long, and minute, nearly straight teeth 5 

 to 10 mm. apart and 1 to 2 mm. long, the margin straight between them. 



41. Agave deamiana ' Trel. Trans. Acad. St. Louis 23: 139. 1915. 

 Guatemala ; type from Fiscal. 



Leaves grayish, 10 cm. wide and 100 cm. long, with purplish bro^vn, needle- 

 shaped spine 3 to 4 mm. wide and 40 mm. long, and slender teeth 10 to 20 mm. 

 apart and 2 to 4 mm. long, the margin straight between them. 



42. Agave hurteri Trel. Trans. Acad. St. Louis 23: 136. 1915. 

 Guatemala ; type from Zunil. 



Leaves somewhat glaucous, 10 cm. wide, 75 to 100 cm. long, with straight 

 chestnut spine 8 mm. wide and 40 mm. long, and more or less hooked, relatively 

 slender teeth 10 to 20 mm. apart and 5 to 10 mm. long, the intervening margin 

 straight. 



43. Agave tortispina Trel. Trans. Acad. St. Louis 23: 135. 1915. 

 Guatemala; type from Cruz. 



Leaves yellow-green, white-glaucous, 10 cm. wide, 25 to 30 cm. long, with red 

 or smoky brown, very flexuous spine 4 mm. wide and 30 mm. long, and heavy, 

 nearly straight teeth 15 to 25 mm. apart and 3 to 5 mm. long on prominent 

 fleshy hummocks. 



44. Agave pachycentra Trel. Trans. Acad. St. Louis 23: 135. 1915. 

 Guatemala ; type from Cruz. 



Leaves green, blue-glaucous, 15 to 20 cm. Made. 35 to 60 cm. long. Avith large 

 gray spine 8 mm. wide and 50 to 60 mm. long, and heavy recurved teeth 25 to 50 

 mm. apart and 5 to 10 mm. long, these on prominent fleshy hummocks. 



45. Agave kellermaniana ' Trel. Trans. Acad. St. Louis 23: 142. 1915. 

 Guatemala ; type from Fiscal. 



Leaves very glaucous, 8 to 10 cm. wide and 100 cm. long or larger, with 

 purple-chestnut spine 4 to 5 mm. wide and 30 to 35 mm. long, and upcurved 

 slender teeth 10 to 25 mm. apart and 3 to 5 mm. long, these sometimes on fleshy 

 prominences. 



^ Named for Charles C. Deam, of BlufEton, Indiana, well knoAvn for his in- 

 vestigations of the flora of Indiana. Mr. Deam has also obtained an extensive 

 collection of plants in Guatemala. 



'Named for W. A. Kellerman (1850-1908), of Ohio, known especially for his 

 investigations of parasitic fungi. He made large collections of plants in Guate- 

 mala. 



