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92 



OONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



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Type specimen T^. P. National IIorl>ariuiii no. ^OlSOfi (J. N. Rose, no. 2:>96). 

 Specimens exammed: 



Zacatccas: In the mountains, J< N. Kusl', August 18^ 1897 (no. 2,396). 

 Darango: Dr. IC. Palmer, 189G (no. 249); E. W. Nelson between El Oro and 



Guanacevi, August, 1898 (no. 4745). 

 Chihualma: ToAvnsend & Baker, near Colonia Garcia, Jnnej 181^9 (no, 7B). 

 Nolina ekgav^i has been confuted in collections with both X. nvcrocarpa and X. 

 recurrafa, Frotn the former it differs in its, broader, stiffer leaves, larger fruit, etc. 

 From the latter it is gcnerically distinct, and it is needless to point out the ilifferences 

 here. 



Nolina erumpans (Torr.) S. Wats. Prnr. Am. Acad. 14:248. 1878. 

 Nolina georgiana Michx. Fl, 1: 208. 180;i. 

 Nolina greenei S, "Wats. Bot. Gaz. 5: 7)0. LS80. 



f 



Nolina hartweg-iana (Zucc.) Hemsley, Biol. Centr. Am. 3::^71. 1884. 

 Nolina humilis S. Wats. Proc. Am. Acad. 14: 248. 1879. 

 Nolina lindheimeriana (ScheehO S. Wats. Pro(\ Am. Acail. 14:247. 1879. 

 Nolina longifolia (Karw.) Hemsley, Biol. Centr. Am. 3: .372. 1884. 

 Nolina microcarpa S. Wats. Proc. Am. Acad. 14:247, 1879. 



Nolina nelsoni Bosc, sp. nov. 



Trunk 1 to 3 meters high; leaves 50 to 70 cm, long, 3 to 4 cm. broad above the 

 base, gradually tapering to a point, both surfa^-es smooth, th<' margins serrulate; 

 inflorescence, incUiding the peduncle, 2 to 3.5 meters long; bracts scarious, lacerate; 

 pedicels 5 to mm. long, jointed near the middle; sepals nvMte, obtuse, scarinus- 

 margined; mature fruit not seen. 



Type specimen IJ. S. National PIcrbarium no. 332<j74, collected by J^. W. Nelstju 

 near ]\Iiquiluiana, Tamaulipas, June 10, 189S (no. 4489). 



In its leaves this S]>ecies resembles .V. parryi and A^. hhjcloc'd of tho Far West, but 

 it is certainly quite distinct. 



r 



Nolina palmeri S. Wats. Proc. Am. .\<*ad. 14:248. 1879. 

 Nolina parryi S. Wats. Proc. Am. Acad. 14: 247. 1879. 



T 



Nolina parviflora (IT. B. K.) Hemsley, Biol. Centr. Am. 3:372. 1884. 



Nolina pumila Rose, sp. nov. 



Acaulescent; leaves unmerous, in some specimt^ns erect, in others recurved, 20 to 

 30 cm. long, linear, many-nerved (sometimes 15 to 20-ncrved), the apex entire but 

 in most cases brokcMi off, the margin hrcrrulate; inflorescence a narrow panicle, 20 to 

 30 cm. long, the peduncle and lower branches leafy-l)racted; mnlu flowers not seen; 

 l^eduncles slender, 6 to 7 nun. long, jointed jiist above the base, somewhat eidarginl 

 upward; sepals i)apery, oblong, obtuse, 3 mm. long; fruit dry, strongly 3dobed, 

 indehiscent bat the walls early falling away, leaving the naked seed; style short but 

 distinct; cells 3; ovules G; mature seeds 3, one in eaeh cell, globular- 

 Type specimen U. S, Nati<mal Herbarium no. 301074. 



Collected by J. N. Rose near Santa Teresa, Tepee, August 10, 1SU7 (no. 21(55); 

 and also in soutb(M'u Durango, August 16, 1897 (no. 2340). 



Nolina texana S. AVats. Proc. Am. Acad. 14: 24S. 1879. 



Nolina watsoni (Biiker) Hcmslev, Biol. Centr. Am. 3: 372. bS84. 



