PERUVIAN REGIONS. 



187 



Nierembergia (compare No. 1 Amancaes mountain in Lower Peru). Glutinously-pubes- 



cent. Frequent in the environs of Obrajillo. 



(No. 2); "a second species." In the environs of "Obrajillo," Brackenridge. 



Nicotiana (No. 10) ; near (No. 8) the red-flovrered species of Lower Peru. The leaves 



narrower; the flowers greenish ?. Along the upper margin of the region, at Banos. 

 Sarracha ? (No. 1). Herbaceous, diffuse; leaves petioled, broad-ovate; calyx persistent, 



the segments long, acute ; fruit oblong-ovoid, acute. In the upper portion of the 



region, along the ascent to Culuay. 

 Solanum (No. 57); like S. nigrum, but pubescent, and the leaves repand, dentate. Along 



the upper margin of the region, at Banos; and perhaps the same species, pubescent, 



with the leaves angular and dentate, and small flowers, growing around Obrajillo. 

 (No. 58). Near S. tuberosum, but the stem upright, the leaflets or leaf-segments 



pointed, the flowers bluish and larger. Frequent along the upper margin of the region, 



at Banos. 



(No. 59); leaves smooth, ovate; dense cymes of small flowers; the berries small, 



and red. In the lower portion of the region, along the ascent to Obrajillo. 

 (No. 60). A shrub, four to six feet high ; leaves petioled, lanceolate, five or six 



inches long ; flowers in a spreading panicle ; the calyx and corolla tomentose. Along 



the upper margin of the region, at Baiios. 

 ( ?, No. 61); leaves petioled, broad, three-fourths of an inch by half an inch, 



entire; flowers very small, three to six from each axil. In the envii'ons of Obrajillo. 

 Lycopersicum (No. 5). Large and spreading, pubescent; flowers in long, sparse racemes, 



the pedunc. an inch in length, with broad bracts at base. In the environs of Obrajillo. 

 Nov. gen. umbellata, (No. 1); Atropa of Ruiz & Pav. Ornamental; leaves petioled, 



cordate, two-thirds of an inch long, entire ; corolla tubular, an inch in length. In the 



upper portion of the region, along the ascent to Culuay. 

 bicolor, (No. 2) ; Atropa of Ruiz & Pav. Leaves broad-ovate, acute at each 



end; calyx-segments broad, short, spreading ; corolla three-fourths of an inch long, dull 



red but tipped with green, broader (than in No. 1), with the terminal segments long 



and acute ; the style much projecting. Grrowing in the environs of Obrajillo ; and 



also at Baiios. 



Lycium (No. 10). The branches degenerating into long spines; leaves attenuate, one- 

 fourth of an inch by one-tenth; pedicell. half an inch; five slightly-projecting calyx- 

 teeth. Growing in the environs of Obrajillo. 



Gen. Solanac. (No. 1). A shrub, three to six feet high, rigid and branching; the branches 

 degenerating into alternate spipes ; leaves alternate, obovate, one inch by half an inch, 

 entire ; calyx 5-dentate, persistent ; the fruit, a berry. In the upper portion of the 

 region, along the ascent to Culuay. 



Gen. Solanoid (No. 1). An ornamental shrub, four to six feet high, spreading ; the 

 leaves about two inches, elliptical, smooth, entire; terminal corymbs; calyx persistent, 

 having five short lobes ; petals white, and somewhat coriaceous ; anthers opening by 

 two pores Abounding in the upper portion of the region, along the ascent to Culuay. 



(Jen. Browallioid? (No. 1); Nierembergia-like. Annual; three to six inches high; 



Hyptis spicata? (compare No. 2 Brazil and Lower Peru). Leaves almost cordate ; five equal 

 linear calyx teeth. In the lower portion of the region, along the ascent to Obrajillo. 



