Rusby: An Enumeration of South American Plants 79 



Justicia (Dianthera) Reisensis sp. nov. 



Very finely white-strigose : branches slender, erect or strongly 

 ascending, flexuous, the internodes 3 or 4 cm. long : petioles 1-2 

 cm. long, narrowly margined: blades 3.5-8 cm. long, 2—4 cm. 

 broad, ovate, mostly, especially the larger, inequilateral, at the 

 base very abruptly contracted, then tapering into the petiole, ab- 

 ruptly very short-pointed and obtusish at the apex, dark-green, 

 thin, the dark venation not prominent, the strongly ascending sec- 

 ondaries about 6 pairs, slender: spikes .5-1 dm. long, very slen- 

 der, weak, rather loosely flowered : bracts 2 or 3 mm. long, linear, 

 thick, rigid and tightly appressed : calyx 6 or 7 mm. long, parted 

 to the base, the divisions lance-linear, attenuate, rigid, dark-green : 

 corolla (unexpanded) 1 cm. long, infundibular : anthers nearly 2 

 mm. long, the connective bright-green, the thecae overlapping, 

 broadly oblong or oval. 



Reis, 1500 feet, June, 1889 ( no - 1 169). 



Justicia sp. The material unfit for a diagnosis Mapiri, 

 5000 ft, Apr., 1886 (no. 1750). 



Jacobinia Rusbyi Britton, sp. nov. 



Upper portions of stem and inflorescence, including the corolla, 

 densely glandular-pubescent, the upper leaf-surfaces sparingly 

 pilose on the veins : stems elongated, ascending, weak, coarsely 

 and irregularly quadrangular : petioles 5-8 mm. long, consisting 

 of the narrowed leaf-bases, inserted into small cup-shaped projec- 

 tions of the nodes: blades .6-1 dm. long, 3-4 cm. broad, oval 

 to ovate, abruptly acuminate and acute at both ends, entire, thin, 

 deep-green above, yellowish underneath (as dried), the 10 or 12 

 pairs of secondaries very slender, strongly incurved, prominent 

 both sides, especially underneath : panicle long-peduncled, the 

 flowering portion about 1 dm. long and broad, loosely flowered : 

 bracts 3-5 mm. long, broadly ovate, acute : calyx about 7 mm. 

 long, parted nearly to the base, the lobes oblong ovate, acutish ; 

 corolla about 4 cm. long, narrowly infundibular, nearly straight, 

 the lips 1.5 cm. long: stamens about equaling the upper lip, the 

 anther nearly 4 mm. long, the large, thickened connective black- 

 ish, thecae nearly 2 mm. long, one reaching nearly to the base of 

 the other, acuminate at the base. 



Yungas, 6000 ft., 1885 (no. 2404). 



VERBENACEAE 



Lantana trifolia L. Sp. PI. 626. Guanai, 2000 ft, May, 1886 



(no. 921). 



