134 New Species of South American Plants 



"Santa Catalina, lower Orinoco, Venezuela, May, 1896" 

 (Rusby and Squires, No. 174). 



HofEmannia striata. 



Glabrous. Branches erect, stout but weak, herbaceous, the 

 internodes about 4 cm. long, the leaves sub-erect. Stipules 

 interpetiolar, 4 mm. long, broadly ovate, acute. Petioles 2.5 

 cm. long, very slender, passing gradually into the leaf-base. 

 Blades 10 to 15 cm. long, 3 to 4 cm. broad, lance-oblong, with 

 regularly long-acuminate base and abruptly acuminate and acute 

 summit, very thin, very deep-green, the margin entire or some- 

 what sinuate, the venation not prominent, the secondaries about 

 12 to 15 on each side, widely spreading, then strongly upcurved 

 toward the ends. Inflorescence scanty, the cyme (but one 

 seen) slightly paniculate, the peduncle shorter than its leaf, 

 the branches few-flowered, the bractlets broadly ovate, acute. 

 Flowers shortly and stoutly pedicelled. Calyx campanulate, 

 scarcely i mm. long, shortly-toothed. Corolla 2 mm. long, 

 broadly campanulate, the lobes broadly ovate, obtuse. 



Dissecting material wanting. 



"In forest. Sierra del Libano, 5,500 feet. May. I have but 

 two specimens, without other note." (Herbert H. Smith, 

 Colombia, No. 2409.) 

 HoflFmannia viridis. 



Lower leaf-surfaces very sparsely and minutely pilose. 

 Branches stoutish but weak, erect. Stipules caducous, not 

 seen. Petioles to 5 cm. long, passing gradually into the leaf- 

 base, thin and flat-nerved. Blades 15 to 20 cm. long, 6 to 8 

 cm. wide, oval, abruptly acuminate and acute at both ends, the 

 basal acumination much longer, very thin, very deep-green, 

 pale beneath, the venation not prominent, the secondaries about 

 12 to 15 on each side, widely spreading, theij strongly falcate. 

 Cymes shortly peduncled, loosely and openly few-flowered, the 

 pedicels filiform, to 5 mm. long. Flowering calyx-tube cam- 

 panulate with the summit slightly contracted, 2 mm long, the 

 limb abruptly expanded, 5-toothed, the teeth broadly triangu- 

 late, acute; in fruit obovoid, 5-ribbed. Corolla not present. 



"A shrub, to 5 feet, with white flowers. A single plant 

 observed in a ravine in mountain forest, Don Amo Estate, 

 3,000 feet, January 18." (Herbert H. Smith, Colombia, No. 

 2649.) 



Guettarda discolor. 



Young portions and lower leaf surfaces softly gray-pubes- 

 cent, the upper leaf -surf aces bearing a few scattered appre'ssed 

 hairs. Branchlets stout, the short hairs strongly reflexed and 



