Gleason; Studies on West Indian Vernonieae 319 



ones 3.5-5 cm. long and 1.5-2 cm. wide, obtuse or rounded at the 

 tip, crenate or repand, broadly rounded or subcordate at base, 

 strongly bullate, dark green, minutely papillose-pubescent when 

 young, soon becoming glabrate or scabrellate and shining above, 

 densely and softly brown-tomentose beneath; petioles 1-3 mm. 

 long; lateral veins prominent, strongly curved and soon confluent; 

 veinlets prominently reticulated; cymes few, simple or sparingly 

 branched, 6-12 cm. long, the rachis densely tomentose; bracteal 

 leaves resembling the cauline in shape, but smaller, crenulate or 

 entire, the upper 1-1.5 cm. long; heads rather crowded, single or 

 frequently two at each node, about 21 -flowered, separated by inter- 

 nodes 1-2 cm. long; corollas pink; involucre broadly campanulate, 

 7 mm. high; scales densely pubescent, closely imbricated, or 

 somewhat spreading at the tip, the outer subulate, the inner 

 narrowly triangular-lanceolate and acute; achenes pubescent, 1.5 

 mm. long; pappus yellowish brown, the outer series 0.7 mm., the 

 inner 5 mm. in length. 



Type, Shafer 8408, in dry soil, Sabanilla to Yamuri Arriba, 

 Oriente, Cuba, January 30, February 1, 191 1, deposited in the 

 Herbarium of the New York Botanical Garden. 



Vernonia semitalis sp. nov. 



Shrubby, 6-9 dm. tall, freely branched above; stem striate, 

 leafy, thinly brown-tomentose, especially on the younger branches; 

 leaves numerous and crowded, thick, rigid, somewhat revolute, 

 divaricately spreading, ovate or ovate-triangular, broadest near 

 the base, 1.5-2 cm. long by 1-1.3 cm. wide, obtuse or rounded at 

 the apex, entire, truncate or subcordate at base; upper surface 

 shining, glabrous or scabrellate, strongly bullate; lower surface 

 closely invested with a thin gray-green tomentum ; veins elevated 

 beneath, the lateral ones ascending and confluent near the margin; 

 veinlets prominently reticulated; upper leaves resembling the 

 lower ones and scarcely reduced in size, bearing heads in their 

 axils and forming several crowded cymes 10-15 cm. long; heads 

 about 2 1 -flowered, secund, the lower separated by internodes I 

 cm. long, the upper approximate; corollas white; involucre cam- 

 panulate, about 5-6 mm. high; outer scales triangular-subulate 

 and pubescent, the inner narrowly triangular, sharply acuminate, 

 glabrous or nearly so; achenes pubescent, 1.5 mm. long; pappus 

 nearly white, the outer series 0.7 mm., the inner 4 mm. long. 



Type, Shafer 4176, from pine land, altitude 400 m., along the 

 trail from Rio Yamaniguey to Camp Toa, Oriente, Cuba, February 

 22-26, 1910, deposited in the Herbarium of the New York Botan- 

 ical Garden. 



