118 Britton: Cuban Plants New to Science 



River-cliffs, Enseneda de Mora, Oriente (Britton, Cornell 

 & Shafer 12937). 



Chaptalia Shaferi Britton & Wilson, sp. nov. 



. Leaves 3-8 cm. long, lyrate or lyrate-pinnatified, shqirt-petioled 

 or sessile, obtuse or acutish, the terminal lobe much larger than 

 the others, the upper surface dark green, glabrous, the under 

 surface densely white-lanate ; scape very slender, glabrous below, 

 slightly tomentose above, 2 dm v long or less ; involucre subcam- 

 panulate, about 5 mm. high, its bracts linear, acute, glabrous; 

 achenes fusiform, minutely hispidulous, brown, the slender beak 

 about half as long as the body ; pappus longer than the achene, 

 brownish-white. 



River-banks and wet rocks, Oriente. Type from sandy bank 

 of Rio Yamaniguey (Shafer 4203). Confused in C. Wright's 

 collection with C. stenocephala Griseb., and with C. pumila of 

 Jamaica. 



Chaptalia Rocana Britton & Wilson, sp. nov. 



Leaves several, membranous, spatulate-oblanceolate, 15 cm. 

 long or less, repand-pinnatifid, crenate, or some of the smaller 

 ones entire, acute or obtuse, dark green and glabrous or nearly so 

 above, white-lanulose beneath, the petioles sometimes as long as 

 the blades ; scapes nearly filiform, 5-10 cm. long, floccose or be- 

 coming glabrous; involucre subhemispheric, 6-7 mm. long, its 

 bracts linear, acuminate, glabrate ; achenes (immature) filiform, 

 minutely hispidulous, brown, the short beak less than one quarter 

 the length of the body ; pappus longer than the achene, brownish- 

 white. 



Mountains of southern Santa Clara. Type from stones in 

 Rio Caracusey, Banao Mountains (Leon & Roca 7904). 



