E. L. EKMAN, WEST INDIAN VERNONIiE. 13 



B. Folia subtus breviter, sed dense tomentosa, subdis- 

 colora. 



1. Squamae interiores obtusae vel subacutae, intermediae 

 haud marginatae. V. fallax Gleason. 



2. Squamae interiores apiculatae, intermediae conspicue 

 marginatae. 



a. Folia basi attenuata. Calathidia 15-flora. 



V. incequiserrata Sch.-Bip. 



b. Folia ipsa basi rotundata. 



a. Folia anguste oblonga, apice rotundata. Cala- 

 thidia 22-flora. V. lingucefolia Ekman. 

 [3. Folia angustissime lineari-oblonga, apice brevi- 

 ter acuta. Calathidia 11 13-flora. 



V. aceratoides Gleason. 



II. Calathidia breviter pedunculata. Folia subtus argenteo- 



tomentosa. Hispaniola. V. Sprengeliana Sch.-Bip. 



Vernonia Sagneana DC. 



Tabula nostra I, fig. 5 (folium). 



Vernonia Sagrceana De Candolle, 1836, p. 55 ; Gleason, 1906 b, p. 

 183; 1913, p. 321. 



Vernonia rigida Sw. var. Sagrceana Grisebach, 1866, p. 144. 



Vernonia foliosa Wright in sched. herb. Grisebach non Gardn., 

 nee. Sch.-Bip. 



Pappi setae interiores persistentes, numero fere 40, te- 

 nues, filiformes, sordide brunnescentes. quam exteriores spa- 

 thulato-lineares, distinctae circ. 8-plo longiores. Flores in 

 speciminibus mihi commissis desunt. 



Hab. in Cuba: prope Havana, leg. Ramon de la Sagra, 

 n. 73 (P, Prodr, orig. spec), n. 230 (P), n. 663 (Prodr), sine 

 num. (CD); Wright n. 281 (G, KU, S), n. 284 (Bss, DC, P). 



The specimens collected by Wright agree in every par- 

 ticular with those collected by Ramon de la Sagra. 



Vernonia Valenzuelana A. Rich. ap. Sagra. 



Tabula nostra I, fig. 2 (folium). 



Vernonia Valenzuelana A. Rich. ap. Sagra, 1850, p. 33; Gleason, 1906 

 b, p. 184; 1913, p. 321, 322. 



Vernonia rigida Sw. var. Valenzuelana Grisebach, 1866, p. 144. 



