214 



luN. Urbän: 



ß, Rami sexanguli, Capitula sessilia 



*}* Folia basi rotundala usque leviter subcordata, 5 — 7-pli-nervia. 

 Bracteae obovato - oblongae usque spatliulatae. Corollae lobi 

 Janceolato- lineares. — Antill. minor. 



13. M. latifolia Smith. 



ff Folia basi subabriipte et cuneatiin in petiolum protracta, penni- 

 nervia. Bracteae super, lanceolato- lineares v. lineares. Corollae ^ 

 lobi ovati. — ■ Cuba . . 14. Jf. oopetala Urb. 



b. Folia e petiolo 3 — 5-nervia. 



a. Folia integra, dentata v. inciso-lobata 



f Pseudostipulae obviae 



Rami breviter pubescentes. Capitula 2 — 8 mm. longe pedi- 

 cellata. Involucri squamae 6,5 — 7 mm. longae apice obtusae 



V. rotundatae. — Portorico 



15. M, /5 



ff Pseudostipulae nuUae 



Hcrft 



ß 



Involucri squamae 6 — 10 mm. longae. Corollae lobi lanceo- 

 lati, margine undulato-crispati recurvi v. revoluti. Pappi 

 setae 54 — 76 



Involucri squamae apice obtusae v. rotundatae. 

 Folia hastato-deltoidea chartacea. Bracteae obovatae 

 V. anguste obovatae. — Cuba 



16. Jf. reticulosa 0. Wr. 



Folia ovata v. pleraqne triangularia membraiuicea. Brac- 

 teae ovatae v. oblongae. — - Jamaica 



17. M Troyana Urb. 



Involucri squamae apice acuminatae. 

 Eami teretes scabriusculi. Folia subtriloba. Involucruni 

 ö,5 — 10 mm. lougum. — Cuba 



18. J/. crispiflom C. Wr. 



Rami plus minus hexagoni, breviter pubescentes. 1""^ 

 margine infero crenata v. undulato-denticulata. 1"^ 

 lucrum 6 — 8,5 mm. longum. — Antillae 



19. ilf. cor di folia W. 



§§ Involucri squamae 6 — 7 mm. longae, obtusiusculae v. acvitae. 

 Corollae lobi lauceolati margine plani erecti. Pappi sewc 

 70 — 80. — Hispaniola, Portorico 



20. M. odoratissima Urb. 



§§§ Involucri squamae 3,5 — 6 mm. longae, acutae v. acuminatae. 

 Corollae lobi triangulari- ovati, margine plani, erecti v. recnrv . 

 Pappi setae 34 — 46. — Antillae 



21. M. seandens W. 



t Olabrao v. minute pilosulae. Pedicelli 1 — 6 mm., involucruui 

 acutum 4 — 4,5 mm. longa. Pappi setae 33 — 40. 



