Compositae. 271 



Obs. A förmig P. ciliaris L. habitu simillirais costa media involucri 

 crasse prominente et usque ad apicera producta sicut floribns radii involu- 

 crum parum superantibiis facile digiioscenda. 



4. Pectis teniiieaiilis Urb. anniia prostrata \. ascendens (v. initio 

 subsimplex et erecta), caulibus 3 — 15 cm. longis dichotome ramosis, 

 ad basin raro radicautibus, 0,4 — 0,8 mm. crassis, brevissime bifariam 

 pilosls, superne plus raimis compressis; foliis oblongo-lanceolatis v. 

 oblonge -linearibiis, 5 — 15 mm. lougis, 1,5 — 3,5 mm. latis. apice obtuso 

 mucronatis v. obsolete apiculatis, ad basin versus paribus 3 — 5 setarum 

 ciliatis, glandnlis crebris (raro parcis v. parcissimis) in facie subtus 

 inordinate sparsis; capitulis in dichotomiis v. ad apicem ramorum soli- 

 tariis v. plerumqne in glomerulos 2 — 5-cephalos collectis sessilibus v. 

 usque 2 mm. longa pedunculatis, 5 — 6 mm. longis, 1,5 — 2 mm. crassis; 

 involucri phyllis 3, obovato-oblongis, apice obtusis v. subtruncatis, 

 nunc obsolete et obtuse apiculatis, 4 — 5 mm. longis, superne 2 — 2,3 mm. 

 latis, dorso fere usque ad apicem crasse et obtuse carinatis, glandulis 

 juxta marginem parcis v. parcissimis linearibus v. oblongis, sub apice 

 crebrioribus ovalibus v. subrotundis inspersis; floribus 7 — 8 in quoque 

 capitulo, flavis, 3 radii 3 mm. longis, styli ramis parti integrae aequi- 

 longis V. dimidio longioribus; floribus 4 — 5 disci 2 mm. longis; pappi 

 squamulis in radio 2 lanceolatis setaceo-acuminatis, denticellatis binc 

 illinc incisis, vix 1,5 mm. longis, nunc multo minore intus adjecta, in 

 disco 3 V. 4, raro 5, saepius inaequilongis, longioribus ut in radio; 

 achaeniis vix 3 mm. longis, breviter pilosis. 



Pectis tenuiemdis UrJ/. Sijmh. ant. I (1899) p. 468. 



PecHs prostrata Grisrh./ Flor. (1861) p. 378 (p.p.)., — non Cav. 



Hab. in Portori co prope Penuelas ad vias, prope Guanica in 

 fruticetis litoralibus, prope Saunas de Cabo rojo in graminosis, prope 

 Cabo rojo in pratis maritimis et in collibus ad Jojmda versus, fl. Jan., 

 Febr., Sept.: Sintenis n. 561, 561'^ 6924, 6987, Stahl n. 957; Antigua 

 in litoralibus prope St. Jean, m. Dec. flor.: Duss n. 5; Martinique: 

 Duss n. 970 '', Habn s. n., in litoralibus ad Case-Pilote 2 — 80 m. alt., 

 m. Aug. flor.: Duss n. 4078^ 



5. Pectis humifusa Sw. annua v. perennans, prostrata v. pro- 

 cumbens, caulibus plerumque numerosis, non v. inferne radicautibus, 

 5 — 40 cm. longis, breviter v. brevissime bilineatim pilosis; foliis oblan- 

 ceolatis usque obovatis, 3 — 12 mm, longis, 2 — 4 mm. latis, apice rotuu- 

 datis V. obtusis, raro acutatis, inferne v. acl basin paribus 2 — 6 setarum 

 ciliatis, glandulis crebris in facie inordinate sparsis subtus manifesti- 

 oribus obsitis, margine planis v, recurvis; capitulis in apice ramorum 

 et ramulorum abbreviatorum solitariis, sessilibus v. usque 10 mm. longo 



