AliAfeASTRA t)IVER6A 283 



iiie^surements, as broad as long, while the rose-coloured .florets 

 are longer than the pappus instead of shorter. 



Senecio Swynnertonii, sp. nov. Herbacea, caule erecto 

 simplici satis elato valido distanter folioso eminenter striato 

 fistuloso glabro, foliis radicalibus — caulinis lanceolatis acutis vel 

 acuminatis basi sa^pe leviter amplexicaulibus crebro regulariterque 

 calloso-dentatis tenuiter membranaceis glabris, capitulis medio- 

 cribus radiatis calyculatis multiflosculosis in paniculam terminalem 

 corymbiformem polycephalam folia excedentem raribracteatam 

 dispositis pedunculis propriis quam capitula plane lougioribus 

 insideutibus, involucri campanulati phyllis circa 20 lineari-oblongis 

 sursum angustatis sphacelatisque dorso carinatis glabris, radii 

 flosculis 11 ut disci ex involucro eminentibus flavis, styli ramis 

 truucatis penicillatis, achaeniis anguste cylindricis costatis glabris, 

 pappi setis paucis scabriusculis albis. 



Hah. Rhodesia, Mt. Chirinda ; Swymierton. 



Folia ± 10 cm. long., 2-5-4 cm. lat., superiora minora in 

 bracteas inliorescentiaB transeuntia, penninervia nervis lateralibus 

 pluribus. Inflorescentige circiter 20 x 20 cm. Pedunculi proprii 

 ± 3 cm. long. Capitula florescentia 12 x 14 mm., post 

 floritionem 14 x 20 mm. Calyculi phylla circiter 7, anguste 

 linearia. Involucri phylla 8 mm. long. Radii fll. laminse late 

 oblongae, bidentatoe, longitrorsum 4-nerves, 7*5 mm. long. ; disci 

 corollas inferne filiformes juxta medium subito amplificatge, 6 mm. 

 long. Achfsnia 5 mm., pappus 7 mm. long. 



Apparently allied to S. Bitrtoni Hook, f., but different in several 

 respects, e. g. in the foliage and the involucres and achenes. 



Senecio versicolor Hiern. 



Hab. Rhodesia, Mt. Chirinda ; Sioynnerton. 



Hitherto known only a'S an Angolan plant. 



Senecio lactucsefolius, sp. nov. Herbaceus, perennis, caule 

 valido erecto pluriramoso ramis subdistanter foliosis minute 

 glanduloso-pubescentibus, foliis radicalibus longipetiolatis ovatis 

 obtusis nisi apice rotundatis basi obliquis plus minus truncatis 

 (petiolo interdum lobo vel lobis duobus onusto) margine dentato 

 vel dentato-undulato supra scabriusculo subtus praesertim in 

 nervis pilis brevibus glandulosis prseditis, foliis caulinis sessilibus 

 lanceolatis vel lanceolato-ovatis apice mucronatis basi auricula 

 magna amplexicauli dentata gaudientibus, capitulis homogamis 

 mediocribus circa 27-flosculosis in paniculam laxam corymbosam 

 dispositis, pedunculis propriis quam involucra longioribus ut 

 paniculi rami glanduloso-pubescentibus, involucri campanulati 

 extus glanduloso-pubescentis phyllis circa 12 lineari-oblongis 

 obtuse acutis apice ipso sphacelatis marginib'us membranaceis 

 additis paucis exterioribus filiformibus calyculum eflicientibus, 

 flosculis purpureis-, achasniis anguste cylindricis pluricostatis 

 glabris, pappi setis caducis glabris albis. 



Hab. Rhodesia, Melsetter; SivyvMerton. 



Folio radicalia (incluso petiolo) usque ad 18 x 19 cm., saepe 

 6-10 x 3-4 cm., petiolus solus plerumque 3-8 cm. long, FoUa 



