382 SYNANTHEBE^.- 



tapering base, remotely serrate or serrulate above, glabrescent on the upper side ; corymbs 

 compolid, special subglobose ; heads 12-18-flowered r ligules 5-6, linear, Z-dentate, half 

 as long again as the involucre; scales of the involucre 10-12, accessory few, short, linear.— 

 Cineraria Sm. I Senecio jamaicensis, DC.—k shrub (Sw), but somewhat trailing (Pd) ; 

 leaves 1 2''-5" long ; involucre 4'" long ; teeth of the disk-flowers linear ; style-branches ex- 

 actly as in e. Qumtngii ■■ basilar tumour conical ; achenium glabroas, callous at the thick- 

 ened base.— Hab. Jamaica!, Sw., Macf., IFils., in the mountains, near S. Ann's bay, West- 

 moreland, southern districts. 



53. SENECIO, L. 



Head radiate, rarely discoid : ray-flowers ? , Kgulate. Involucre 1-seria], with exterior 

 accessory scales. Receptacle flat, naked. Style-branches truncate, or with a short conical 

 appendage. Achenium subcylindrical : pappus soft. — Our West Indian species are shrubs, 

 with corymbose inflorescence. 



Sect. 1. PEaicALiA. — Corolla of the disk abruptly dilated at the base. Style with u, 

 basilar hemispherical tumour : branches convex at the summit. — Kay white. 



144. S. discolor, DC. Branches arachnoid-tomentose, glabrescent; leaves oblong- 

 lanceolate, acuminate, serrulate, glabrous above, white-tomentose beneath, arch-veined ; 

 corymbs compound ; involucral scales 8-10, oblong-linear, tomentose in the middle, acces- 

 sory linear-setaceous ; ligules 5 (4-6), obovate, shortly exserted ; disk-flowers 10-15 ; ache- 

 nium nearly glabrous. — Bot. Mag. t. 2647. — Cineraria, Sw. — 5'-6' high ; leaves 2"-6", in- 

 volucre 2"'-3'" long ; the ray-flowers white, with the disk yellow (" flores albido-lutescen- 

 tes," Sw), but the ray becomes yeUow in being dried. — Hab. Jamaica !, all coll., common 

 in the mountains, from 400' to 4000' alt.. Port Royal, S. Andrews, Manchester. 



Sect. 2. CoNOQYNOXYS. — Corolla of the disk gradually dilated at the base. Style with a 

 basilar, conical tumour : branches conical, or convex at the sumndt, rarely mucronuie. 

 — Eay yellow. 



145. S. Sirartzii, i)C. Glabrous; branches cylindrical ; leaves oblong or elliptical- 

 oblong, pointleted, quite entire or repand-dentate, petioled : veins distant, pinnate ; corymbs 

 compound, fastigiate; scales cf the involucre 8-10, oblong-linear, acuminate, accessory 

 short ; ligules 4-3, oblong, half as long again as the involucre, disk-flowers 6-8 ; achenium 

 hairy .-^Cineraria glabrata, Sw. Gynoxys, Less. — 5'-6' high ; leaves 4"-3" long, blunt or 

 tapering at the base; involucre 4'" long. — Hab. Jamaica!, Macf., Pd., At., Wullschl., 

 March, in moist mountain-woods. 



146. S. lucidus, DC. Glabrous ; branches angular ,- leaves oblong-lanceolate, acumi- 

 nate (or "inferior elliptical"), serrulate, shortly petioled; veins &-\0-paired ; corymbs 

 compound ; scales of the involucre 6, oblong, bluntish, accessory few, short ; ligules 3 (-4), 

 lanceolate, nearly twice as long as the involucre, disk-flowers 8-4 ; achenium glabrous ; pap- 

 pus pale-straw-coloured. — Plum. Ed. Burm. t. 154 : differing by elliptical leaves. — Cine- 

 raria, Sw. Gynoxys, Less.- An arborescent shrub ; leaves 6"-4", involucre 3'" long. — Hab. 

 Dominica !, Imr. ; "Trinidad {Sieb.) ; [French islands !, in mountain-woods at 3000' alt.]. 



147. S. Padyenii, Gr. {n. sp.). Glabrous; branches cylindrical; leaves lanceolate- 

 oblong or oblong, pointed, tapering into the long petiole, dentate-repand above, with distant, 

 blunt, callous teeth : principal veins W-12paired, alternating with a loose network ; 

 corymbs few-branched ; scales of the involucre 5, oblong, blunt, accessory few, minute ; 

 ligules 2-3, lanceolate, 3-dentate, i longer than the involucre, disk-flowers 5-3 ; achenium 

 glabrescent: pappus white.— Leaves 6"-5" long, 2"-14" broad: petiole 1"-H", involucre 

 3'" long. — Hab. Jamaica!, Macf. 



148. S. laciniatus, DC Glabrous or pubenilous, glabrescent ; branches cylindrical; 

 leaves spathulate-oblong, runcinate-lobed, tapering at the base : lobes remotely denticulate : 

 veius pinnate : petiole clasping at the base ; corymbs branched ; scales of the involucre 

 12-14, oblong-linear, bluntish ; " ligules 6, ovate, emareiuate, disk-flowers 20-24." — Cine-' 

 raria, Sie. Gynoxys, Less. — Leaves 5"-6", involucre 3'" long.— Hab. Jamaica 1, Macf., on 

 the peaks of the Blue Mountains. 



