909 
ENCELIA canescens. 
Hoary Encelia. 
SYNGENESIA POLYGAMIA FRUSTRANEA. 
Nat. ord. Comrosirx. ‘Sect. Helianthee Cassini. 
ENCELIA Adans.— Involucrum polyphyllum, imbricatum. Recepta- 
culum conicum, paleaceum. Flosculi- disci tubulosi, hermaphroditi; radii 
ligulati neutri. Akenia obovata, compressa, margine villosa, apice emargi- 
nata, et calva. Suffrutices ramosi. Folia alterna, integra, trinervia, 
Flores terminales, longé pedunculati, subcorymbosi, flavi. Kunth. sy- 
nopsis, 2.467. 
E. canescens ; foliis ovatis trineryiis mollibus alternis, floribus corymbosis, 
Cav. icones. 1. p. 45. t. 61, 
Coreopsis limensis. Jacq. ic. 3. #. 594. 
E. canescens. Lam. encycl. 2.356. Pers. syn. 2.479. Kunth. l. c. 
Pallasia halimifolia. Willd. sp. pl. 3. 2260. Ait. Kew. ed. 2. 5.137. 
Suffrutex 2-pedalis, caule molli, pubescente, terete, ad apicem folioso. 
Folia lata, ovata, triangularia, obtusa, trinervia, incana, in petiola sub-decur- 
rentia, bast cuneata, utringue molliter velutina, longé petiolata: petiolis vil- 
losis, supertora integerrima, inferiora convexa subdentata. Flores termi- 
nales, gemini, longée pedunculati ; pedunculo pilis albis, patentibus, intertextis 
villoso, supra medium bracted solitarid, ovatd, subsessile, lanatd, recurvd, 
subcomplicatd. Inyolucrum villosissimum, duplex, patens, exterius 8-phyl- 
lum; foliolis ovato-lanceolatis, obtusis, torquatis, Interius foliolis totiden 
angustioribus, alternis, assurgentibus. Flosculi radii Jutei, circiter 12, uni- 
labiati, ligulati, lati, cuneati subplicati, invicem imbricati, omnino steriles, 
rudimento ovarit abortivo, obsoleto ; discoidei parvi, hermaphroditi, infundi- 
bulures, bast teretes, glanduloso-pilosi, apicem versis villis paucts patentibus 
aspersi, intus atro-purpurei, in paled cymbiformi, ipsarum longitudine, vil- 
losd, graminum glume simillimd involutt. Antheree atro-purpuree basi 
mutice, apice membranacee ovate. Ovarium compressum, tenue, obovatum, 
truncatum, pilosum, utrinque villis diaphanis marginatum. Pappus zzdlus. 
Stylus jiliformes, glaber, apice purpureus. Stigmata linearta, recurva, 
papulosa, atro-purpurea. Receptaculum foveatum, paleis cymbiformibus, 
supra-dictis squamatum. a 
For the introduction of this pretty genus of Com- 
posite the public is indebted to Robert Barclay, Esq., of 
