Tan, 5273, 
MUTISIA pEcURRENS. 
Decurrent-leaved Mutisia. 
Nat. Ord. Composit®: Muritst1r&.—SyYNGENESIA SUPERFLUA. 
Gen. Char. Capitulum heterogamum, ineequaliflorum, falso radiatum. Invo- 
lucrum pluriseriale ; squamis integerrimis, planis, imbricatis, exterioribus brevi- 
oribus. Receptaculum nudum. FI. disci hermaphroditi, radii feeminei. Corolle 
bilabiatee tubo 5—-10-15-nervio, in disco subtubulosee, fauce a tubo non dis- 
tincta; limdi labio ext. 3-dent., inter. bipartito lobis linearibus; radii labio 
exteriore amplo, liguleformi, apice 3-dentato; interiore bipartito lobis lineari- 
bus, interdum deficiente. -Anthere in fl. radii nulle, in fl. disci exserte, lon- 
gissime caudate ; filamenta papillosa, in fl. radii aut antheris orbate aut nulle. 
Stylus cylindraceus, basi tumidus, glaber, breviter 2-fidus. dchenium rostratum, 
costatum, glabrum, longum. Pappus biserialis, plumosus, longus, eequalis, pa- 
leis basi conferruminatis et ideo una caducis.—Frutices, sepius scandentes, 
Austr.-Americani. Folia alterna, pinnatisecta aut indivisa ; petiolo communi aut 
nervo medio in cirrhum sepius apice producto. Capitula solitaria, pedunculata. 
Flores purpurei, rosei, aut flavii—Numerus nervorum corollarum variat, nempe 
quintus ubi de more ordinis nervuli marginales nervorum concreti, decimus ubi 
nervuli marginales distincti, quindecimus ubi preter nervulos marginales dis- 
tinctos adsunt nervuli mediani. De Cand. 
Morrs1a decurrens; caule scandente subangulato folioram decurrentiis sub- 
alato, foliis sessilibus utroque margine decurrentibus lanceolato-linearibus 
planis integris integerrimisque, inferioribus ad basin paucidentatis, nervo 
in cirrhum bifidum producto, involucri subcylindracei squamis ovatis inap- 
pendiculatis appressis acutis infimis patentibus. 
Moutista decurrens, Cav. Ic. v. 5. p. 65. ¢. 467. De Cand. Prodr. v. 1. p. 6. 
Gay, Fl. Chil. v. 3. p. 268. 
Motista heliantha. Pepp. Exsicc. 2840 (fide De Candolle). 
The genus Mutisia is exclusively of South American origin, and 
consists of some forty species, remarkable for the peculiar habit, 
generally scandent, with cirrhose leaves, and for the great size 
and rich colouring of the flowers ; of which eleven kinds inhabit 
Peru, Ecuador, and Brazil, and these are distinguished by their 
pinnated and Vetch-like leaves: the rest appear to be almost 
‘OCTOBER IsT, 1861. ‘ 
