596 Lxxi, COMPOSITE. [Emilia 



3. E. albocostata Hiern, sp. n. 



A sparingly pubescent, sviffruticose, much-branched herb ; 

 branches subterete, striate, alternate, leafy ; stem-leaves alternate, 

 oval oblong ovate or obovate, sessile, auriculate-clasping at the 

 base, membranous, subglabrous or puberulous, paucidentate in 

 repand, mucronulate at the apex, 2 to 2^ in. long by ^ to 1^ in. 

 broad ; caj)itula homogamous, discoid, campanulate, somewhat 

 turbinate at the base ; | to J in. long, ecalyculate, glabrous 

 except the base, erect, many-flowered, solitary ; peduncles glabrous, 

 naked or neai-ly so, ei-ect or ascending, 7 to 10 in. long, terminating 

 the branches ; involucral scales 8, uniseriate, erect in flower, 

 recurved after the fruit, linear-oblong, deltoid and minutely 

 ciliolate at the apex, very narrowly scarious on the lateral margins, 

 parallel -nerved, 4 in. long, shorter than the florets; flowers 

 yellow ; florets hermaphrodite, tubular, nearly ^ in. long ; corolla 

 membranous, shortly 5-lobed ; the lobes lanceolate, thickened 

 towards the apex, anthers shortly exserted and narrowly 

 appendaged at the apex, obtuse and not appendaged at the base ; 

 style-branches short, rather thick, somewhat compressed, jvist 

 exserted, each terminating in a very short deltoid- ovoid appendage ; 

 receptacle |- to ^ in. in diameter, at length convex ; achenes i in. 

 long, at length nearly black and glabrous except the 5 longi- 

 tudinal ribs which are clothed with short dense gland-like white 

 hairs; pappus whitish or at length white, copious, persistent, 

 about -^ in. long. 



MossAMEDES. — In hilly sandy places amidst Euphorbias ; fl. and fr. 

 July 1859. No. 3573. 

 This is nearly related to Senecio otlwnnaflorus DC. 



64. NOTONIA DC. ; Benth. ik Hook. f. Gen. PI. ii. p. 446. 



1. N. Welwitsehii. 



Senecio (Notonia) WelwitschiiO. Hofl[m. in Bol. Soc. Brot. xiii. p. 33. 



Podachcenium Welw. ms. ex O. Hofim., I.e., and in Herb. 



A succulent perennial sufFrutescent herb, with the habit of a 

 Kleinia or Cacalia, and, as to its capitula, with a distant resem- 

 blance to a Dianthus, the whole plant except the flowers 

 pulverulent-glaucous, 2 ft. high ; rhizome thick, oblique, fleshy, 

 tuberous, the tubers clustered several together ; stem straight or 

 ascending, cylindrical, fleshy, brittle, leafy ; the lower leaves large, 

 obovate-spathulate fleshy-succulent, brittle, coarsely and distantly 

 dentate, rather obtuse, on alate-canaliculate obtusely keeled semi- 

 amplexicaul petioles ; the upper leaves narrowly lanceolate, acumi- 

 nate, fleshy, brittle ; capitula homogamous, campanulate, smooth, 

 ecalyculate; involucral scales 8 to 12, erect, convex at the back; 

 peduncles fistular ; corolla tubular-hypocrateriform, equal, the 

 limb 5-cleft, patent, bright-scarlet, clothed at the base with a 

 long white pubescence; anthers surmounted at the apex with 

 lanceolate empty appendages, included; stigmas compressed- 

 spathulate, purple-barbellate outside, not or scarcely ciliate at the 



