596 LXXI. COMPOSITA. [Emilia 
3. E. albocostata Hiern, sp. n. 
A sparingly pubescent, suffruticose, 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; capitula homogamous, discoid, campanulate, somewhat 
turbinate at the base; & to 3% in. long, ecalyculate, glabrous 
except the base, erect, many-flowered, solitary ; peduncles glabrous, 
naked or nearly so, erect 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, + in. long, shorter than the florets; flowers 
yellow ; florets hermaphrodite, tubular, nearly 4 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, just 
exserted, each terminating in a very short deltoid-ovoid appendage ; 
receptacle 4 to 1 in. in diameter, at length convex; achenes +4 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, 
fed on 
about 5%, in. long. 
MossamMeEpes.—In hilly sandy places amidst Euphorbias ; fl. and fr. 
July 1859. No. 3573. 
This is nearly related to Senecio othonneflorus DC. 
64. NOTONIA DC. ; Benth. & Hook. f. Gen. Pl. ii. p. 446. 
1. N. Welwitschii. 
Senecio (Notonia) WelwitschiiO. Hoftm. in Bol. Soc. Brot. xiii. p. 33. 
Podachenium Welw. ms. ex O. Hoffm., /.c., 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 
