600 Lxxi. COMPOSITE [Senecio 



smallest, scarious and often lacei^ate-ciliolate at the tip, extend- 

 ing to the base of the capitula ; flowers yellow ; involucral scales 

 about 15, narrowly oblong or sublinear, united at the base ard 

 some of them much higher up, pale yellowish-green, with scarious 

 margins, darker near the scarious lacerate-ciliolate tips, sub- 

 uniseriate, about ~ in. long, imbricate ; female florets few, exterior, 

 fertile ; the ligula i in. long, very shortly lobed at the apex ; the 

 style shortly cleft} ; hermaphrodite florets numerous, discoid, 

 j% in. long, fertile j the corolla shortly 5 -lobed; anthers at 

 length exserted, shortly appendaged at the apex, their bases 

 caudate ; the style-branches at length exserted, narrow, truncate, 

 exappendiculate ; achenes (young) subterete, glabrous ; the pappus 

 copious, white, setose, i in. long ; the setiB pauciseriate, minutely 

 scabrid. 



HuiLLA. — In swampy willow-beds at the banks of the river 

 Quipumpunbime, Humpata ; fl. Jan. and March 1860. No. 3676- 



This is nearly related to S. lo)tgipedu)icidut(i Volkens, from the 

 Transvaal Republic, collected by Dr. F. Wilms, nn. 800 and 800rt. 



9. S. strictifolius Hiern, sp. n. 



An annual, erect herb, 2 to 3 ft. high, nearly glabrous ; stem 

 more or less angular, sulcate-costate, virgate, simple and purplish 

 below, corymbosely branched and paler towards the apex at the 

 inflorescence, leafy ; leaves alternate, suberect, narrowly elliptic- 

 oblong, rather obtuse at the mucronulate apex, attenuate towards 

 the sessile or subsessile somewhat clasping base, scarcely decurrent, 

 pale, yellowish -green on both faces, rigidly herbaceous, slightly 

 puberulous with a deciduous or nearly obsolete down, cartilaginous- 

 serrulate and narrowly revolute on the margin, 2 to 3 in. long 

 by i to i in. broad ; capitula heterogamous, radiate, campanulate, 

 calyculate, \ in. long, numerous, glabrous, on slender bracteate 

 pedicels ranging up to ^ in. long, arranged in flat-topped terminal 

 rather lax cymes of 3 to 4 in. in diameter ; flowers yellow ; caly- 

 culous consisting of a few narrow bracts like the uppermost bracts 

 on the pedicels; involucral scales uniseriate, about 13, linear-oval, 

 about i in. long, dark-i-eddish at each end, scarious on the margin ; 

 female florets marginal, uniseriate, radiate, about 12, fertile; the 

 ligule oblong, minutely lobed at the apex, i in. long ; disk-florets 

 about 29, hermaphrodite tubular, i in. long ; the corolla thin, 

 short 5-lobed; the anthers partly exserted, shortly appendaged 

 at the apex, obtuse and exappendiculate at the base ; style- 

 branches exserted, rather short, slender, obtuse, exappendiculate ; 

 ovary glabrous, smooth, with a thin whitish ring round the apex 

 from which arises the deciduous rigid whitish rather copious erect 

 setose pappus ; the setae minutely barbellate, about \ in. long ; 

 receptacle narrow, somewhat papillose. 



Hi'iLLA. — In marshy places along streams near Lopollo and at the 

 lake of Ivantilla ; fl. 14 March 1860. No. 3675. 



Nearly related to S. Serra Sond., non Schweiuf. ; it differs by more 

 numerous florets and smaller foliage, etc. 



