A revision, of the genus Pteronia (Compositae). 291 



on west slopes of Piquetberg Mtns., October, Bolus ! Malmesbury ; 

 Saldhana Bay, 50 ft., September, Bolus, 12704! Darling? Bachmann, 

 384! Worcester, near the Hex River, Bolus, 5197,! South Africa, 

 without precise locality, Masson ! 



8. P. erythrochaeta, DC. Prodr. v. 358. 



A scrubby shrub about 2 ft. high ; branchlets minutely pubescent 

 when young, at length glabrous, with greyish bark. Leaves ovate or 

 ovate-lanceolate, subacute, 8-6 mm. long, 15-2 mm. broad, usually 

 distinctly 1-nerved beneath, finely canous-pubescent. Heads 4-5- 

 flowered, solitary, sessile, turbinate, 1-1 "5 cm. long, about 8 mm. in 

 diameter. Involucral bracts 5-6-seriate, lanceolate, acute or subacute, 

 1-nerved, finely puberulous with membranous margins tinged with 

 red, minutely ciliate. Corolla 1 cm. long ; lobes lanceolate, subacute, 

 2 mm. long. Achenes 3 mm. long, oblong-linear, coarsely and densely 

 villous. Pappus 1 cm. long, bright purple. —Drege, Zwei Pflanzen- 

 geogr. Docum. 61 ; Harv. in Harv. & Sond. Fl. Cap. iii. 100. 



Distrib. — Upper Region to George : 



Fraserburg ; between Karree River and Klein Quaggas Fontein, 

 August, Burchell, 1403! Carnarvon; Sihiet Fontein, September, 

 Burcliell, 1546 ! Jansenville ; Zwart Ruggens, Karroo Plats, 2000 

 3000 ft., August, Drege! Murraysburg, Tyson \ Middleburg ; 

 Culmstock, October, Galpin, 5589 ! George, Pappe ! 



The bright purple pappus is a striking feature of this species. 



9. P. quinqueflora, DC. Prodr. v. 363. 



A small shrub 8-12 in. high; branches elongated, terete, canous 

 pubescent, becoming glabrous with age ; twigs opposite ; bark brown, 

 smooth. Leaves opposite, slightly connate at the base, linear or 

 lanceolate-linear, subobtuse or subacute, 1-nerved beneath, canous- 

 tomentellous. Heads 3-4-flowered, terminal, sessile, solitary, 09- 

 1 cm. long, about 5 mm. in diameter, oblong. Involucral bracts about 

 4-seriate, more or less ovate, subacute, with a distinct midrib, 

 greenish, with a band of short canous indumentum up the middle. 

 Receptacle flat, honeycombed, fimbriated. Corolla 09-1 1 cm. long, 

 tubular, 5-angled below ; lobes 275-3 mm. long, lanceolate, subacute. 

 Stamens inserted £ down the corolla-tube ; filaments 3-5 mm. long, 

 filiform ; anthers 4 mm. long, linear, lanceolate and acute at the apex. 

 Style 9 mm. long, terete; style-branches 3-35 mm. long, linear, 

 becoming lanceolate-ovate near the apex, papillous on the broadened 



