A revision of the germs Pteronia (Com/positae). 323 



56. P. PiMansii, Hutchinson, n. sp. 



Fritter 30-4-'> cm. altus ; ramuli plus minusve viscosi, costati, 

 glabri. Folia opposita, basi vix connata, linearia vel subspatulato- 

 linearia, apice obtusa, 1-4 cm. longa, 1*5- 3 mm. lata, crassa carnosaque, 

 glabra, subtus convexa, supra concava, distincte unicostata ; juniora 

 maculata. Capitula pluriflora, terminalia, solitaria, sessilia, phis 

 minusve cylindrica, 2'5-3 cm. longa, supra paullo angusta, in medio 

 circiter 1 cm. lata. Bracteae involucri circiter 6-seriatae ; extimae 

 oblongo-ellipticae, apice rotundatae, circiter 4 mm. Longae; intimae 

 lato-lineares ; omnes paleaceae, marginibus submembranaceis dentato- 

 ciliatis, glabrae. Receptaculwm convexum, alveolatum, 5 mm. latum. 

 Tubus corollae cyliudricus, costatus, circa 1 cm. longus, giaber ; lobi 

 lineari-lanceolati, apice subacuti, 4 mm. longi. Achaenia 6-7 mm. 

 longa, pilis albis sericeis appresse villosa. Pappus 1 cm. longus, 

 stramineus. 



A bush 30-45 cm. high, branchlets more or less viscid, not hairy, 

 ribbed, brown when dry. Leaves opposite, contiguous but scarcely 

 connate at the base, linear, or subspathulate-linear, obtuse, 14 cm. 

 long, 1*5-3 mm. broad, thick and fleshy, finely spotted when young, 

 soon quite glabrous, convex below, concave and with a distinct midrib 

 above. Heads several-flowered, terminal, solitary, sessile, more or less 

 cylindric, 2*5-3 cm. long, slightly contracted in the upper half, about 

 1 cm. in diameter across the middle. Involucral &?*ac£s about 6-seriate : 

 the outermost oblong-elliptic, rounded, about 4 mm. long ; the inner- 

 most broadly linear, all chaffy with submembranous jagged -ciliate 

 margins, otherwise glabrous. Receptacle convex and deeply honey- 

 combed, 5 mm. in diameter. Corolla-tube cylindric, ribbed, nearly 

 I cm. long, glabrous ; lobes linear-lanceolate, subacute, 4 mm. long. 

 Achenes 6-7 mm. long, appressed-villous with silky white hairs. 

 Pappus 1 cm. long, very pale yellow. 



Distrib. — Little JNTamaqu aland ; common from top of pass North of 

 Glaries to Brakdam, December, Pearson & Pillans, 5609 ! Vanrhyns- 

 dorp ; slope north of and facing Nieuwe Rust, December, Pill an*, 

 5553 ! 



57. P. oblanceolata, Phillips, n. sp. 



Rami glabri. Folia, opposita, basi paullo connata, oblanceolata, 

 apice subacuta, basi attenuata, 1-1*6 cm. longa, 2-3- r > mm. lata, plana, 

 carnosa, glabra. Capitula 15-20-flora, sessilia, terminalia, 1*5-2 cm. 

 longa, circa 1*5 cm. lata, obconica. Bracteae involucri 4-seriatae, 

 ovatae ad lanceolatae, apice obtusae vel subobtusae, glabrae, margini 1 tus 



