Relhania.] COMPOSITZ (Harv.) 299 
Leaves very obtuse, nerveless or nearly so... ... (5) affinis. 
Inner iny. scales long, narrow, acute ... ... .. ) 
Heads solitary, sessile, terminal : 
Leaves thickish, 1-nerved or nerveless : 
Leaves opposite, linear-trigonous, hook-pointed ..._ (7) euneata. 
Leaves alternate, linear, thick, obtuse, dotted ... (8) sedifolia. 
Lvs. alternate, fleshy, acute; invol. scales lacerate (9) centauroides, 
Leaves 3—-5- or many-nerved, rigid, pungent : 
Ray-fl. not much longer than the involuere : 
Leaves green on both sides, dotted above ... (10) quinquenervis, 
Leaves tomentose-canescent on the upper surface: 
Lys. with 3~5 subdistant ribs beneath ... (11) trinervis. 
Lys. closely multi-striate beneath ... .... (12) pungens, 
Ray-fl. fully twice as long as the involucre; leaves 2 
Rear ere (13) speciosa, 
glabrous, veiny beneath ... .. 
Sect. 3. RHyNcnorstp1um. Small annuals. Achenes shortly beaked. Pappus of 
many short scales. (Sp. 14-16.) 
Heads ovate, few-flowered ; rays shorter than the involucre : 
see 
ae 
Heads sessile or subsessile ... (14) sessiliflora. - 
Heads on long peduncles gw ww. eee ee (15) pedunculata, 
_ Heads campanulate, many-fl.; rays much longer than the 
involucte®: >. 22° hae a se ae oe 1) pia. 
Sect. 1. Renwanta (Less.) (Sp. 1-3.) 
1, R. ericoides (Cass. Dict. XLV. 30) ; leaves linear-involute, some- 
what keeled, recurvo-mucronate ; heads solitary, subsessile ; inner inv. 
seales acuminate ; pappus tubular, membranous, toothed. Leyssera 
ericoides, Berg. Cap. p. 294, excl. syn. 
Var. a, santolinoides ; leaves about 1 inch long, the younger canescent. 2. san- 
tolinoides, L’ Her. Sert. Angl. 24. Thunb.! Cap. 640. Less.! Syn. 374. DC.! l. c. 286. 
Var. 8. paleacea ; leaves 3-4 lines long, mostly green. A. paleacea, L’ Her. l. c. 
Thunb.! Cap. 640. Less.! Syn. 375. DC. 1. c. Leyssera paleacea, Linn. Syst. 641. 
Has. Hills round Capetown, and in Worcester and Stellenbosch, Thunberg! Drege! 
E. § Z.! Pappe! W.H.H., &e. (Herb. Th., D., Hk., Sd.) 
About a foot high, corymbosely much branched, closely leafy. Leaves heath-like, 
3-6-7 lines long, } line wide, green or canescent, spreading. Heads ending the 
branches. Iny. glossy, pale horn-colour. Pappus crenulate. Pale narrow-linear, 
conduplicate, one- entire. 
2. R. rotundifolia (Less. Syn. 375); twigs tomentose, leaves oblong 
or obovate, very obtuse, callous-tipped, flattish, with slightly inflexed 
margins, on both sides albo-tomentose, but more thickly on the upper ; 
heads terminal, solitary, sessile, campanulate, the inv. scales broadly 
oblong, very obtuse, membrane edged ; pappus tubular, membranous, 
erenate. DC. 1. c. 286. Gorteria ovata, Vahl., fide Less. 
Has. Cape, Hb. Vahl, Groenekloof, Eckl. Klipfontein, Zey.! 917. (Hb. Hk., Sd-) 
Shrubby, distantly branched ; the old branches naked, the younger closely leafy. 
Leaves inch long, 2~3 lines wide, canous on both sides. Inv. scales somewhat 
bullated. Rays short. Pappus tubular, half as long as the ovary, toothed. A very 
distinct species. 
3. R. squarrosa (L’Her. Sert. Angl. 24); leaves oblong or oval, 
squarrose-recurved, acute-mucronate, subpungent, one-nerved, glabrous, 
punctate ; heads corymbose, cylindrical, shortly pedicelled ; inv. scales 
closely-imbricate, flat, oblong, the innermost spreading, obtuse; palee 
