702 ‘PROTEACE (Phillips & Hutchinson). [ Sorocephalus. 
Leaves flat or shallowly and broadly concave on 
the upper surface : 
Leaves keeled or grooved below, 4-9 lin. long : 
Leaves mostly pilose, somewhat scabrous when 
older ; bracts subtending the flower-heads 
more or less glabrous outside aa ... (5) phylicoides. 
Leaves usually glabrous, smooth ; subtending 
bracts densely villous outside ase ... (6) lanatus. 
Leaves smooth and convex below, not keeled or ; 
grooved, 3-4 lin. long ... ee Si. ... (7) Schlechteri. 
Leaves terete except for a very narrow groove on the 
upper surface : 
Leaves straight or if falcate then the. perianth- 
limb bearded, less than ? in. long, usually 
less than } lin. thick, mostly pilose when 
young : 
Perianth-claws straight or slightly recurved in 
the open flower ; fruits (where known) less 
than 2 lin. long : 
Leaves tuberculate or scabrous, especially 
when young eee ay ae ... (8) clavigerus. 
Leaves smooth : 
Leaves filiform, scarcely } lin. thick ; floral 
bracts glabrous or nearly so outside ... (9) tenuifolius. 
Leaves stout, nearly 3 lin. thick ; floral 
bracts glabrous outside fa ... (10) salsoloides. 
Leaves stout, nearly 4 lin. thick; floral 
bracts rather densely pubescent outside (11) rupestris. 
Perianth-claws strongly spirally twisted in the 
open flower ; fruits 24 lin. long... ... (12) teretifolius. 
Leaves strongly falcate, 3-1 in. long, 3-1 lin. 
thick, glabrous when young ; perianth-limb 
shortly pubescent ; ave vee ... (18) crassifolius. 
1. 8. imberbis (R. Br. in Trans. Linn. Soc. x. 140); a small 
shrub about 2 ft. high ; branches rough with the scars left by the 
fallen leaves, rather densely pubescent when young ; leaves 3-1 in. 
long, slender, acicular, acutely apiculate, with a very narrow groove on 
the upper surface, otherwise terete, glabrous ; heads about 6-flowered,, 
crowded in dense racemes partially clasped by the leaves ; bracts 
subtending the secondary peduncles about 4 in. long, narrowly 
lanceolate, acuminate, pubescent ; secondary peduncles about 1 lin. 
long, tomentose ; floral bracts similar to those subtending the 
peduncles but smaller; perianth-tube ? lin. long, glabrous ; seg 
ments 2} lin. long ; claws pubescent, at length spirally coiled ; limb 
3 lin. long, elliptic-lanceolate, subacute, quite glabrous outside ; 
anthers ellipsoid; hypogynous scales linear; ovary ellipsoid, 
adpressed-pubescent ; style nearly 4 lin. long, glabrous ; stigma 
1 lin. long, ellipsoid, subacute ; fruits 2 lin. long, 1} lin. in diam., 
oblong-ellipsoid, slightly longitudinally wrinkled, brown, shining, 
labrous. Roem. & Schultes, Syst. Veg.: iii. 389 ; Meisn. in DC 
oOo 
eae A ; 
Prodr. xiv. 303, excel. var. longifolius. Protea imberbis, Poir. Encyel. 
. 
