556 PROTEACE (Stapf). 
Flowers 23-34 in. long ; awns 3-5 lin. long: 
Leaves very obtuse to round and .emarginate at 
the tips, long attenuated at the base, almost 
petioled, 1-1} in. wide oie pat sib 
& Leaves subobtuse to subacute or, if obtuse, not 
emarginate, 4-1 in. wide, rarely wider : 
Leaves linear-oblong, very shortly attenuated at 
the base -... . ‘ 
Leaves oblanceolate, long attenuated at the base: . 
‘Outer involucral scales ovate, very: obtuse ; 
awns of perianth-lip 2} lin. long, with 
purplish villous-tips - acceler 
Outer involucral scales ovate-lanceolate, acu- 
minate ;awns of perianth-lip 34-4 lin. 
long, often spreading hs 
Perianth-tube spreadingly villous 
Leaves 3-5 lin. broad : 
Awns of the long and spreadingly villous perianth-lip 
_uptol5lin. long ... ... * eee ahs 
Awns of the perianth-lip up to 9 lin. long: 
Centre of flower-head umbonate: 
Outer involucral bracts with black tips 
Outer involucral bracts without. black tips 
Centre of flower-head slightly convex oe 
| Protea. 
(16) obtusifolia. 
(17) triandra, 
(18) Susanne. 
(19) calocephala. 
(20) Rouppellie. 
(21) longifolia. 
(22) ignota. 
(23). umbonalis. 
(24) ligulefolia. 
§3. Metirer®. Heads always terminal, 5 in, long; inner involucral 
bracts linear-oblong to broad-linear, not clearly differentiated into limb 
and claw, glabrous; flowers about 3 in. long; perianth-lip glabrous, 
excepting the bearded awns which are 3 lin. long; style gradually 
attenuated from the widened base, slender, subulate, gently curved or 
.. flexuous, without a»glandular depression at the base, gradually passing 
into the slender-spindleshaped acute stigma. © A tall shrub. 
Only species ,,, 
eee 
(25) mellifera. 
§ 4. Exserrm. Heads terminal, medium-sized to rather large, 24-4 in. 
long; inner involucral bracts exceeded by the stigmata, not clawed, 
with rounded villous tips, bordered with a short dense silky fringe ; 
perianth-sheath very slender, spirally coiled up after flowering and thus 
withdrawn from the long exserted styles, lip 3-toothed, more or less 
glabrous excepting an apical coma ; styles straight or nearly 80, subulate 
from a very slightly broader base, somewhat suddenly attenuated into 
the filiform obtuse or capitate stigma, Shrubs or undershrubs. 
Flowers over 3 in. long; perianth-lip 8-9 lin. long ; 
teeth up to 2 lin. long; stigma very slender, 
6 lin. long... see oe Ne soe bee 
Flowers up to 2} in, long; perianth-lip 5-7 lin. long; 
teeth up to 1 lin. long ; stigma 3 lin. long: 
Leaves densely woolly all, over when young ; flowers 
scarcely 2 in. long ; style 1$ in. long, including 
the stigma... eon’ eee ens eee pee 
Leaves never woolly allover; flowers over 2 in. long ; 
style 23 in. long, including the stigma: 
Style slender ; stigma not capitate _... ae 
Style stout ; stigma distinctly capitate ... 
- (26) longiftora. 
(27) subvestita. 
(28) lacticolor. © 
(29) Mundi. 
