194 



CXVII. PROTEACEiE (bAKER AND WRIGHT). 



[Protea, 



or rarely solitary; bracts small and caducous, or large, imbricate, 

 persistent and hardened in fruit. 



Genera 50, species nearly 1000, chiefly in South Africa and Australia ; a few in 

 South America, Tropical Asia, and the South Pacific Isles. 



Flowers in heads surrounded by an involucre of large imbricate 



bracts 1, Peotea. 



Flowers ill spikes or racemes, witliout any involucre . . .2. Faurea. 



1. PROTEA, Linn. ; Benth. et Hook. f. Gen. PI. iii. 169. 



Flowers hermaphrodite, irregular. Perianth-tube more or less in- 

 flated at the base, then linear and more or less dorsally compressed, 

 often incurved ; limb cylindric and slightly wider than the tube in 

 bud, the posticous segment deeply separating from the others, which 

 form an entire or shortly 2-3-fid lip. Anthers subsessile on the 

 perianth-limb, free, linear ; connective produced beyond the cells. 

 Hypogynous scales 4, linear, slender or obsolete. Ovary densely 

 clothed with long hairs ; ovule solitary, amphitropous, laterally fixed ; 

 style rigid, often persistent and woody, subulate, compressed, angular 

 or narrowly winged ; stigma small, terminal or oblique. Nut densely 

 bearded, terminated by the persistent style.— Shrubs or small trees. 

 Leaves alternate, coriaceous, rigid, quite entire. Flowers in dense 

 globose or turbinate (rarely oblong) heads ; receptacle thick, flat or 

 convex; involucral bracts numerous, imbricate, coriaceous or woody, 

 the innermost often long and coloured. 



Species about 100, the majority in South Africa. 



Leaves linear, not more than 4 lin. wide. 

 Bracts hairy outside. 



Branches glabrous .... 



Branches hairy at first. 



Innermost bracts very acute . 

 Innermost bracts obtuse. 

 Leaves lanceolate 

 Leaves linear or oblong 

 Bracts glabrous outside. 



Perianth as long as the innermost bracts 

 Perianth shorter than the innermost bracts 

 Leaves oblong, more than 4 lin. wide, not more 

 2 in. long ....... 



ljc;,veB oblong or broadly oblanceolate, more than 

 wide and 2 in. long. 

 Leaves distinctly petioled . 

 liPaves very shortly petioled 

 Leaves sessile. 



Bracts glabrous, except at the margin. 

 Perianth glabrous or nearly so 

 Perianth densely silky above 

 Bracts hairy. 

 Leaves glabrous. 



Lateral nerves spreading . 



than 



4 lin. 



1. P. Baumii. 



2. P. hcemantha. 



3. P. Lemairei. 



4. P. trickophylla. 



5. P. linearifolia. 



6. P. paludosa. 



7. P. hecktnanniana. 



8. P. petiolaris. 



9. P. praticola. 



10. P. kilimandtcharica. 



11. P. Nyas<2, 



12. P. Kirkii. 



