Flora of the Malayan Peninsula. 655 



narrow-ellipsoid, short-stalked, 4-seeded, or in many species with 

 only 2 seeds. — Species about 200, i.e. after the genera Endopogon, 

 Nees, Pseudostenosiphonium, Lindau, and AcantJwpale, 0. B. Clarke, 

 have been taken out ; extending from warmer Africa to China and 

 Australia. 



Sect. 1. Heads capitate, occluded (except the corollas) between 

 two erect persistent bract-like floral leaves : — 



Leaves scarcely hairy ; bracts obtuse .. ..1. S. Maingayi. 



Leaves pubescent ; bracts produced in a strongly crenulate tip 2. 8. hibracteatus. 



Leaves rufous-ciliate on margins ; bracts with some rufous 



hairs . . . . . . . . . . 3. iS. hirtisepalus. 



Sect. 2. Flowers strobilate or in short heads, with conspicuous 

 rufous hair: — 



Heads ovoid, •! in. long; bracts -5 in. long, linear . . 4. S. rufo-sepalus. 



Heads strobilate, 2-25 in. long; bracts "Tin. long, spathu- 



late-oblong 



Heads capitate, l-o in. long ; bracts -75 in. long, linear 



Heads 2- to 3-flowered, very small ; bracts •25 to 1 in. Ion; 



spathulate 

 Sect. 3. Flowers strobilate, with grey hairs 

 Sect. 4. Flowers panicled ; bracts caducous or inconspicuous 



Panicle 8 by 5 in. ; the flowers in opposite distant parts 



Panicle 6 by 1 in. ; branches scarcely '25 in. long 



5. S .rufo-strobilatiis. 



6. S. rvfo-capitatun. 



7. S. riifo-pauper. 



8. S. Dijerianus. 



9. S. collinus. 

 10. S.pachyphyllus. 



1. Steobilanthes Maingayi, C. B. Clarke in Hook. f. Fl. Br. Ind. 

 IV. 448 (1884). Perennial, 2 to 4 ft. high, sparingly pubescent. 

 Leaves opposite, often very unequal, the larger 3 by 1 to 1"25 in., 

 crenulate, tip acuminate ; midrib beneath minutely scabrid ; surface 

 beneath often microscopically furfuraceo-puberulous, rarely at all 

 hairy ; petiole "125 to '25 in., pubescent. Flowers 1 to 5, capitate, in 

 an ovoid subsessile head enclosed by two ovate erect floral bract-like 

 leaves ; bract 1 by -25 in., quadrate-oblong, keeled, tip rather wide, 

 subobtuse, crenate ; prophylla similar to sepals. Sepals "4 in. long, 

 glabrous, oblong-subacute, membranous. Corolla 2 in. long, white (so 

 noted on several collections) ; tube long, narrow, funnel-shaped, linear 

 at base. Stamens 4, fertile, subsimilar; anthers oblong; filaments 

 glabrous, except sometimes 2 or 3 hairs close to the base ; pollen ellip- 

 soid, large (70 by 40 /x), with 12 to 16 longitudinal ribs and 2 stopples. 

 Style with a few scattered hairs. Capsule (not seen in the type 

 examples) oblong, -5 in. long, with 4 seeds, shaggy all over with 

 hygroscopic hairs. 



Penang : Maingay (K.D.) 1182 ; alt. 1800 to 2000 ft., Bidley 7167 ; 

 King's Collector Ib^b, 1791. Kedah : G^irtis 298. Peeak: 3000 to 

 4000 ft., King's Collector 8316. Selangoe : Kelsall 2004. 



