Ghiidia. 



CXVIII. THYMELiEACEiE (PEARSON). 



217 



Bracts coloured or scarious. 



Lateral heads sessile . . . . . 



Lateral heads peduncled. 



Terminal peduncle leafless below the head. 

 Peduncle erect or suberect. 



Leaves 2 lin. broad . . . . 



liCaves ^ lin. broad .... 



Peduncle weak; head nodding. 



Calyx-tube -^ in. long, silky pubes- 

 cent ...... 



Calyx -tube \ in, long, shortly pubes- 

 cent ...... 



Terminal pediincle leafy to the top. 



Htad 6-12-flowered .... 



Head many -flowered . . . . 



***Calyx-tube not glabrous below the articulation. 



Hciids 1-3-flowered ...... 



Heads more than 10-flowered. 



Bi-acts caducous ...... 



Bracts persistent. 



Bracts recurved during flowering 

 Bracts erect or spreading during flowering. 

 Plant about 3 in. high, with prostrate or 

 ascending stems . '. . . 



Plant more than 6 in. high, with erect 

 stems. 

 Bracts obtuse or rounded. 



Leaves all alike .... 



Stem and branches heterophyllous 

 Bracts acuminate or acute. 

 Bi'acts densely pilose 

 llracts ciliate on the margins . 

 Bracts quite glabrous. 

 Leaves flat, obtuse 

 Leaves flat, acute. 



Flowers at least -^ in. long 

 Flowers \ in. long . 

 Leaves pinoid, acute 



]. G. leiantha, Gilg in Engl. Jahrh. xix. 261. Flowering stems 

 erect, frequently branched at the base, stout, glabrous, 6-12 in. high, 

 apparently arising from a stout rhizome. Leaves crowded, linear- 

 lanceolate, glabrous, somewhat acute at the apex, narrowed at the base, 

 J-f in. long, 1-1^ lin. broad. Heads 8-12-flowered, pedunculate ; 

 peduncle leafless, \-l in. long ; involucral bracts 4-5, broadly ovate, 

 rounded at the apex, membranous, coloured, equal in length to the 

 I flowers. Flowers 4-merous. Calyx-tube cylindric, slender, short, 

 ! glabrous, smooth, J-Jin. long; lobes ovate, glabrous, 1-1 J lin. long, 

 J-J lin. broad. Petals oblong, glabrous, somewhat thickened, rather 

 more than half as long as the calyx-lobes. — Engl. Pfl. Ost-Afr. 

 C. 28:1 



Mozamb. Dlstr. German East Africa : Unyamwezi ; Lake Shai, Stuhlmann ! 



