10 THYMELiEACE.E (Wright). [Passcvina. 



Leaves closely adpresscd to the branches, not more than 

 1^ lin. long: 

 Bracts smooth \?hen dry : 



Calyx woolly ( 5 ) laniflora. 



Calyx glabrous ... ( 6 ) paleacea. 



Bracts sulcately marked when dry : 



Leaves shorter than the internodes ; spikes elongated ( 7 ) rubra. 



Leaves usually longer than the internodes ; spikes 



congested : 



Branches at first tomentose : 



Leaves linear or ovate-oblong (8) ericoides. 



Leaves ovate ... ... ... ... ...(9) rigida. 



Branches at first j>uberulous ... (10) corymbosa. 



1. P. falcifolia (0. H. Wright) ; stem terete, much-branched, 

 closely tomentose when young; leaves falcate, triangular in section, 

 slightly grooved above, acute beneath, 4 lin. long, -^ lin. thick, 

 obtuse, glabrous ; flowers in dense terminal spikes about 6 lin. Ion 

 bracts ovate, cuspidate, 3 lin. long, 2 lin. wide, glabrous outside, 

 densely woolly within ; calyx-tube 3 lin. long, ovoid in the lower 

 third, cylindrical above, densely woolly oixtside ; lobes 4, ovate, 

 obtuse, patent; 1|- lin. long, 1 lin. wide, the 2 outer more concave 

 than the inner ; stamens inserted in the calyxthroat, shorter than 

 the lobes; anthers ovoid^ 1 lin. long; ovary oblong, 1 lin. long. 

 P. fill for mis, var. falcifoUa, Mewn, in Linnsett, xiv. 399, and in DC. 

 Prodr, xiv. 562 ; Drhje^ Zioei Pfl. Documente, 118, 124. 



South Africa: without locality, WaUichl Mundl 



Coast Region: George Div. ; Wolf-drift, Malgaten River, Barchell, 0109! 

 Knysna Div. ; Ruigte Valley, under 500 ft., Bretje ! Uitenhage Div. ; Uitenliage, 

 in the atony channel of the Zwartkops River, Zetjhtr, 277 1 Van Stadens Berg, 

 1000-2000 ft., Ih^egel 



rr • 



2. P. Galpini (C. II. Wright) ; branches short, glabrous ; leaves 

 closely placed, subcylinclrical, slightly incurved, 3 lin. long, h lin. 

 thick, glabrous, shining ; fioAvers clustered at the ends of the 

 branches; bracts transversely oblong, 2 1 lin. wide, scarious, pro- 

 duced above into a thick subulate obtuse lobe 1 lin. long ; bracteoles ; 

 woolly at the base inside ; calyx glabrous ; tube narrowly ovoid, 

 1^ lin. long, J lin. in diam. below; lobes 1^ lin. long, 1 lin. 

 wide, ovate, concave, obtuse; longer stamens as long as the 

 calyx-lobes; anthers obtusely cordate, ^ lin. long; ovary oblong, 



glabrous ; style slightly longer than the calyx-tube ; stigma peni- 

 cillate. 



I- 



Coast Region : Riversdale Div. ; Milkwoodfontein, about 600 ft., Galpin, 4491 1 



3. P. filiformis (Linn. Sp. PL ed. i. 559) ; stem much branched, 



terete ; branches puberulous ; leaves acicular, triquetrous, acute, 

 H-3 lin. long, adpressed to the branches, straight or very slightly 

 incurved : spikes terminal, very dense, about 9 lin. long ; bracts 



