4o0 cxx. sANTALACEiE (baker AND hill). [Thesium. 



smooth, |-J lin. long. Anthers ^lin. long ; filaments about J lin. long. 

 Style slender, J lin. long; stigma small, capitate. Fruit small, globose- 

 ovoid, 1 lin. long, longitudinal ribs rather thick but little prominent, 

 transverse scarcely conspicuous. 



ImO-wbt Guinea. Lower Congo : Dolo, Schlechtery 12454 ! 



48. T. eqnisetoides, Welw. ex Hiern in Cat. Afr. PL Welw. i. 

 937. A perennial herb, minutely puberulous, nearly glabrescent ; 

 rootstock thick, woody, with numerous prostrate stems ; stems much 

 branched, slender, whip-like. Leaves of the main stems elongate, linear, 

 acute or acuminate, fleshy, J-| in. long, curved ; leaves of the branches 

 subulate, acute, about 1 lin. long. Flowers at the ends of elongated 

 slender branches with an involucre of subulate acuminate bracteoles. 

 Perianth Ij lin. long, cylindrical; lobes j lin. long, lanceolate, obtuse, 

 glabrous, with apex and membranous margins narrowly inflexed. 

 Anthers about J lin. long. Style 1 lin. long. Fruit ovoid, Ij lin. long, 

 J lin. broad, with ribs and transverse reticulations fairly prominent. 



^ower Guinea. Angola: Pungo Andongo; in sandy wooded places neai 

 Cazflla and bank of Hiver Catele, Welwitsch, 6433 ! 



49. T. myriocladum, Baker in Kew Bulletin^ 1910, 186. Stems 

 short, rigid, woody, much branched from the base, with numerous short 

 spreading glabrous final branchlets 1-3 lin. long. Leaves reduced to 

 lanceolate acuminate scales about | lin. long. Flowers usually solitary 

 at the ends of the final branchlets ; bracts and bracteoles linear-lanceolate, 

 acuminate, about J lin. long, forming an involucre at the base of the 

 flower, margin minutely ciliolate or subglabrous. Perianth 1 lin. long; 

 lobes ovate-lanceolate, I lin. long, glabrous, hooded, with inflexed margins. 

 Anthers J lin. long. Style f lin. long. Fruit not seen. 



Mozamb. DiBtr. Rhodesia: Batoka highlands, A'lrA: .' 



The \\ hole plant is blackish-brown when dried. 



50. T. atrum, A. W. Hill in Kew Bulletin^ 1910, 182. A perennial 

 undershrub ; rootstock woody ; stems numerous, prostrate, stout, woody, 

 1 ft. or more long, with ascending branches, becoming black when dried, 

 all younger parts green when fresh ; branches 4-6 in. long, with numerous 

 long and short lateral branches. Leaves scale-like, orbicular-ovate, sub- 

 acute, \ lin. long, fleshy, margins minutely ciliolate. Flowers terminating 

 short leafy axillary branches ; bracts and bracteoles orbicular-ovate, 

 apiculate, minutely ciliolate, about J lin. long, forming an involucre. 

 Perianth white, | lin. long ; lobes J lin. long, ovate, subacute, glabrous, 

 slightly hooded, margins membranous, slightly papillose. Anthers and 

 filaments i lin. long. Style J lin. long. Fruit black when dry, globose- 

 ovoid, Ij lin. long, 1 lin. broad, ribs and veins not prominent. 



lower Guinea. Angola : Suassingua, Oossvjeiler, 2713 ! 



A distinct species, resembling T. doloense, Pilger, in turning black on drying, 

 but distinguished by the small orbicular-ovate leaves and bracts with ciliolate 

 margins. 



