Thesium.] cxx. santalace^ (baker and hill). 421 



keeled leaves and bracts; it differs from T.suhaphyllum, Engl., to which it appears 

 to be allied, more especially in the bracts and bracteoles and tlie elongated 

 inflorescences. 



20. T. subaphyllum, Engl Pjl. Ost-Afr. 0. 168. Annual?; 

 stem elongate, 1^-2 ft. long, with deep longitudinal grooves, branched 

 from the middle ; branches erect, compressed. Leaves reduced to 

 small lanceolate acute scales. Flowers in spikes at the ends of the 

 branches ; bracts and bracteoles small, lanceolate. Perianth | lin. long ; 

 lobes f lin. long, oblong-triangular, somewhat obtuse, margins slightly 

 inflexed and papillose near the base. Anthers J lin. long. Style | lin. 

 long ; stigma capitate. Fruit ovoid, with reticulate veins between 

 nerves. 



Xlle Xiand. Somaliland; Gobbo Duaya, Riva, 1485! 



X^ozamb. Slstr.. German East Africa: Himo Hill, Kilimanjaro, 3000 ft., 

 rolkens, 1712! British Central Africa: Nyika Plateau, 6000-7000 ft., Wht/te ! 



21. T. andomgense, Hiern in Cat, Afr. PL Wehv. i. 937. Annual, 

 virgately much branched, nearly glabrous, 3-4 ft, high; stems and 

 branches conspicuously angled and ribbed, angles in lower part widened 

 to form foliaceous wings. Leaves at the base 2, opposite, linear, 

 above reduced to minute scales. Flowers nearly sessile in the 

 axils of scale-like bracts, arranged in slender spicate racemes ; bracts 

 and bracteoles 2 or 3, J-J lin. long. Perianth IJ lin. long; lobes 

 narrowly elliptic, subacute, ^-| lin. long, with a tew hairs on the 

 margin. Filaments J lin. long; anthers f lin. long. Style | lin. long. 

 Fruit globose, IJ lin. in diam., ribs not prominent, reticulations well 

 marked. 



IiO-wer Guinea. Angola : Pungo Andongo ; in thin bushy, sandy, rocky forest 

 near Mopopo, not far from the River Cuanza, Welwitsch, 6434 ! 



It is possible that Gossweiler, 983, without flowers or fruits, from the forests of 

 Mudobo, near Catambi, may belong to this species ; the native name is given as lucancji, 

 and it is said to have medicinal properties of use in stomach disorders. 



22. T. tenuissimum, llook.f. in Journ. Linn. Soc. vi. 19, and vii. 

 214. Annual?; rootstock woody with numerous erect or spreading 

 stems, 4-8 in, high ; stems slender, much branched, grooved. Leaves 

 reduced to minute scales. Inflorescences terminal, racemose or com- 

 posed of numerous compact axillary branches ; bracts and bracteoles 

 ovate, acute, keeled, about l\ lin. long, bracteoles rather longer than the 

 bracts. Perianth I J lin. long; lobes ovate-elliptic, subacute, margins 

 inflexed, slightly papillose. |-1 lin. long. Filaments f-J lin. long ; 

 anthers \ lin. long. Style IJ lin. long. Fruit globose-ovoid, 1 lin. 

 long, with well marked ribs. — Engl. Hochgebirgsfl. Trop. Afr, 200. 



Upper Guinea. Cameroons: Cameroon Mountain, 8000-9000 ft. Mann, 

 1223 ! 1961 ! Johnston, 24 ! Weberbauer, 6 ! Freuss, 789 ! Fernando Po : 

 Clarence Peak, 9000 ft., Mann, 595 ! 



Preuss, 709, is a small and rather weedy sj)ecimen, but appears to agree with 

 Mann's specimens. T. tenuissimum shows considerable resemblance to T. Stuhlmannii, 

 and T.fimbriatum. 



