382 cii. LABiATiE (baker). \^Pycno8tachy8. 



11. P. apeciosa, Gurke in Engl. Pfl. Oat-Afr. C. 345. Stem 

 tetragonous, pubescent, branched. Leaves sessile^ lanceolate, the lower 

 4-5 in. long, 1-1 J in. broad, the upper shorter, narrower, amplexicanl, 

 very acuminate, serrate, pubescent on both surfaces. Spikes oblong ; 

 bracts linear, refiexed, villous. Calyx campanulate ; teeth longer than 

 the tube, villous at the base. Corolla large, blue. 



Mozamb. Dlst. Germ »n East Atricu : Masai Highlands, Fischer, 510. EhsI 

 sliDFu ot the V^ictoria Nyanza, Fischer, 499 ; in forest on the banks of the Ugalla River,- 

 Bohm, 117. 



12. P. affinis, Gurke in Engl. Pfl. Ost-Afr. C. 345. Stem 

 tetiagonous, pubescent, branched. Leav^es sessile, lanceolate, 6—8 in. 

 long, narrowed to the base, very acuminate, serrate, pubescent on both 

 .surfaces. Spike oblong ; bracts lanceolate, erect, villous. Calyx villous ; 

 teeth longer than the tube. Corolla large. 



Mozamb. Slat. German East Africa : Mwanza, on the Victoria Nyanzit, 

 Stuhlmann, 4693. 



13. P. sphserocephala. Baker in Kew Bulletin, 1808, 162. An erect 

 perennial herb, with slender branched pubescent stems. Leaves few, 

 (li.Ntant, subsessile, lanceolate, J-1 in. long, slightly toothed in the upper 

 half, thick, subcoriaceous, pubescent on both surfaces. Heads small, 

 globose ; bracts small, linear, rigid. Calyx-tube campanulate, pubescent, 

 \ in. long ; teeth linear-subulate, rigid, as long as the tube. Corolla not 

 seen. 



Mozamb. Sist. British Central Africa: Nyasaland ; N,>ika Plateau, 6000- 

 7000 ft., Whyte, 139 ! 



14. P. reticulata, Benth. in DC. Prod. xii. 83. A perennial herb, 

 with erect simple or branched obscurely pubescent stems 2-3 ft. long. 

 Leaves sessile, oblong or oblong-lanceolate or lanceolate, firm in texture, 

 crenate, strongly veined and slightly pubescent beneath, the lower 

 3-4 in. long, the upper growing gradually shorter. Spikes very dense, 

 1-2 in. long, |-1 in. diam. exclusive of the corollas. Calyx-teeth 

 finally J in. long, thrice as long as the tube. Corolla hairy outside ; 

 lower lip \ in. long. Stamens not exserted. — Oliv. in Trans. Linn. 

 Soc. xxix. 138. 



irile land. British East Africa : Unyor>); in moist dips of the gromul in the 

 Ukidi country, Speke Sf Qra.d ! 



Mozamb. Dlst. British Central Africa : Nyasaland ; Tanganyika Plateau, 

 Carson ! 



15 P. decussata. Baker. A perennial herb, with quadrangular 

 finely pubescent stems. Leaves decussate in sessile pairs, ascending, 

 oblong-lanceolate, acute, 2 in. long, narrowed to the base, obscurely 

 crenate, rigidly coriaceous, obscurely pubescent above, more pubescent 

 with strongly raised veins beneath. Spikes very dense, oblong, single, 

 terminal, lj--2 in. long; flowers all deflexed. Calyx-tube small, cam- 



