:>>20 cxxxiv. sciTAMiNE^ (baker). [Trachi/phrj/nium. 



4. T. violaceum, Ridley in Journ. Bot. 18H7, loo. Stem tall, 

 woody, sarmentose ; branches unarmed. Leaves papyraceous, ovate- 

 oblong, cuspidate, glaucous-green, reaching 8 in. long, 3 in. broad, 

 rounded or subcordate at the base ; sheath 4 in. long ; free thickened 

 apex of petiole 1 in. long. Inflorescence branched ; branches abruptly 

 flexuose, 5-6 in. long ; bracts oblong, 1 in. long. Flowers violet-purple. 

 Sepals lanceolate, J in. long. Petals lanceolate, acuminate, connate in 

 the lower half, longer than the staminodia. Capsule densely muricate, 

 IJ in. diam. Seeds subglobose. 



^o-wer Guinea. Angola : Pungo Andongo ; MutoUo, in woods, and within the 

 fortifications in Barrancos de Catete, Welwitsch, 6441 ! Golungo Alto : woods of 

 Sobati Galanga,' Welwitsch, 6441b ! 



No specimen in the Kew Herbarium. 



5. T. poggeanum, Schumann in Engl. Jahrh. xv. 429, Jigs. B-E^ 

 431. A shrub 10-15 ft. high, with unarmed sarmentose branches 

 and often geniculate branchlets. Leaves oblong, cuspidate, moderately 

 firm, glabrous, 0-8 in. long, about o in. broad, rounded at the base ; 

 sheaths 5-G in. long ; thickened apex of the petiole very short. Inflor- 

 escence branched ; rhachis flexuose ; internodes about \ in. long ; bracts 

 oblong-lanceolate, 1^ in. long. Flowers purple. Sepals acuminate, 

 glabrous, h in. long. Staminodia twice as long as the calyx. Capsule 

 2-3-lobed,"densely echinate, lJ-2 in. diam. ; valves rounded on the back. 



Upper Guinea. Cameroons : Buea, Preuss, 873, 873b. Fernando Po, Mann. 

 1175! 



]Lo'wer Guinea* Angola, Pogge, 1445, 1458. 



Imperfectly known Species. 



6. T, spinulosum, Pierre in Bull. Soc. Linn. Par. ii. 1233 {name 

 only). 



Xo'wer Guinea. Gaboon River, near Libreville, Klaine, 70. 



7. T. xnuricatum, Pierre in Bull. Soc. Linn. Par. ii. 1233 {name 

 only). 



^o^irer Guinea. Gaboon River, near Libreville, A7ai»p, 159. 



9. THAUMATOCOCCUS, Benth, ; Benth. et Hook. f. Gen. PI. iii. 



G52. 



Sepals 3, free, lanceolate. Corolla-tube as long as the calyx ; lobes 

 3, oblong, subequal. Staminodia united in a tube at the base ; lip 

 broad, undulate ; staminiferous lobe narrow, with the 1 -celled anther 

 adnate to one side. Ovary 3-celled ; cells 1-ovuled ; style stout, adnate 

 to the staminal tube at the base, hooked at the apex ; stigma obliquely 

 thickened and appendiculate at the back. Fruit trigonous, winged at 

 the angles, thick, fleshy, indehiscent. Seeds solitary, erect, oblong, with 

 a large aril ; embryo horseshoe-shaped. — Rootstock wide-creeping. 

 Leaves long-petioled. Spikes springing from the rhizome close to the 

 leafy stems ; flowers small, inconspicuous, two to each bract. 



An endemic genus of one species. 



