Polygonum.'] cix. polygonace^ (baker and wright). 109 



5-lobed more than half-way down ; lobes oblong, rounded at the apex. 

 Stamens 7, slightly shorter than the perianth. Ovary compressed ; 

 styles united about half-way up ; stigmas subcapitate. Nutlet com- 

 pressed trigonous. 



Koiiirer Guinea. German SoMtli-\vest Africa: Amboland, Olukunda, Schivz, 

 499! 



12. P. barbatum, Linn. Sp. PL ed. i. ?>^'2. Perennial. Stem 

 slender, erect, hairy upwards or throughout. Leaves lanceolate, acu- 

 minate, narrowed to the base, nearly sessile, usually hairy on both 

 surfaces, the lower 4-G in. long. Spikes cylindrical, slender, 2-3 in. 

 long ; peduncles hairy ; bracts conspicuously ciliate with rigid bristles. 

 Perianth pink, eglandular, 1 lin. long. Stamens G-8. Ovary shortly 

 conical ; styles o. Nut trigonous, small, smooth. — Thunb. Fl. Cap, 

 ed. Schult. 3«5; Wight, Ic. t. 1798; Meisn. in DC. Prodr. xiv. 104 

 (inch var. vulgare, Meisn.) ; A. Rich. Tent. Fl. Abyss, ii. 226 ; Aschers. 

 in Schweinf. Beitr. Fl. Aethiop. 170; Hook. f. Fl. Brit. Ind. v. ?>7 f 

 Engl. Hochgebirgsfl. Trop. Afr. 201 ; Schweinf. in Bull. Herb. Boiss. 

 iv. Append, ii. 155 ; De Wild. Etudes Fl. Bas et Moyen Congo, i. 238 ; 

 Gage in Rec. Bot. Surv. Ind. ii. 425. 



Upper Guinea. Northern Ni^rcria: Nupe, -Bar^e;-, 874 ! Cameroons : Sanaga, 

 Zenker, 1451 ! 



Urile £and. Eritrea: Arrot ^'alley, Schiveinfiirf/i Sf Riva, 676! Galabat : 

 Matamma, Schweinf urtli, 684 ! 685 ! Sennar : Fazokl, Kotschy.^ 505 ! 



Mozamb. ]>ist. German East Africa: Kilinianjaro, 5000 ft., Johnston! 

 British Central Africa : Xyjisaland ; Fort Johnston, /S't'Oi^^-JE'/^io^, 8416 ! Blantyre, 

 Buchanan, 137! 



Var. Fischeri, Dammer in Engl. I'ti. Ost-Afr. C. 169. Leaves with adpressed 

 bristles on the nerv^es beneath. Bracts smaller. 



East Tropical Africa. Without precise locality, Fischer^ 231. 



Also in Tropical Asia. 



13. P. lanigerum, 1*. Br. Prodr . 419. Perennial. Stem stout, 

 erect, 4-5 ft. high, white- tomentose upwards. Leaves shortly petioled, 

 lanceolate, acute, clothed densely beneath and thinly above with per- 

 sistent white tomentum, the lower (i-1) in. long, H-2 in. broad at the 

 middle ; ochreaj long, membranous, ciliate. Racemes dense or mode- 

 rately dense, oblong or oblong-cylindrical, l-o in. long ; bracts orbicular, 

 shortly ciliate ; peduncles pubescent, eglandular. Perianth eglandular, 

 lJ-2 lin. long. Stamens usually 6. Styles 2. Nut lenticular, orbi- 

 cular, black, shining. — DC. Prodr. xiv. 117 ; Hook. f. Fl. Brit. Ind. v. 

 35 ; Benth. Fl. Austral, v. 271 ; Gage in Rec. Bot. Surv. Ind. ii. 424, 

 P. arachnoideum, Klotzsch ex Meisn. I.e. 



Upper Guinea. Gambia, Ingram ! Sierra Leono : wet ph»ce by river at 

 Dantilla, Scott-ElUof^ 5265 ! Sontliern Nijireria : Lagos, Millen, 92 ! Aboh, Barter^ 

 175 ! Nortliern Nigeria: North Bornu, Elliott, 156! 



JTile Xiand. Sudan : Uahr-el-.Jebel, Muriel, 74 ! Gazelle River, at Meshera, 



