110 CIX. POLYGONACEH (BAKER AND wricHt).  [Polygonum. 
Schweinfurth, 1273! Bongo: Seriba Agad Ngulfala, Schweinfurth, ser. 3, 93! 
Lake Rudolf, Welljy! Uganda: Mawokoto, 3900 ft., Brown, 141! 
Lower Guinea. Lower Congo: Stanley Pool, Hens, B, 40! and without 
precise locality, Smith! Angola: Barra do Bengo; by the River Bengo, near 
Quifandongo, Welwitsch, 5365! Pungo Andongo; by the River Luxillo, towards 
Cambanbe, Welwitsch, 5364! Huilla; near Lopollo, Welwitsch, 5363! 
Mozamb. Dist. Zanzibar, Bojer! Portuguese East Africa: Lower Zambesi ; 
Tette, Kirk! Lower valley of the River Shire, Meller / British Central Africa: 
Nyasaland ; Lake Shirwa, Buchanan, 207! Matope, Scott-Elliot, 8496! Zomba, 
Whyte! between Kondowe and Karonga, Whyte, 371! 
Also in extra-tropical South Africa, Tropical Asia and North Australia. 
14. P. tomentosum, Willd. Sp. Pl. ii. 447. Perennial. Stems 
stout, hairy, 3-4 ft. long. Leaves shortly petioled, oblong-lanceolate, 
acute, narrowed gradually to the base, the lower 6-8 in. long, 14-2 in. 
broad at the middle, persistently hairy on both surfaces; ochrez large, 
membranous and clasping the stem to the tip, ciliate with long rigid 
bristles. Spikes dense, cylindrical, 2-3 in. long; peduncles clothed with 
adpressed hairs; bracts strongly ciliate. Perianth pink, not glandular, 
1} lin. long. Stamens usually 7. Ovary globose; styles 2. Nut lenti- 
cular, orbicular, black, shining, shorter than the perianth.—Meisn. in 
DC. Prodr, xiv. 124 (incl. vars. sericeo-velutinum, denudatum and stri- 
gillosum) ; Oliv. in Trans. Linn. Soc. xxix. 142; Gartenfl. 1874, 291, 
t. 810; Engl. Hochgebirgsfl. Trop. Afr. 202; Hiern in Cat. Afr. PI. 
Welw. i.905; Dammer in Engl. Pfl. Ost-Afr. C0. 170; De Wild. Etudes 
Fl. Bas et Moyen Congo, i. 238; Schuster in Bull. Herb. Boiss. 2™° 
sér. viii. 706; var. limnogenes, Hiern in Cat. Afr. Pl. Welw. i. 905. 
P. setulosum, A. Rich. Tent. Fl. Abyss. ii. 227. P. limnogenes, Vatke 
ex; Engl. Hochgebirgsfl. Trop. Afr. 202. 
Upper Guinea. Southern Nigeria: Lagos, Moloney! Nun River, Mann, 
493! 
Nile Land. Abyssinia, Quartin-Dillon & Petit,79! mouth of the River Sobat, 
Schweinfurth, 1108! Speke & Grant! Niamniam: Nabambisso River, Schwein- 
furth, 3147! at Bodumoh swamp, Schweinfurth, 3709! Uganda: banks of the Nile, 
Speke & Grant! Busoga, Brown, 61! by streams, Wilson, 131! Victoria Nyanza, 
at Berkeley Bay, Scott-Elliot, 7079! British East Africa: near Nairobi, Whyte! 
Lower Guinea. Loango: swamp at Salowe, Soyaux, 223! Lower Congo 
Stanley Pool, Hens, B, 48! Angola: Huilla; river banks near Humpata, Welwitsch, 
5362! Ambaca: by streams between Puri-Cacarambola and Ngombe, Welwitsch, 
5361! Pungo Andongo: near the River Luxillo, Welwitsch, 5360! Loanda, 
Gossweiler, 420! Malange, Mechow, 388, Pungo Andongo, Mechow, 71. 
Mozamb. Dist. German East Africa: Zanguebar, Kirk ! Usambara; Ma- 
sheua, Holst, 3517! Portuguese East Africa: Lower Zambesi; Borama, Menyharth, 
1044. River Shire near Moramballa, Kirk! Shire and Shupanga, Stewart ! 
between Unango and Mtonia, Johnson! near Pachei, Johnson, 339! East side of 
Lake Nyasa, Johnson, 21! British Central Africa: Nyasaland; between Kondowe 
and Karonga, Whyte! North Nyasaland, Whyte! Nyika Plateau, at Mwanemba, 
8000 ft., McClounie, 75! 138! and without precise locality, Buchanan, 1265! 
Cameron, 2! Mashonaland ; Salisbury, Marshall ! 
Also in extra-tropical South Africa, North Africa and Tropical Asias 
