Polygonum. | POLYGONACEA (Wright). 469 
acute, narrowed gradually to the base, the lower 6-8 in. long, 
14-2 in. wide at the middle, persistently hairy on both surfaces ; 
ochree 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 lenticular, orbicular, black, shining, shorter 
than the perianth. Meisn. in Linnea, xiv. 483, and in DO. Prodr. 
xiv. 124 (inel. vars. sericeo-velutinum, denudatum and strigillosum) ; 
Oliv. in Trans. Linn. Soc. xxix. 142; Gartenfl. 1874, 291, t. 810; 
Engl. Hochgebirgsfl. Trop. Afr. 202 ; Hiern in Cat. Afr. Pl. Welw. 
i. 905 ; Dammer in Engl. Pfl. Ost-Afr. C. 170; De Wild. Etudes 
Fl. Bas et Moyen Congo, i. 238 ; Schuster in Bull. Herb, Boiss. 2" 
sér. viii. 706; Baker & C. H. Wright in Dyer, Fl. Trop. Afr. vi. i. 
110; var. limogenes, Hiern in Cat. Afr. Pl. Welw, i. 905. P. 
setulosum, A. Rich. Tent. Fl. Abyss. ii. 227. P. limogenes, Vatke ex 
Engl. Hochgebirgsfl. Trop. Afr. 202. 
Sourn Arrica : without locality, Banks & Solander! Harvey, 537 ! 
Coast Recion: Cape Div.; near Klein Constantia, Wolley-Dod, 433! 1934! 
Paarl Div. ; Paarl, Alexander Prior ! Caledon Div. ; Zoetemelks Valley, Burchell, 
7584! George Div. ; about the sources of the Keurbooms River, Burchell, 5072! 
Knysna Div.; Knysna, Pappe! Uitenhage Div.; Uitenhage, Cooper, 1492! 
Alexander Prior! in moist spots in the channel of tha Zwartkops River, Drége ! 
Zeyher, 114! Algoa Bay, Cooper, 3061! Port Elizabeth Div. ; Port Elizabeth, on 
sand hills and rocky shores, Drége! 
KaLaHart Recton: Orange River Colony; Parys, Rogers, 2386! 2387! and 
without precise locality, Cooper, 3058 ! Transvaal ; Hooge Veld, between Porter 
and Trigardsfontein, Rehmann, 6642! Lydenburg, Wilms, 1282! Pretoria, hills 
above Apies River, Rehmann, 4291! Bereaparle, Miss Leendertz, 605 ! Houtbosch 
(Woodbush) Mountains, Nelson, 499! Komati Poort, Rogers, 5135! 
Eastern Reaion: Transkei Div.; near Bazeia, 2000 ft., Bawr, 71! Natal: 
ranges 30-60 miles from the sea, 2000-3500 ft., Sutherland! Durban, (rant! 
Gerrard, 598! Inanda, Wood, 60! 324! river bank, Ipolweni, Wood, 4302! 
Umzimkulu River, Drége! Alexandra Distr., Dumisa, Rudatis, 330 ! 
Also in Tropical Africa, North Africa and Tropical Asia. 
13. P. senegalense (Meisn. Monogr. Polyg. 54); perennial ; stems 
robust, erect, glabrous, 4-5 ft. high; leaves distinctly petioled, 
oblong-lanceolate, glabrous except on the midrib and margins, 
acute, narrowed very gradually to the base, the lower 6-8 in. long, 
14-2 in. broad at the middle; ochree large, truncate, not ciliate 
with bristles: racemes few or several, cylindrical, moderately 
dense, 2-3 in. long; bracts broadly ovate, not fringed ; pedicels 
2-3-nate, finally about as long as the bract; perianth pale pink, 
14 lin. long; stamens usually 7; styles 2; nut orbicular, with 
flattened faces, shining, nearly black. Meisn. in DC. Prodr, xiv. 
123 ; Aschers, in Schweinf. Beitr. Fl. Aethiop. 171; Engl. Hochge- 
birgsfl. Trop. Afr. 202; Durand & Schinz, Etudes Fl. Congo, i. 236 ; 
Schweinf. in Bull. Herb. Boiss. iv. App. ii. 156; Hiern in Cat. Afr. 
Pl. Welw. i. 904; Baker & OC. H. Wright in Dyer, Fl. Trop. Afr. 
vi. i. 111. P. macrocheton, Fresen. in Flora, 1838, 601; A. Rich. 
Tent. Fl. Abyss. ii, 225, P. nodosum, Pers. Syn. i. 440; Garcke in 
