470 POLYGONACE (Wright). | Polygonum. 
Peters, Reise Mossamb. Bot. 503; Engl. Hochgebirgsfl. Trop. Afr. 
202; Hemsl. in Journ. Linn. Soc. xxvi. 343; Gage in Rec, Bot. 
Surv. Ind. ii. 396. P. quadrifidum, Meisn. in Linneea, xiv. 485, not 
of Buch.-Ham. P. lapathifoliwm, var. nodosum, Hook, f. Fl. Brit. 
Ind, v. 35. | 
Coast Recon: Cape Div. ; in sandy plains around Diep River, near Constantia, 
er 100 ft , Drége. Districts of George and Albany, Bowie! Div.? Stony Vale, 
all! 
_CrntTrat Recion: Prince Albert Div. ; by the River Gamka between Blaauwe- 
krans and Wilgebosch Fontein, 2000 ft., Drége. 
Eastern Recon: Pondoland; near St. Johns River, 500-1000 ft., Drége. 
Also in Egypt, Tropical Africa, Madagascar and Tropical Asia. 
14, P. lapathifolium, sub-sp. maculatum (Dyer & Trim. in Journ. 
Bot. 1871, 36); annual; stem glabrous, erect, 2-3 ft. long; leaves 
lanceolate, green, glabrous except for some short bristles on the 
underside of the midrib; ochree short, membranous, not ciliate ; 
petiole short, with short adpressed bristles ; racemes cylindrical, 
not very dense, 14-2 in. long, several to a stem ; peduncles slender, 
rough with glands; bracts orbicular, not ciliate; perianth pale 
pink, glandular, 1 lin. long; styles 2; nut lenticular, orbicular, 
black, shining, nearly as long as the perianth. Baker d& C. H. 
Wright in Dyer, Fl. Trop. Afr. vi. i. 108. P. lapathifolium, Bolus 
d& Wolley-Dod in Trans. 8. Afr. Phil. Soe. xiv. 311. Persicaria 
maculata, S. F. Gray, Nat. Arr. Brit. Pl. ii. 270. 
Coast Recion: Cape Div. ; Vley between Diep River and Retreat, Wolley-Dod, 
1220! near Muizenberg Vley, Wolley-Dod, 2633! Uitenhage Div. ; Uitenhage, 
Zeyher, 771! Alexander Prior! Div. ? Five Islands District, Bowie, 22! 
Ceyrrat Recion: Graaff Reinet Div. ; Graaff Reinet, 2500 ft., Bolus, 662! 
Albert Div. ; Cooper, 604! ; 
Karanarti Reaion : Griqualand West ; at Griquatown, Burchell, 1914! Orange 
River Colony ; Harrismith, Sankey, 252! Transvaal; Standerton, Burtt-Davy, 
905! Lydenburg, Wilms, 1284! Zuikerbosch Kop, Nelson, 391! Pyramid, 4500 ft., 
Rogers, 1032! Pretoria, Miss Leendertz, 10! Rock River, Burke! along Apies 
River, Burtt-Davy, 835! Potchefstroom, 3000 ft., Bolus, 3108! and without 
precise locality, Holub! Springbok Flats, Burtt-Dary, 2499! 
Eastern Recion: Transkei; Kentani, 1200 ft., Miss Pegler, 258! Natal; 
Mount Edgeumbe, Wood, 1124! Durban, Grant! 
Also in Tropical Africa and the North Temperate Zone. 
15. P. strigosum (R. Br. Prodr. 420); annual; stem slender, 
branched, furnished with recurved bristles; leaves lanceolate, 
truncate at the base, hairy, membranous, distinctly petioled, the 
lower 5-6 in. long; ochrex not ciliate ; racemes subglobose, 3 lin. 
long, at the ends of the slender glandular-hispid branches of a lax 
panicle ; bracts orbicular, not ciliate ; perianth pink, not glandular, 
1 lin, long; stamens 5; styles 2; nut lenticular, subglobose, 
shorter than the perianth. Meisn. in DC. Prodr. xiv. 134 ; Benth. 
Fl. Austral. iv. 268; Hook, f. Fl. Brit. Ind. v. 47; Dammer im 
Engl. Pf. Ost-Afr. 0.170; Baker & C. H. Wright in Dyer, Fl. Trop. 
Afr. vi. i. 106, : 
