208 
Xuarezia, Ruiz et Pav. Syst. Veg. p. 46 (1798); Fl. Peruv. ii. 
p- 13, t. 123, fig. a (1799). 
Pogostoma, Schrad. Ind. Sem. Hort. Gott. 1831; Linnaea, 
viii. Litt. p. 34 (1833); Benth. in DC. Prodr. x. p. 430 (1846) 
KEY TO THE SPECIES. 
Corolla eee eng the sepals leaves 
- 4, integrifolia. 
Corolla DEES Ss nae i the 2 : 
Corolla-lobes much shorter than the tube ; 
pees and calyx densely glandular. 
pilose; stamens subdidynamo - 5. frutescens. 
Corolla lobes equalling or longer ties the 
Corolle “ subrotate ; calyx-lobes nett as 
long as the capsule 1. peruviana. 
Corolla not  subrotate; ‘nly - phen 
usually as long as or longer than 
capsule : 
Corolla-lobes lanceolate, acute, twice 
as long as the tube - - - 2. mexicana. 
Corolla-lobes oblong, obtuse, as long as 
or rather longer than the tube - 3. biflora. 
6. peruviana, Benth. in DC. Prodr. x. p. 430 (1846); 
poet! in Proc. Am. Acad. xxxviii. p. 202 (1902); A. Stewart 
in Proc. Calif. Acad. Se. i. p. 141 (1911). 
Xuaresia biflora, Ruiz et Pav. Syst. Veg. p. 46 (1798); 
Fl. Peruv. ii. p. 13, t. 123, fig. a (1799). 
Witheringia salicifolia, Hook. Bot. Misc. ii. p. 231 (1831). 
Capraria peruviana, eagles foliis absque pediculis, Feuillée, 
Obs. ii. p. 764, t. 48 (1714). 
tara CULAR NameEs.—Té del Peru. Té de Lim 
AGcos Istanps.—Charles — Island, Wp Aaik: Stewart 
3430 (tus Brit.). 
AMA.—On old walls, Panama, Sutton Hayes 395. 
Gonos -—Without locality, Lobb. 
Ecuapbor. yuil, common in savannahs by the river 
Daule, Sore 6301. 
PErvu u.—Village of Quiros, Seshaian 939. Lavin: Lima Cruck- 
shanks (type of Witheringia salicifolia). In wet places by the 
river Rimac, Lima, Nation. Valley of Santa Clara, Barclay 
According to Feuillée (l.c.), the leaves of C. peruviana were 
used as tea in Peru in the eighteenth century. 
C. peruviana may be distinguished from C. biflora, to which 
it is reduced in the Index Kooenie by the regular subrotate 
corolla, five stamens, and sepals only half as long as the capsule. 
Hemsley* apparently regarded C. peruviana as conspecific witt with 
* Biol. Centr.-Amer. Bot. ii. p. 455 (1882). 
