Vol. I] STEWART— BOTANY OF THE GALAPAGOS ISLANDS 51 



Parietaria L. 



P. debilis G. Forst. Fl. Ins. Aust. Prodr. 73 (1786) ; Rob. 

 (1), 132. — Albemarle Isl. : Iguana Cove, in protected places 

 on the sides of the cliffs above the cove (no. 1334) ; Tagus 

 Cove, occasional at 1000 ft., common in lava crevices at 2850 

 ft, (no. 1333) ; Villamil, common among rocks at 550 ft. (no. 

 1332). Charles Isl.: in shady places among rocks at 1550 

 ft. (no. 1335). James Isl.: Darwin. Widely distributed in 

 tropical regions. 



Pilea Lindl. 



P. Baurii Rob. (1), 133. — Abingdon Isl.: common in 

 moist shady places around 1650 ft. (no. 1336). Charles 

 Isl. : Baur. Chatham Isl. : Wreck Bay, common in open 

 country around 1000 ft. (no. 1338). James Isl. : James Bay, 

 occasional around 2000 ft. (no. 1339). There is much varia- 

 tion in the specimens found growing in sun and in shade, those 

 growing in the shade having a green stem, thinner leaves, and 

 a much less branched inflorescence. Endemic. 



P. microphylla (L.) Liebm. in Vidensk. Selk. Skr. ser. 5, II. 

 296 (1851). Parietaria microphylla L. Sp. PI. ed. 2, 1492 

 (1763). Pilea muscosa Lindl. Coll. Bot. t. 4 (1821); Rob. 

 (1), 133. — James Isl.: Darwin. Further distr. Mex., W. 

 Ind., S. Am. 



P. peploides (Gaud.) Hook & Arn. Bot. Beech. 96 (1832). 

 Dubreulia peploides Gaud, in Freyc. Voy. Bot. 495 (1826). 

 P. peploides Hook & Arn. 1. c. ; Rob. (1), 133. — Albemarle 

 Isl.: Tagus Cove, in lava crevices at 2850 ft. (no. 1340). 

 Charles Isl. : common on moist rocks at 1000 ft., occasional 

 at 1550 ft, (nos. 1339,"l341). Chatham Isl.: Wreck Bay, 

 rare in shady places at 700 ft. (no. 1342). James Isl. : Dar- 

 win. Further distr. Pacific Ids., Asia. 



Urera Gaud. 



U. alceaefolia (Poir.) Gaud, in Freyc. Voy. Bot. 497 

 (1826). Urtica alceaefolia Poir. Suppl. 227 (1816). — Albe- 

 marle Isl.: Villamil, common bushes, 650-1500 ft. The 

 leaves of many of the specimens are variegated, (no. 1343). 

 Indefatigable Isl. : Academy Bay, common bushes above 



