216 PROCEEDINGS OP THE AMERICAN ACADEMY. 



A. Agassiz (hb. Gr.) ; southwest end, lower region, Baur, no. 133 

 (hb. Gr.); Snodgrass & Heller, no. 508 (hb. Gr.). Duncan Isl. : 

 Snodgrass &. Heller^ no. 688 (hb. Gr.). Hood Isl. : Baur, no. 131 

 (hb. Gr.) ; Snodgrass & Heller, no. 745 (hb. Gr.). Indefatigable 

 Isl.: Snodgrass &, Heller, no. 654 (htt. Gr.). James Isl.: Orchilla 

 Bay, Baur, no. 134 (hb. Gr.) ; James Bay, abundant on all kinds of 

 soil, Snodgrass & Heller, no. 358 (hb. Gr.). Jervis Isl. : Baur, no. 

 133 bis (hb. Gr.). Widely distrib. in trop. Am. Now one of the most 

 abundant and generally distributed plants of the islands, but apparently of 

 recent introduction, as it was not noted by Darwin or any of the earlier 

 collectors. Andersson in 1852 found it upon two islands, Baur in 1891 

 upon five, and Snodgrass & Heller in 1899 upon seven. 



Scalesia, Arn. 



S. AFFiNis, Hook. f. (3), 212; Anderss. (1), 182, & (2), 71 ; Hemsl. 

 in Hook. f. Ic. PI. xxviii. t. 2718. — Charles Isl : Darwin. 

 Endemic. 



S. aspera, Anderss. (1), 180, & (2), 70, t. 7, f. 3. — Indefatig- 

 able Isl. : alt. 65 m., Andersson (hb. Gr.). Endemic. 



S. ATRACTYLOiDES, Am. in Lindl. Introd. Nat. Ord. ed. 2, 264, 443 

 (1836); DC. Prodr. vii. 308; Hook. & Arn. in Hook. Jour. Bot. iii. 

 312; Hook. f. (3), 210; Anderss. (1), 179, & (2), 69. — Galapagos 

 Ids. : Cuming. A plant, from description highly characteristic, never 

 rediscovered on the islands. 



S. Baurii, Rob. & Greenm. (1), 141, 146. — Duncan Isl. : Baur, 

 no. 129 (hb. Gr.). Endemic. 



Var. (?) glabrata, foliis brevioribus magis ovatis cordatisque supra 

 minute rugnloso-venosis glabratis ; lobulis obtusis. — Duncan Isl.: 

 Snodgrass & Heller, no. 706 (hb. Gr.). Very near S. Snodgrassii but 

 leaves shorter, more ovate, finely rugulose, less pubescent and nigrescent 

 in drying. 



S. Darwinii, Hook. f. (3), 211; Anderss. (1), 179, & (2), 70; 

 Rob. & Greenm. (1), 146; Hemsl. in Hook. f. Ic. PI. xxviii. t. 2719.— 

 Charles Isl. : Cormorant Bay, Baur, no. 107 (hb. Gr.). James Isl. : 

 Darwin. Endemic. 



S. DECURRENS, Auderss. (1), 182, & (2), 71. — Albemarle Isl.: 

 Baur. Charles Isl. : wooded region of the interior, Andersson 

 (hb. Gr.) ; Snodgrass & Heller, no. 410 (hb. Gr.). Endemic. 



