FLORA OF THE GALAPAGOS ISLANDS. 139 



in superioribus acutis, basi subtruncato, lamina 2-2.6 cm. longa 2.4-3 cm. 

 lata penninervia, subtus haud vel paullo pallidiore ; petiolo 8-4 mm. longo 

 recurvato : capitulis in dichotomis sessilibus ovoideis 4-6 mm. longis 

 4 mm. crassis apice rotundatis ochraceo-pubescentibus ; floribus arete 

 irabricatis obcompressis triquetris ; squamis exterioribns tribus, quam 

 interiores multo brevioribus lanceolatis vel ovato-lanceolatis acutis, in 

 parte superiore ochraceo-pubescentibus, carina subrigida, marginibus 

 tenue membranaceis, squamis iuterioribus (sepalis) 3 ovato-lanceolatis 

 acutis rigidioribus opacis 3.5 mm. longis ; staminibus 5 glabris, filamentis 

 gracillimis 1.7 mm. longis, antberis 1.3 mm. longis: staminodeis 5 

 tenuibus filamento subaequantibus, apice argute 2-3-partitis ; ovario 

 obovoideo, stylo breve crasso cum stigmate depresse-globoso. — Cul- 

 pepper Isl. : 10 December, 1898, Snodgrass & Heller, no. 1 (hb. Gr.). 

 A species to be readily distinguished from its Galapageian congeners by 

 its broadly ovate or suborbicular stem-leaves. Endemic. Plate 1, 

 figs. 5, 6, and 7. 



Var. obtusior, nov. var. Conspicue ochracea; foliis omnibus latissime 

 oblongis vel ovato-oblongis obtusissimis. — Wenjian Isl. : 14 December, 

 1898, Snodgrass & Heller, no. 7 (hb. Gr.). Endemic. Plate 1, fig. 8. 



T. nudicaulis, Moq.-Tand. in DC. Prodr. xiii. pt. 2, 369 (1849); 

 Anderss. (1), 167, & (2), 62, t. 5, f. 1; Rob. & Greenm. (1), 148. 

 T. Jiavicoma, Rob. & Greenm. (1), 148, in part (as to pi. Chatham 

 Isl.). Bucholtzia nudicaulis, Hook. f. (3), 191. — Galapagos Ids.': 

 without further data (hb. Gr.). Albemarle Isl. : eastern portion, 

 Cowley Bay, Baur, no. 294 (hb. Gr.) ; southern part, Baur, no. 293 

 (hb. Gr.) ; on mountain east of Tagus Cove, alt. 925 m., Snodgrass & 

 Heller, no. 249 (hb. Gr.). Charles Isl. : Darwin; in very dry 

 places, Andersson (hb. Gr.). Chatham Isl. : northern part, Baur, 

 no. 292 (hb. Gr.), leafless and doubtful. Duncan Isl. : Snodgrass & 

 Heller, no. 710 (hb. Gr.). James Isl. : Orchilla Bay, Baur, no. 295 

 (hb. Gr.). Further distrib. S. Chili, J. G. Reynolds (hb. Gr.) ! 



T. rugulosa.nov. sp., frutex arborescens ; ramulis teretibus dichotomis 

 griseis et breviter stellato-tomentellis mox glabrescentibus ; foliis pppositis 

 graciliter petiolatis oblongis penninerviis supra rugulosis tenuissime 

 stellato-pubescentibus subtus multo pallidioribus canescentibus tomentellis 

 basi cuneatis apice rotundatis vel obtusis apiculatisque ; spicis in dicho- 

 tomis sessilibus ovoideis vel breviter teretibus albidis ; bracteis lanceolatis 

 acutissimis apice plus minusve reflexis vel uncinatis ; sepalis exterioribus 

 lanceolatis hyalinis acutissimis glabris carina rigidiuscula; interioribus 



