1923] 



GREENMAN — SOUTH AMERICAN SENECIOS 91 



Bolivia: Rio Tapacari, March 19, 1892, Kuntze (U. S. Nat. 

 Herb.) ; Cochabamba, February 28, 1920, Holwaij & Holway 343 

 (U. S. Nat, Herb.). 



Senecio sanctae-martae Greenm., sp. nov. 



Caulis lignescens verisimiliter scandens; ramis floriferis tere- 

 tibus striatis brunneis glabris; foliis oppositis sessilibus late 



ovatis 5 



supremis 



submtegerrimis acutis vel obtusis basi cordatis amplexicaulibus- 

 que utrinque glabris et plus minusve glaucescentibus ; inflores- 

 centiis terminalibus corymboso-cymosis parce pubescentibus 

 multicapitatis ; capitulis 1 cm. altis heterogamis ; involucris an- 

 guste campanulatis breve calyculatis; involucri squamis plerum- 

 que 13 lineari-lanceolatis 6-7 mm. longis acutis glabris; ligulis 

 anguste oblongis circiter 1 cm. longis flavis; floribus disci 30-35; 

 pappi setis albis; achaeniis glabris. 



Stem ligneous, probably scandent; branches terete, striate, 

 glabrous; leaves opposite, sessile, broadly ovate, 5-7 cm. long, 

 3-4.5 cm. broad, crenate-serrate or the uppermost entire or near- 

 ly so, acute or obtuse at the apex, cordate and amplexicaul at 

 the base, glabrous on both surfaces and more or less glaucous; 

 inflorescence a terminal round-topped many-headed corymbose 

 cyme, sparingly pubescent; heads about 1 cm. high, radiate; in- 

 volucre narrowly campanulate, calyculate with short bracteoles ; 

 bracts of the involucre usually 13, linear-lanceolate, 6-7 mm. 

 long, acute, glabrous; ray-flowers 8-10, rays narrowly oblong, 

 about 1 cm. long, yellow; disk-flowers 30-35; pappus white; 

 achenes glabrous. 



Colombia: Santa Marta, Province of Magdalena, 1898-1899, 

 Herbert H. Smith 1977 (Mo. Bot. Gard. Herb., Field Mus. Nat. 

 Hist. Herb., and N. Y. Bot. Gard. Herb.), type. 



Although no notes are recorded concerning the plant here de- 

 scribed, yet the specimens at hand indicate a more or less scan- 

 dent habit. The snecies. however, is verv characteristic on ac- 



and somewhat 



leaves. 



Senecio scortifolius Greenm., sp. nov. 



Perennis; caulibus verisimiliter scandentibus lignescentibus 

 brunneis striatis glabris; foliis alternis petiolatis ovato-ellipticis 

 3-11 cm. longis 1.5-6 cm. latis acutis vel obtusis vel raro subro- 

 tundatis integris basi cuneatis utrinque glabris coriaceis et in 

 sicco saepe pallido-viridibus ; petiolis .5-2 cm. longis ; inflores- 

 centiis in speciminibus axillaribus paniculatis glabris vel paululo 



