206 Plants Collected in Paraguay, 



Amarantus Tiridis, L., Sp. PL, Ed. 2, 1405. 



Asuncion (335); Pilcomayo River (1018). = Balansa 1968. 

 The common Pigweed of the country, frequent in cultivated and 

 waste grounds. To be seen the year round. 



Pfaffia glaiica (Maft.), Spreng. Sjst. Veg. Cur. Post., 107. 



Pilcomayo River (1066); Asuncion (140). November-June. 

 = Balansa 1959. 



Herbaceous. Stems widely branching, 8-12 dm. high, smooth 

 below, downy on the inflorescence. Flowers in large loose panicled 

 clusters, the clusters small and often on long naked peduncles. 

 Perianth small, the segments 'white, the head composed of nume- 

 rous, crowded, sessile flowers. Leaves linear or lanceolate, hoary 

 with a close tomentum. The whole plant has a glaucous tint, and 

 the long, widely branched, naked panicle of the inflorescence, with 

 the small terminal flower heads, give it a peculiar appearance. 



Pfaffia ItlZtllaeflora (Mart.), Dietr. Syn. PL, 1, 868. 

 Asuncion (144 a and 184). oSTovember. 



Mogiptianes rosea, Morong, n. sp. 



Stem erect, brandling, 20-40 cm. liigli, striate, strigose-pubescent, rising 

 from large, fleshy or tuberous roots. Leaves opposite, ovate, entire, sessile, or 

 the lowest pair on petioles about 3 mm. long, acute and mucronate, strigose- 

 pubescent, the hairs jointed, midnerve below prominent ; the largest 5 or 6 

 cm. long by 3-3^ cm. wide. Heads naked, nearly globose ajL first, becoming 

 cylindrical, 1-2 cm. long. Flowers rose-colored. Bracts membranous, ovate, 

 cuspidate, the upper margins dentate or fimbriate, keeled, the keel more or less 

 pubescent, about 2 mm. long. Perianth segments acute, strongly 3-nerved, 

 slightly pubescent, 5 mm. long. Filaments capillary, as long as or longer 

 than the stamineal tube ; anthers ovate. Staminodea broad and flat, surpass- 

 ing the stamens, lacerate at the apex. Ovary oblong ; style minute ; stigma 

 globular, obscurely lobed. Seeds cylindrical, shining, 3 mm. long. 



This pretty flower occurs in open grounds around Asuncion, its 

 rose-colored, long-peduncled heads at once attracting attention (221). 

 == Balansa 1948. December-January. 



Telantliera ficoidea (L.), Mart. Nov. Gen., ii, 52. 



Pilcomayo River (922). February. 



Corresponding very well to this species as described in PL Bras,, 

 V, pt. 1, 171. The segments of the perianth, however, are 5 mm. 

 in length, with 3 strong, fuscous nerves, pubescent between the 



