220 



which I have specimens, gathered in Chili by Dr. Gillies ; 

 but the foliage is much more beautiful. 



XIII. MALESHERBIACE^. Don. 

 ]. Malesherbia thyrsifloro, ; foliis lineari-lanceolatis acutis 

 sinuato-dentatis pubescenti-tomentosis, calycis longe tubu- 

 losi fauce coarctata, corona 10-fida, laciniis 2-4-dentatis. 

 Buiz et Pav. Prodr. p. 45. Cav. Ic. L 375. De Cand. 

 Prodr. V. 3. p. 338. 

 Hab. Yazo, in the Valley of Canta. 



This, and the preceding plant, are among the handsomest 

 in this interesting collection. 



XIV. LOASE^. Juss. 



1. Loasa contorta ; foliis oppositis petiolatis oblongis run- 

 cinatis acutis basi subcordatis, pedicellis unifloris e dicho- 

 tomiis, fructu spiraliter sulcato, caule scandente. Lam. 

 Diet. V. 3. p. 579. Juss. Ann. du Mus. v. 5. t.^.f.\. 

 De Cand. Prodr. v. 3. p. 340. 



Hab. CuUuay, in the Valley of Canta. 



The flowers are large and yellow, and the scales, which 

 alternate with the petals, are large and inflated. 



2. Loasa incana ; sufFruticosa, suburens, caule suberecto 

 ramoso foliisque sparsis petiolatis ovato-lanceolatis inciso- 

 serratis scabris, pedunculis simplicibus oppositifoliis. 

 Graham in Ed. N. Phil. Journ. Dee. 1830. Hook, in Bot. 

 Mag. t. 3048. 



Hab. Yazo, in the Valley of Canta. 



8. Mentzelia aspera. Linn. Sp. PL p. 516. Plum. (ed.Burm.) 



t. 174. / 1. 

 Hab. Yazo, in the Valley of Canta. 



My specimens of M. oligosperma^ from North America, 

 gathered by Mr. Nuttall, seem to be scarcely different from 

 the Linnasan M. aspera. 



XV. PORTULACE^. Juss. 

 1, Portulaca pilosissima ; annua? parva, caulibus ramosis 

 decumbentibus, foliis teretibus oblongis, pilorum fasciculis 

 folio duplo triplove longioribus. 



