MENTZELIA 175 



MENTZE'LIA continued. 



M. bartonioi'des. A pretty annual plant, 18 ins. 

 high, having abundant elegant pale yellow 

 flowers furnished with quantities of long slender 

 stamens, slightly fragrant, in August. Mexico, 

 1849. Syns., Eucni'de bartonioi' des and Micro- 

 sper'ma bartonioi' des. 



M. decapetafla. See M. ornata. 



M. Icevicau'lis. An annual 1 to 3 ft. high, with a 

 whitish stem, which, with the leaves, is 

 covered with strong hairs. The yellow flowers 

 only expand in sunshine. From California, 

 1890. 



M. Lindley'i. Height 1 J ft. Better known under 

 its other name of Barto'nia au'rea. The 

 polished, broad-petalled, golden-yellow cup- 

 shaped flowers, about 1^ ins. across, produced 

 in June, are very showy and free-flowering, 

 but only exhibit their beauty under full 

 exposure to the sun. Introduced from Cali- 

 fornia, 1833-1834. Syn., Barto'nia au'rea. 



M. nuda. A biennial plant about 3 ft. high, 

 having white flowers similar to M. Icevicaulis, 

 in August. From Missouri, 1811. Syn., 

 Barto'nioi nu'da. 



M. orna'ta. A biennial about 3 ft. high, having 

 large, fragrant, cream-coloured flowers in July. 

 From Missouri, 1811. Syn., M. decapeta'la 

 and Barto'nia decapeta'la. 



