Jennings: Contribution to Botany of Isle of Pines. 95 



Family AMARYLLIDACE.C 



Key to the Species Enumerated. 



Leaves thick, fleshy, armed with terminal and marginal spines and forming a 



rosette (Century Plants) 210. Agave papyrocarpa. 



Leaves not as above. 



Flowers yellowish and with lobes of the perianth not more than 1.8 cm. long. 

 Perianth-tube very slender, and prolonged 2-3 cm. beyond the ovary. 



211. Curculigo scorzonerccfolia. 

 Perianth-tube short and scarcely or not at all prolonged beyond the ovary. 



212. Hypoxis decumbens. 

 Flowers white or rose-colored and much larger. 



Flowers showy, white, with a long slender tube and perianth-parts narrow 

 and 5-8 cm. long. 



Flowers 2-4 209. Crinum americanum. 



Flowers 4-12 208. Crinum erubescens. 



Flowers rose-colored, with a very short tube and with perianth-parts 1 cm. 

 wide and 3.5 cm. long 207. Atamosco rosea. 



207. Atamosco rosea Greene. 



Atamosco rosea (Lindley) Greene, Pittonia, III, 1897, p. 188. 

 Zephyranthes rosea Lindley, in Edwards, Botanical Register, 1824, PI. 821. 



Near Nueva Gerona, April 20, 1904, A. H. Curtiss, West Indian 

 Plants, No. 452. General Distribution: Cuba and the Isle of Pines. 



208. Crinum erubescens Solander. 



Crinum erubescens Solander, in Alton, Hortus Kewensis, \, 1789, p. 413. 



Northern part of the island, Blain, No. 46, Millspaugh. General 

 Distribution: Cuba, Jamaica, Isle of Pines, and Guiana. 



209. Crinum americanum Linnaeus. 



Crinum americanum Linn^us, Species Plantarum, 1753, p. 292. 



In scrubby thicket southwest of Bibijagua, May^y, 1910, 0. E. 

 Jennings, No. Qj; everglade meadow at mouth of Nuevas River, 

 May 16, 1910, 0. E. Jennings, No. 28Q. General Distribution: 

 From Georgia and Florida to Louisiana and Texas, and in Cuba and 

 the Isle of Pines. 



All of the Crinums in the Isle of Pines may possibly belong to one 



species. 



210. Agave papyrocarpa Trelease, 



Agave papyrocarpa Trelease, Memoirs National Academy of Sciences, XL 1913. 

 p. 44, Pis. 95, 96. 



Top of Caballos Mts., east of Nueva Gerona, May 12, 1910, 0. E. 



