I50 



THE CACTACEAK. 



with a tuft of long white hairs in each axil; outer perianth-segments very narrowly linear, slenderly 

 acuminate; inner perianth-segments white or pinkish, spatulate, caudate-tipped; fruit obovoid or 

 globose, about 6 cm. in diameter, dull red, with tufts of long hairs persistent with the scale-bases. 



4 



Coastal sand-dunes, Brevard and St. Lucie Counties, Florida 

 K. Small on sand-dunes 6 miles south of Fort Pierce, December 



r 



Type collected by John 



Mr. Charles Deerine at Miami 



1917, flowered and fruited in April 1918. 



, "1 



fruit 



I XIX, figure I, shows a flowering top of a plant from an island east of Malabar 

 Drought to the New York Botanical Garden by Dr. Small in 1903; figure 2 show; 

 Figure 216 is from a photograph of the plant in the cactus garden of Mr. Charlei 

 Miami, Florida, taken bv Dr. Small. 



3. Harrisia portoricensis Britton, Bull. Torr. Club 35: 563. 1908. 



Cereus portoricensis Urban, Symb. Ant. 4: 430. 1910! 



Plant slender, 2 to 3 meters high, little branched, the branches nearly erect, 3 to 4 cm. thick, 

 1 1 -ribbed, the ribs rounded, the depressions betw^een them sha]low; areoles 1.5 to 2 cm. apart; spines 

 13 to 17, grayish w^hite to brown with dark tips, the longer ones 2.5 to 3 cm. long; bud obovoid, de- 

 pressed-truncate, its areoles with many curled white hairs 6 mm. long or less; flower about 1.5 dm. 

 long; outer perianth-segments pinkish green inside, the inner white; scales of the flower-tube lanceo- 

 late, appressed, 1.5 cm. long, the areoles loosely hairy, the hairjcompletely deciduous in flakes; fruit 

 ovoid to globose, yellow, tubercled, becoming smooth or nearly so, 4 to 6 cm. in diameter. 



■ 





\ T T. , -^ . Jr 





^t.r ■-..- 



■-■ -^^.-s.. 





;ri..^'W'^iS,., 



jli^ 



.i^ 



Hi^'t 



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*V. il --v'.^v^ 









^ ^ 







-i _..■ 





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Fig. 217. — Harrisia portoricensis. 



Fig. 218. — Harrisia nashii. 



Type locality: Near Ponce, Porto Rico. 



nity, and on the islands Mona 



, *.^„.^ ^, oixv^vvo a 11 uiLiiig uran 



at the New York Botanical Garden in 1914. 



from 



W. Marble 



from a photogr 



