APPENDIX. 



257 



On page loi, vol. i, under Opuniia puhescens, add the synonym: Cactus pubescens 

 Lemaire, Cactees 87. 1868. 



On page 102, vol. i, under Opuntia curassavica, add to illustrations: Dillenius, Hort. 

 Elth. 2: pi. 295, as tuna; Loudon, Encycl. PI. 413. f. 6897, as Cactus curassavicus; Knorr, 

 Thesaurus pi. 0.2. 



On page 102, vol. i, insert: 

 80a. Opuntia abjecta Small, sp. nov. 



Prostrate, often growing in large irregular patches on almost bare limestone or where some 

 sand and humus has accumulated, irregularly branched; joints suborbicular, sometimes nearly 

 subglobose, oval, or broadly obovate, mostly 4 to 8 cm. long, very thick, frequently turgid, light 

 green, loosely attached to each other; leaves ovoid to conic-ovoid, 2 to 3 mm. long, ascending and 

 shghtly curved upward, green or purpHsh; glochids yehowish; spines setaceous-acicular, mostly 

 solitary, brown, or reddish purple, mottled light and dark, becoming chalky gray when dry; the 

 larger ones 2 to 6 cm. long; flowers usually solitary on a joint; berry urceolate, i to 1.5 cm. long, 

 somewhat tuberculate, red or purple-red, rounded at base; umbilicus relatively broad, concave; 

 seeds few, flattish, about 4 mm. wide. 



On edge of hammock, southern end of Big Pine Key, Florida. Type collected in May 

 192 1 by J. K. Small, preserved in the herbarium of the New York Botanical Garden. 



Similar to Opuntia drummondii but with shorter joints, longer and more slender 

 spines, and different fruit. 



On page 105, vol. i, under Opuntia drummondii, add to illustration: Journ. EHsha 

 Mitchell Sci. Soc. 34: pi. 13, 14. , 



On page 105, vol. i, under Opuntia tracyi, insert : 



Type Locality: Biloxi, Mississippi. Distribution: Southern Mississippi, southeastern 

 Georgia to northern Florida. 



On page 105, vol. i, insert: 

 86a. Opuntia impedata Smah, sp. nov. 



Prostrate, ultimately copiously branched, the joints often piled several layers deep and forming 

 viciously armed mats, elliptic or oblong, mostly 7 to 15 cm. long, rather thick, pale green; leaves 



Fig. 235. — Opuntia impedata. 



