154 
ority to the plant of Cavanilles.* The Mexican plant must, there- 
fore, take a new designation, and the synonymy and citation of 
the two species will then stand as follows: 
SESBANIA MEXICANA nom, nov. 
AEschynomene longifolia Orteg. Hort. Matr. Dec..g: 70. 1800. 
Not Cav. 
 Sesbania longifolia DC. Prodr. 2: 265. 1825. 
Mexico, state of Jalisco. 
DAUBENTONIA LONGIFOLIA (Cav.) DC. Mem. Legum. 285. 1825. 
AEschynomene longifolia Cav. Icon. 4: 8. pl. 376. 1797. Not 
Orteg. > 3° 
Piscidia longifolia Willd. Sp. Pl. 3: 920. 1800. 
Sesbania Cavanillesti S. Wats. Proc. Am. Acad. 17: 342. 1882. 
Mexico and southern Texas along the Gulf coast to western 
Florida. 
CLIFrONIA NITIDA Banks; Gaertn f. Fruct 3: 246. p/. 225. 1805. 
Mylocaryum lgustrinum Willd. Enum, Hort. Berol. 454. 1809. 
Chiftoma ligustrina Sims; Spreng. Syst. 2: 316. 1825. 
A rare plant in many localities, but in Mississippi not uncom- 
mon on the coast. (No. 1040.) 
KOSTELETZKYA VIRGINICA SMILACIFOLIA Chapm. FI. S. States 57. 
1860. 
It is with some hesitation that I refer no. 1164 to this variety. 
The hastate leaves agree entirely with Dr. Chapman’s description 
but the flowers in my specimens are pure white. This plant, as 
well as typical A. Virginica, was obtained in the vicinity of Biloxi. 
AMMANNIA CoccinEA Rottb. Pl. Hort. Havn. Descr. 7. 1773. 
Specimens of unusual size were collected at the Agricultural 
College (No. 1309), and distributed erroneously as a new species 
of Rotala. The status of our American Ammannias is somewhat 
uncertain, owing to the ambiguity of the Linnaean A. /atifolia. 
Dr. Koehne thas very properly distinguished two species, one with 
_ long style and capsule and fugacious petals, for which he adopts the 
_* The ninth decade of Ortega’s work did not appear before 1800, as stated by De 
Candolle, whose reference I have not at hand. 
+ Engler’s Bot. Jahrb. 1: 249-251. 1880. 
