229 . 
4. MALPIGIA -L. Sp. -Pla25.: 1783. 
MALPiGIA GLABRA L. Sp. Pl. 425. 1753. 
Malpigia nitida Mill. Gardn. Dict. Ed. 8: No. 5. 1768. 
Distr. Texas, Mexico, West Indies and South America. 
5. BYRSONIMA Rich. & Juss. Ann. Mus. Par, 18: 481. 1811. 
Byrsonima Lucipa (Sw.) H. B. K. Nov. Gen. 5: 147. 1821. 
Malphigia lucida Sw. F\.. Ind. Occ. 852. 1800. 
Distr. South Florida and West Indies. 
ZYGOPHYLLACEAE. 
1. FAGONIA L. Sp. Pl. 386. 1753. 
* Faconta CAuiFornica Benth. Bot. Sulph. to. 1844. 
Distr. California, North and South Mexico. 
2. GUAJACUM L. Sp. Pl. 381. 1753. 
Guajacum Sanctum L. Sp. Pl. 382.. 1753. 
Guajacum verticale Ortega, Dec. 8: 93. 1800. 
Guajacum Sanctum var. parvifolium Nutt. Sylva, 3: 17. eas 
Distr. South Florida, Bahamas, San Domingo, Porto Rico, etc. 
3. PORLIERIA Ruiz & Pav. Prod. 55. p/. 9: 1794. 
PoRLIERIA ANGUSTIFOLIA (Engelm.) A. Gray, Pl. Wright. 1: 28. 
1852. . 
Guajacum angustifolium Engelm. Wisliz. Rep. 29. 1848. 
Distr. Texas and North Mexico. 
4. COVILLEA.+ 
Larrea Cav. in Ann. Hist. Nat. 2: 119. pf. 18, 19. 1800. Not 
Larrea Orteg. Hort. Matr. Dec. 15. pl. 2. 1797. 
COVILLEA DIVARICATA (Cav.). 
Larrea divarica‘a Cav. Ann. Hist. Nat. 2: 122. 1800. 
* FAGONIA CALIFORNICA GLUTINOSA Nf. var. 
Somewhat stouter, the leaflets larger; the terminal one sub-rhomboid, the whole 
plant beset with sub-sessile, aromatic, gold-colored glands. 
Sonora, Mexico, Pringle (1884); Los Angeles Bay, Lower California, Palmer 
No, 546 (1887) ; Sta. Rosalia Island, Palmer, Lower California (1890). 
The above name appears on 4 sheet of Mr. Pringle’s collection in Herb, Columbia 
College, and I have not been able to find any printed reference to it. 
+ Named in honor of Frederick Vernon Coville. 
