山羊百科，林文智老師的植物、山岳、攝影紀錄

Part I

• Howard, J. Arnold Arbor. 38: 81-106 1957；https://www.biodiversitylibrary.org/page/8439015#page/85/mode/1up

Howard, Richard Alden；Studies in the genus Coccoloba, III The Jamaican species

• Howard, J. Arnold Arbor. 38: 211-242 1957；https://www.biodiversitylibrary.org/page/8439145#page/215/mode/1up

Howard, Richard Alden；Studies in the genus Coccoloba. IV The species from Puerto Rico and the Virgin Islands and from the Bahama Islands

• Howard, J. Arnold Arbor. 39: 1-48 1958；https://www.biodiversitylibrary.org/page/8445415#page/5/mode/1up

Howard, Richard Alden；Studies in the genus Coccoloba, V The genus in Haiti and the Dominican Republic

• Howard, J. Arnold Arbor. 40: 68-93 1959；https://www.biodiversitylibrary.org/page/8439424#page/72/mode/1up

Howard, Richard Alden；Studies in the genus Coccoloba, VI The species from the Lesser Antilles, Trinidad and Tobago

• Howard, J. Arnold Arbor. 40: 176-203 1959；https://www.biodiversitylibrary.org/page/8439532#page/180/mode/1up

Howard, Richard Alden；Studies in the genus Coccoloba. VII A synopsis and key to the species in Mexico and Central America

• Howard, J. Arn. Arb. 42: 107-109 (1961)；https://www.biodiversitylibrary.org/page/8441930#page/113/mode/1up

Howard, Richard A.；Studies in the Genus Coccoloba, XI. Notes on the Species in Asia

• Howard, J. Arnold Arbor. 30: 388-424 1949；https://www.biodiversitylibrary.org/page/9261388#page/412/mode/1up

Howard, Richard Alden；The genus Coccoloba in Cuba

• Graham & Wood, J. Arnold Arbor. 46: 91-121 1965；https://www.biodiversitylibrary.org/page/10415914#page/99/mode/1up

Graham, Shirley Ann & Wood, Carroll E.；The genera of Polygonaceae in the southeastern United States

Part II

• Rizzini, (Fl. Panama) Ann. Missouri Bot. Gard. 47: 347 1960；https://www.biodiversitylibrary.org/page/16158446#page/373/mode/1up
• Meisn., Prodr. [A. P. de Candolle] 14(1): 152 1856；https://www.biodiversitylibrary.org/page/35138319#page/158/mode/1up