Ebenaceae, Ebony Family 



649. Diospyros sintenisii (Krug & Urban) Standi., 

 guayabota nispero 



Ericaceae, Health Family 



627. Lyonia rubiginosa (Pers.) G. Don 

 Euphorbiaceae, Spurge Family 



126. Hyeronima clusioides (Tul.) Muell.-Arg., cedro 

 macho 



Flacourtiaceae, Flacourtia Family 



523. Banara portoricensis Krug & Urban, palo de 

 ramon 



534. Xylosma pachyphyllum (Krug & Urban) Urban 

 536. Xylosma schwaneckeanum (Krug & Urban) Ur- 

 ban, palo de candela 



Lauraceae, Laurel Family 



336. Ocotea portoricensis Mez, laurel de paloma 

 Leguminosae, Legume Family 



380. Erythrina eggersii Krukoff & Moldenke, pinon 

 espinoso, cockspur 



Melastomataceae, Melastome Family 



596. Henriettea membranifolia (Cogn.) Alain, 

 camasey 

 600. Miconia foveolata Cogn., camasey 

 607. Miconia pycnoneura Urban, camasey 

 617. Ossea krugiana Cogn. 

 620. Tetrazygia stahlii Cogn., camasey 



Myricaceae, Waxmyrtle Family 



284. Myrica holdridgeana Lundell, palo de cera 

 Myrsinaceae, Myrsine Family 



631. Ardisia glauciflora Urban, mameyuelo 



632. Ardisia luquillensis (Britton) Alain, mameyuelo 



633. Grammadenia sintenisii (Urban) Mez (Cybian- 

 thopsis sintenisii (Urban) Lundell) 



Myrtaceae, Myrtle Family 



555. Calyptranthes portoricensis Britton 



563. Eugenia boqueronensis Britton 



576. Eugenia serrasuela Krug & Urban 



579. Eugenia stewardsonii Britton 



590. Psidium amplexicaule Pers., mountain guava 



Oleaceae, Olive Family 



662. Linociera holdridgii Camp & Monachino, hueso 

 prieto 



Palmae, Palm Family 



4. Acrocomia media O. F. Cook, corozo, prickly- 

 palm 



5. Aiphanes acanthophylla (Mart.) Burret, palma de 

 coyor 



8. Gaussia attenuata (O. F. Cook) Beccari 



Polygonaceae, Buckwheat Family 



312. Coccoloba rugosa Desf., ortegon 

 Rhamnaceae, Buckthorn Family 



486. Reynosia guama Urban, guama 



487. Reynosia krugii Urban 



Rubiaceae, Madder Family 



716. Antirhea portoricensis (Britton & Wils.) Standi. 



717. Antirhea sintenisii Urban, quina 



739. Phialanthus grandifolius Alain, aquilon prieto 



Sabiaceae, Sabia Family 



485. Meliosma obtusifolia (Bello) Krug & Urban, ar- 

 royo 



Sapotaceae, Sapodilla Family 



636. Bumelia krugii Pierre, arana gato 

 640. Dipholis bellonis Urban, tabloncillo 

 644. Manilkara pleeana (Pierre) Cronq., zapote de 

 costa 



Solanaceae, Nightshade Family 



688. Brunfelsia densifolia Krug & Urban 



689. Brunfelsia lactea Krug & Urban, vega blanca 



Symplocaceae, Sweetleaf Family 



651. Symplocos lanata Krug & Urban, nispero 

 cimarron 



652. Symplocos micrantha Krug & Urban, aceitunilla 



Theaceae, Tea Family 



512. Ternstroemia heptasepala Krug & Urban 

 Urticaceae, Nettle Family 



301. Urera chlorocarpa Urban, ortiga, stinging nettle 



5. Common Endemic Species 



About 61 other endemic tree species of Puerto Rico 

 and the Virgin Islands are classed as common or not rare. 

 They are indicated in the second volume (15, p. ix-xiv and 

 p. 19) as endemic (E). These 6 species classed as rare in 

 that list have been found in greater numbers and are add- 

 ed here: 10, 354, 568, 577, 581, and 635. 



Aquifoliaceae, Holly Family 



465. Ilex sintenisii (Urban) Britton 

 Araliaceae, Ginseng Family 



624. Dendropanax laurifolius (E. March.) R. C. 

 Schneid., gongoli 



