Species

Site code

Study site

Latitude N

Longitude W

Elevation
m.a.s.l.

Habitat

G. citrina

A

Puerto Rico, Arecibo Observatory

18° 20'

66° 45'

300–350

Karst, open or forested areas

G. cuneifolia

A

Puerto Rico, Arecibo Observatory

18° 20'

66° 45'

300–350

Karst, forested areas

G. pulverulenta

Dominican Republic, Sierra de Bahoruco, Hoyo de Pelempito

18° 05'

71° 30'

1100–1200

Limestone, pine forest and open areas

G. tuberosa ined.

Dominican Republic, Sierra de Bahoruco, road to Aceitillar

18° 06'

71° 37'

760

Karst, forested areas

G. reticulata

B

Puerto Rico, El Yunke National Forest, La Mina trail.

18° 18'

65° 46'

600

Rainforest, rocky substrates along river

R. asperum

C

Dominican Republic, Sierra de Bahoruco, Hoyo de Pelempito

18° 05'

71° 30'

1200–1300

Limestone, pine forest and open areas

G. fruticosa

Dominican Republic, Cordillera Central, El Manaclar

19° 35'

70° 45'

1100

Rainforest understory

G. pedunculosa

A

Puerto Rico, Arecibo Observatory

18° 20'

66° 45'

300–350

Limestone; edges and forested areas

G. quisqueyana

D

Dominican Republic, Cordillera Septentrional, Blanco Arriba, La Jíbara.

19° 30'

70° 20'

650–700

Summit of limestone hills

G. viridiflora subsp. sintenisii

B

Puerto Rico, El Yunke National Forest, Mt. Britton trail

18°18'

65° 47'

700–800

Rainforest; rocky substrates along river

R. auriculatum

Puerto Rico, Arecibo Observatory

18° 09'

66° 33'

1150

Along trails or roadsides

R. leucomallon

C

Dominican Republic, Sierra de Bahoruco, road to Aceitillar

18° 06'

71° 37'

650

Transition between dry and pine forests; along roadsides

R. vernicosum

C

Dominican Republic , Sierra de Bahoruco Nacional Park, 4Km North of Caseta 2.

18° 12'

71° 33'

1900

Pine forest and open secondary growth