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Pentalinon luteum

Botanic Family

Apocynaceae

Author

(Linnaeus) B.F. Hansen & Wunderlin

Common Names

• Wild-allamanda
• Hammock Vipertail
• Sundial
• Deadly Poison-plant
• Savanna-flower
• Bejuco Ahoya Vaca (Dominican Republic)

Geographical Habitats

• Bahamas
• Cayman Islands
• Cuba
• Greater Antilles
• Hispaniola
• Honduras
• Jamaica
• Leeward Islands
• Mexico
• Puerto Rico
• Carolina
• S. Florida
• Virgin Islands - USA
• Windward Islands

Natural Habitats

• Thickets
• shrublands
• Edges of mangrove swamps
• coastal forest & thickets
• coastal dunes
• forest

Flowering Times

• Jul-Sep (Hispaniola)

Fruiting Times

• Jul (Dominican Republic)

Twining glabrescent evergreen woody climber to 5m or trailer, occasionally erect, downy branches, red stems. Leathery spiny mucronate leaves rusty-downy or glabrous beneath with puberulous mid-vein, glabrous above 120mm x 60mm. Terminal & axillary many-flowered cymes, racemes or panicles to 120mm long of 75mm long scented yellow flowers with red lines inside with bracts to 12mm x 4mm, hairy outside the corolla, calyx lobes 17mm x 1.5mm, hairy sepals to 16mm long, yellow corolla to 75mm x 12m, corolla tube to 15mm x 2mm, throat to 35mm x 12mm with lobes to 30mm. Glabrous or pilose erect brownish twin pods to 250mm long x 4mm.

Further References

• Menninger 1970
• Herklots 1976
• Huxley 1992
• P & R 1997
• Mobot
• NYBG
• Neotrop
• Llamas 2003
• The Plant List 2
• de Candolle
• G. Don
• VOPR
• Botanicus
• USDA
• NAF
• FOSEUS
• Kew
• Gleason & Moldenke
• SAFIO