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Project Name Data (Last Modified On 11/13/2012)
 

Flora Data (Last Modified On 11/13/2012)
Species HYDRANGEA PRESLII Briq.
PlaceOfPublication Ann. Conserv. & Jard. Bot. Geneve 20:409. 1919.
Synonym Cornidia umbellata Ruiz & Pav. Syst. Veg. 91. 1798. Sarcostyles Peruviana Presl, ex DC. Prodr. 4:15. 1830,  Hydrangea umbellata Briq. loc. cit. 411. 1919, Hydrangea ecuadorensis Briq. loc. cit. 410. 1919. Hydrangea Briquetii Engler, in Engl. & Prantl, Nat. Pflanzenfam. 18a:207. 1930.
Description Woody climbers or shrubs, pubescence of stellate hairs sparse to moderate on inflorescence and adjoining stem; leaves oval, 9-20 cm. long, 4-9 cm. wide, their length 2 to 3 times their width, margin entire and somewhat undulate, petiole stout, 15-20 mm. long; inflorescence more or less compact, longest branches 4-9 cm. long, sterile flowers absent, fertile flowers maroon; hypanthium 1.5 mm. long; calyx-lobes 0.5 mm. long; petals 1.5-2 mm. long, 1 mm. wide; stamens 8, 1.5-2 mm. long, filaments 1-1.5 mm. long, approximately as long as styles (in Central America); styles usually 3, occasionally 2 or 4, 0.8-1.5 mm. long (during anthesis),
Habit climbers shrubs
Description thickened at base, stigma usually, extending from apex along inner surface; capsule 2 mm. long, 2.5 mm. wide at apex, mature styles 1.5-2 mm. long.
Distribution Costa Rica, Panama, Ecuador, and Peru.
Specimen COCLE: vicinity La Mesa, hills north of El Valle de Ant6n, 1000 m., Allen 2332.
Note Hydrangea Preslii differs from the other two species in the lack of sterile flowers and in the number and shape of the styles. The styles are usually 3, although oc- casional flowers may have 2 or 4. They are thickened at the base and attenuate toward the apex, while in the others they are slender or clavate.
 
 
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