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(Last Modified On 4/8/2013)
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(Last Modified On 4/8/2013)
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Species
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Stemmadenia donnell-smithii (Rose) Woodson,
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PlaceOfPublication
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Ann. Missouri Bot. Gard. 15: 369. 1928.
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Synonym
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Tabernaemontana donnell-smithii Rose, Bot. Gaz. (Crawfordsville) 18: 206. 1893.
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Description
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Trees, to 28 m, the stems ? glabrous. Leaves elliptic to obovate, acuminate, obtuse basally, to 18 cm long and 7 cm wide, membranaceous, pubescent in the axils of the midrib and on the principal veins beneath; petioles ca. 5-8 mm long, weakly perfoliate and glandular in the axils. Inflorescences cymose, mostly termi- nal, 1-5 flowered. Flowers with the pedicels 5-9 mm long; bracteoles 3, unequal, ovate, ca. 2-6 mm long, inserted at the summit of the pedicel; calyx lobes ? unequal, in 2 series, the outer 2 lobes shorter, broadly ovate, 1 5-2 5 mm long, foli- aceous; corolla salverform, yellow, the tube ca. 25-30 mm long, the lobes ob- liquely obovate, ca. 13-1 5 mm long; stamens attached ca. midway on the corolla tube, the anthers ca. 4.5-5 mm long; nectary low and annular. "Follicles about 3.5 cm. long, about 3 cm. broad, rounded at the apex."
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Habit
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Trees
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Distribution
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Mexico and Central America.
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Specimen
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BOCAS DEL TORO: Vicinity of Chiriqui Lagoon, Water Valley, von Wedel 1379 (MO, US). CHIRIQUI: Cerro Galera Chorcha, Allen 5022 (F, MO, US). Along highway near Rio Tabasara', Woodson et al. 411 (MO).
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Note
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The calyx, with unequal lobes in two- series, and the three rather large sub- tending bracts make S. donnell-smithii an easily recognized species. A small beetle appears to inhabit the flowers, since most collections contained at least one.
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