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Project Name Data (Last Modified On 7/30/2013)

Flora Data (Last Modified On 7/30/2013)
Genus Mendoncia Vell.
PlaceOfPublication Vandl. Fl. Lusit. Bras. 43. 1788.
Note TYPE: M. aspera Ruiz & Pavon (Peru).
Synonym Mendozia Ruiz & Pavon, Fl. Peruv. Chil. Prodr. 89. 1794. Mendocia Spreng., Syst. 2: 765. 1825. Engelia Karst. ex Nees in DC., Prodr. 11: 721. 1847. Mendoncala Post & Kuntze, Lex. Gen. Phan. 360. 1903.
Description Tall, suffrutescent vines. Leaves opposite, petioled, entire, pinnately veined. Flowers axillary, 1 to several or occasionally many in each axil, each flower pedicillate and subtended by 2 flat or keeled bracts; calyx reduced to an an- nular, often membranous structure, usually glabrous; corolla equally 5-merous, tubular or funnelform, usually expanded at the base, the lobes reflexed or spread- ing; stamens 4, included, didynamous, the filaments short, the anthers linear lanceolate, usually flattened, apically acute, glandular puberulous, basally lobed, the lobes more or less unequal; ovary oblique. Fruit a compressed drupe, often oblique at the tip, the endocarp pulpy; seeds 1 or 2.
Habit vines
Distribution According to Leonard (1951) there are over 90 species described for this genus, all endemic to tropical America.
Note The genus takes its name from Cardinal Mendonca, a Patriarch of Lisbon, Portugal.
Key a. Corolla 1.5 cm long; flowers in axillary umbels ...... 1. M. brenesii aa. Corolla 2.5 cm long or more; flowers axillary, borne singly or in 2s or 3s. b. Stems glabrous or strigose, the hairs when present upwardly appressed. c. Stems narrowly winged; corolla over 3.5 cm long ...... 8. M. retusa cc. Stems not winged; corollas under 3.5 cm long. d. Bracts obovate; petioles 2-4 cm long ...... 3. M. costaricana dd. Bracts ovate to elliptic; petioles 1-2 cm long. e. Bracts hirsute, the hairs spreading; hairs of lower leaf surface chiefly confined to the costa and the veins ...... 7. M. litoralis ee. Bracts strigose to sericeous, the hairs appressed; hairs of the lower leaf surface evenly distributed ...... 4. M. gracilis bb. Stems pilose, the hairs spreading or retrorse. f. Bracts under 2.5 cm long; petioles less than 1 cm long ...... 5. M. hirsuta ff. Bracts to 4 cm long; petioles more than 1.5 cm long. g. Leaves with cordate bases; hairs on the upper leaf surface lacking stellate bases ...... 2. M. cordata gg. Leaves not cordate at base; hairs on the upper leaf surface with stellate bases. h. Bracts oblong lanceolate, widest below the middle, apically acu- minate; hairs on stem evenly distributed, somewhat appressed ...... 6. M. lindavii hh. Bracts oblong elliptic, widest at the middle, apically rounded, hairs on stem mostly at the angles and spreading -9. M. tonduzii
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