Vines and Climbing Plants of Puerto Rico and the Virgin Islands

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378 Vines and Climbing Plants of Puerto Rico and the Virgin Islands 44. Family SCROPHULARIACEAE 1. LOPHOSPERMUM Herbaceous vines, climbing by means of twining petioles, without latex. Basal leaves opposite, the distal ones alternate, simple, deltate or cordiform, the margins dentate or crenate; stipules absent. Flowers bisexual, solitary, axillary; peduncle elongate, erect or pendulous; calyx urceolate or inflated and campanulate, of 4 or 5 sepals; corolla gamopetalous, bilabiate or subtubular, the lobes 5, subequal or dimorphic; floral disc absent; stamens 4, didynamous, included, the filaments with glandular
Vines and Climbing Plants of Puerto Rico and the Virgin Islands 379 trichomes; ovary superior, of 2 carpels, the style simple, the stigma conical, bilobate or with two short branches. Fruit a bivalvate capsule, ovate, globose, symmetrical or asymmetrical, with irregular dehiscence. Seeds numerous, circular. A genus of 10 species native from Mexico to Guatemala, the majority of montane cloud forests. 1. Lophospermum erubescens D. Don in Sweet, Brit. Flow. Gard. Ser. 2 1: , t. 68, sub t. 75. 1831 [1830]. Fig. 153. A-G Mijo del sol Herbaceous vine, branched from the base, that climbs by means of twining petioles and attains several meters in length. Stems cylindrical, with a pubescence of glandular trichomes. Leaves alternate, simple, deltate, chartaceous, 3.5-7.3(15) × 2.5-6.7, the apex acute, the base cordiform, the margins dentate-mucronate; upper surface and lower surface densely glandular-pubescent, the venation slightly prominent or not prominent; petioles 3-6.5 cm long, twining, densely glandular-pubescent; stipules absent. Flowers solitary, axillary; peduncles as long as or longer than the petioles, densely glandular-pubescent. Calyx green, usually purple tingeD, glandularpubescent, the sepals lanceolate, free, 2.5-3 cm long. Corolla infundibuliform, intense pink, abaxially glandular-pubescent, 6-7.5 cm long, with 5 rounded lobes, 1-1.4 cm long; stamens 4, didynamous; ovary bilocular, glandularpubescent. Capsule membranaceous, ovoid, 1.5- 1.9 cm long. Seeds discoid, ca. 2 mm wide, sculptured in the center, surrounded by a translucent wing. Phenology: Flowering from January to July and fruiting from June to August. Status: Exotic, cultivated and naturalized (according to Liogier, 1995), uncommon. Distribution: Native to Mexico, but found cultivated and naturalized throughout the tropics. Reference: Elisens, W.J. 1985. Monograph of the Maurandyinae (Scrophulariaceae-Antirrhineae). Syst. Bot. Monographs 5: 1-97. 45. Family SOLANACEAE Key to the genera 1a. Corolla rotate, 1-2 cm in diameter, violet; anthers dehiscent by a terminal pore...........……….…2 1b. Corolla cyathiform, greenish white or yellow, 15-23 cm long; anthers dehiscent by longitudinal sutures ..................................………...……………………………………………….…. 2. Solandra 2a. Leaves deeply lobate; calyx of 5 sepals, without appendages ..................………………... 3. Solanum 2b. Leaves entire; calyx with 10 linear appendages ..................……………………………. 1. Lycianthes 1. LYCIANTHES Herbs, shrubs, or herbaceous or woody vines, without spines, glabrous or pubescent with simple or stellate hairs. Leaves alternate, simple, entire; stipules absent. Flowers actinomorphic, 5-merous, bisexual, solitary or fasciculate, axillary. Calyx campanulate or crateriform, truncate, usually with 5- 10 linear appendages on or near the margin; corolla rotate, with the limb pentagonal or lobate; stamens
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SMITHSONIAN INSTITUTION Contributio
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PREFACE To the future generation of
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Vines and Climbing Plants of Puerto
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Acelga trepadora ..................
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Wild cucumber .....................
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Vines and Climbing Plants of Puerto Rico and the Virgin Islands

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