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Record: oai:ARNO:535150

AuthorA.C. de Roon
TitleThree new species and a new subspecies of Marcgravia and Souroubea (Marcgraviaceae) from Central America
JournalMededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht
Volume320
Year1969
Issue1
Pages197-202
ISSN2352-5754
AbstractFrutex epiphyticus, ramis quadrangularibus, angulis lenticellatis. Folia ramorum fertilium petiolis 2-5 mm longis, 1.5-2 mm latis; lamina chartacea vel subcoriacea, oblanceolato-oblonga vel interdum elliptico-oblonga, 9-14 cm longa, 3-4.5 cm lata, ápice acuminata, acumen 1-2 cm longum, basi attenuata, costa subtus prominente, nervis lateralibus supra et subtus prominentibus vel prominulis, glandulis hypophyllis aliquot patelliformibus vel foveolatis, parvis, 3-5 in folii parte inferiore oblique seriatis, aliis minutis, punctiformibus, nigricantibus, aequaliter dispersis. Flores in racemis umbelliformibus (20-) 30-45-floris; rhachis ad circa 1 cm longa; nectaria clavato-cucullata, stipitata, stipes 5-8 mm longus, cucullus 1-1.5 cm longus, circa 4-5 mm diametro, ore late-rotundata, margine plerumque recurvo, apiculata; pedicelli 5-7 cm longi, lenticellati; bracteolae sepaloideae, circa 1 mm longae, 2-3 mm latae; sepala suborbicularia vel reniformia, circa 2-3 mm longa, circa 4-5 mm lata, margine glandulosa; corolla oblongo-subconoidea, circa 1 cm longa, circa 4-5 mm diametro; stamina 18-33, filamentis applanatis, liberis, inaequalibus, in alabastro 4-6 mm longis, antheris linearibus, 3-5 mm longis, circa 1 mm latis, basi subsagittatis; ovarium circa 2-3 mm diametro, 6-11-loculare. Fructus globosus, circa 9 mm diametro, stylo persistenti ornatus.
Typus : Costa Rica, vicinity of Vara Blanca, North slope of Central Cordillera, between Poás and Barba Volcanoes, alt. 1700 m, April 1938, Skutch 3762 (holotype US; isotypes GH, MO, NY, S). Paratypes; Costa Rica: Heredia: Cerro de las Caricias, North of San Isidro. Standley & Valerio 52202, 52248,52375 (US); Panama:Chiriquí: Boquetedistrict, Bajo Chorro, Davidson 398 (GH, US).
Document typearticle
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