[PDF] Top 20 New reports of Orchidaceae from the Guianas

... side of the mid-nerve, ...evidence of glycoside crystals (à la Prosthechea Knowles & ...including the pedicel, the cuniculus 1.0 cm long, penetrating half of the ...at ... See full document

... juninense. The new species belongs to the Odontoglossum complex with a flexible lip-base attachment, but differs from all other species in that complex primarily by the elongate base ... See full document

... part of a study for evaluate the climate change on orchids, in western Colombian Andes, di- verse orchid plants were marked and codded in the ...during the monitoring of those plants, ... See full document

... 2004). The dis- tinctive twisted column present in ...indicative of a reproductive barrier whereby L. bruncana would deposit the pollinarium on the shoulder of the pollinating ... See full document

... some of Seidenfaden’s reasoning here: “The file folder with Thrixspermum luniferum in ...in the general herbarium at the Museum of Natural History in Vienna, Austria] contains a mixture ... See full document

... Introduction. The Cyrtochilum species described here has previously been misidentified by the author as “Cyrtochilum viminale ...Our new, but well-known species represents an enigmatic ...in ... See full document

... at the base into a conduplicate ...to the dorsal sepal, lanceolate-elliptic, spreading widely, acute to shortly acuminate, marginally glandulose, ...at the apex, with a small glenion at the ... See full document

... mucronate. The roots few to many, very close to the base or separated by the knots on the rhizomes thin to thick or ...sheaths. The inflorescences, lateral without an annular ring near ... See full document

... variation of flower morphology, indumentum pigmentation, sepal width and lip size of ...(flowers of three mature ...close-ups from flowers (panels D–F) show different lip aspect ratios and ... See full document

... one of the most cryptic and poorly known genera of subtribe Pleurothallidinae ...(Orchidaceae). The genus is more closely related to Andinia Luer (Wilson & Jost, 2011) than to ... See full document

... to the base 4–5 cm long; leaf green sometimes suffused with purplish, sub-erect, sessile, broadly-elliptic, acute, apiculate, and with a small mucron, 8–14 × 3–6 ...sub-fascicle of successive, single- ... See full document

... at the apex of the ramicaul, becoming subpendent with age, thinly coriaceous, flexible, sessile, lanceolate, acute, shortly subacuminate, ...at the base, green, matte. Inflorescence a solitary ... See full document

... 2006 the popular genus Masdevallia Ruíz & ...number of species, in combination with molecular investigations by various authors (Abele et ...split the genus into 16 new genera, in addition ... See full document

... consisting of two equal segments, each enclosed by a thin, ribbed, loosely imbricating, apiculate, persistent, strongly verrucose sheath bearing prominent purple warts, the basal sheath 2–3 mm long, ... See full document

... In the most traditional circumscription, genus Masdevallia Ruíz & ...in the Pleurothallidiinae, distributed throughout the New World tropics from Mexico in the north to ... See full document

... Close-up of a portion of the infl ...view of fl ower with sepals and petals excised to show the position of labellum and ...view of column apex after removal of ... See full document

... to the year 2000, Teagueia Luer was known from only three Colombian and three Ecuadorian species, each apparently endemic to very small areas (Luer ...In the year 2000, LJ discovered four new ... See full document

... taxa. The two new species are sympatric and share many morphological characteristics, but differ from each other through features such as pubescent sepals versus glabrous sepals, size and ...Both ... See full document

... and the oblong- trilobed lip with minute lateral ...Barros from which it is distinguished by the smaller flowers, the successive 2-flowered raceme, 3-veined sepals, obtuse petals, and glabrous ... See full document

... at the herbarium of the Jardín Botánico José Celestino Mutis (JBB) in ...Photographs of the detailed and dissected species were taken with a Canon EOS T3 camera fitted with a macro lens ... See full document