ICONES PLEUROTHALLIDINARUM (ORCHIDACEAE) PLEUROTHALLIS OF MEXICO AND CENTRAL AMERICA II
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Keywords

ICONES PLEUROTHALLIDINARUM
PLEUROTHALLIS

How to Cite

Luer, C. (1975). ICONES PLEUROTHALLIDINARUM (ORCHIDACEAE) PLEUROTHALLIS OF MEXICO AND CENTRAL AMERICA II. Selbyana, 1(3), 304–342. Retrieved from https://ojs.test.flvc.org/selbyana/article/view/120009

Abstract

Plant epiphytic, minute, repent, the creeping rhizome giving rise to a secondary stem every 2-3 mm; roots comparatively thick, from nodes on the primary stem. Secondary stem clothed by 1-2 thin, tubular sheaths, 1-2 mm long, monophyllous. Leaf very narrowly obovate, 10-16 X 2-3 mm, obtuse to subacute, attenuated indistinctly into a petiole. Inflorescence a 2-3- flowered raceme about 2 em long; peduncle filiform, from a node on the secondary stem. Flowers small, translucent greenish white; floral bract and pedicel each about 2 mm long; ovary pink, 0.5 mm long; dorsal sepal ovate, acuminate, 5 X 1.5 mm, 3-nerved; lateral sepals similar to the dorsal sepal, each 2-nerved, connate at the base where they form a mentum with the
column-foot; petals narrowly obovate-spatulate, acute, 3.5 X 0.75 mm; lip oblong, 2.5 X 1 mm, apex rounded, base truncate, very shortly unguiculate, 3-nerved; column 1.5 mm long with a 1 mm foot.

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