Orchidaceae

Trizeuxis falcata Lindl.

Kingdom: Plantae Rank: Species Parent: Trizeuxis Status: Invalid Reason: unverified

Morphological Description

Diagnosis: CUSCO: Prov. Quispicanchis, hills around Río Araza, between Pande Azucar and Quince Mil Airport, 1313’S, 7045’W, 643 m, Nuñez 13945 (MO, USM)
MADRE DE DIOS: ##, Nuñez 6899 (MO)

Vegetative Morphology

Habit: Miniature fan-shaped plants.

Leaves: Leaves several, strongly bilaterally compressed, lanceolate in profile, acute-acuminate, to 13 x 1 cm.

Reproductive Morphology

Inflorescence: Inflorescences erect pedunculate panicles to 25 cm long, often much shorter, the branches at right angles to the peduncle, the rachis segments subcapitate.

Flowers: Flowers numerous, barely opening, subglobose, yellowish white, the lip apex darker yellow to pale yellowish orange. Dorsal sepal oblong-elliptic, obtuse-rounded, saccate forming a hood over the column, to 2.5 x 2 mm, the lateral sepals fused for their length, saccate-inflated, obovate in outline, 2-lobed at the apex, to 2.3 x 1.5 mm. Petals oblong-elliptic, obtuse-rounded, deeply cupped, to 2.3 x 1 mm. Lip obscurely 3-lobed, oblong-lanceolate, triangular-acuminate at the apex, to 3 x 1 mm, the tip deflexed. Column 1 mm long.

Other

Notes: See Christenson, E. A. 2000. Trizeuxis. Orchids 69(7):671-672.