Porpax moniliformis (P.J.Cribb) Schuit., Y.P.Ng & H.A.Pedersen, Bot. J. Linn. Soc. 186: 200 (2018).
Homotypic Names:

Stolzia moniliformis P.J.Cribb, Kew Bull. 33: 84 (1978).
A dwarf creeping epiphytic or rarely lithophytic herb to ± 5 cm. high. Pseudobulbs 1-leafed, fusiform-compressed, proximate, to 0.5 cm. high and 1.5 cm. broad, apex obliquely set. Leaf fleshy, erect, elliptic or oblanceolate, apiculate and emarginate at apex, 1-4 cm. long, 0.5-1 cm. broad, bluish green, articulated to a narrow leaf-base 1-10 mm. long. Inflorescence (l-)2-3-flowered, much shorter than leaf; peduncle up to 5 mm. long; bracts ovate, acute, 2 mm. long. Flower fleshy, cream-coloured or greenish, dark purple-brown or blackish within. Dorsal sepal lanceolate, acute, 7.5 mm. long, 3 mm. broad, margins reflexed; lateral sepals ovate, acuminate, 7.5 mm. long, 3 mm. broad, with recurved margins, connate in basal half to column-foot forming a saccate mentum. Petals narrowly lanceolate, acute, 4 mm. long, 1 mm. broad. Lip entire, conduplicate in basal two-thirds, oval, obtuse, 3.3 mm. long, 2.3 mm. broad, margins erose; callus basal, small, bilobed. Column 0.6 mm. long, truncate, with an erose apical margin; stigma orbicular.
Epiphytic or lithophytic growing amongst mosses in montane forest zone; 1350-2000 m.
Tanzania (Uluguru Mts.)
Flora of Tropical East Africa: Orchidaceae, Part 2
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