Bulbophyllum lupulinum Lindl.

Bulbophyllum lupulinum is a species of orchid in the genus Bulbophyllum.

Bulbophyllum lupulinum - Wikipedia

Common Name The Hops-Like Bulbophyllum [refers to the bracts of the Inflorescence]

Flower Size 1/4" [.65mm]

Found in Guinea, Ivory Coast, Nigeria, Sierra Leone, Togo, Congo, Zaire, Ethiopia Zambia in riverine forests at elevations of 1000 to 1700 meters as a small to medium sized, warm to cool growing epiphyte or lithophyte with 1.2 to 5.2" [3 to 13 cm] between each, ovoid to ellipsoid, slightly compressed, sharply 4 angled pseudobulbs carrying a single to two, lanceolate, to linear-lanceolate, obtusely emarginate, apically gradually narrowing below into the shortly petiolate base leaves that blooms in the fall and winter on an erect, slightly flattened, to 6 to 15.2" [15 to 38 cm] long, 28 to 68 flowered inflorescence with tufted hairs and enveloped below by 10 scarious sheaths and large, scarious, imbricate, triangular, grey-purple with some fine dark hairs, recurved, longer than the flowers floral bracts and carrying distchous, several opening together, not widely opening flowers.

Synonyms Bulbophyllum ituriense De Wild. 1921; Bulbophyllum urbanianum Kraenzl. 1899; Phyllorchis lupulina (Lindl.) Kuntze 1891

IOSPE PHOTOS (orchidspecies.com)

https://youtu.be/_NhH3GCH_JQ?t=454