Bulbophyllum psychoon

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This mini-miniature epiphyte is found in Vietnam, India, Laos, and China at elevations of 500 to 1650 meters in evergreen and mixed forests. It has a creeping, branching rhizome with close-set, dark green, ribbed pseudobulbs, each carrying a single, flexible, thinly leathery, narrowly ovate leaf with a purple-suffused underside. Blooming in spring and summer, it… Continue reading Bulbophyllum psychoon

Bulbophyllum psittoglossum

This miniature-sized epiphyte or lithophyte is found in southeastern to southwestern Yunnan, Thailand, Myanmar, Laos, and Vietnam at elevations of 1200 to 1700 meters. It grows on shady rocks or tree trunks in sparse woods. The plant has clustered, reclining, ellipsoid pseudobulbs with a basal net, each carrying a single, apical, narrow-based leaf. Blooming in… Continue reading Bulbophyllum psittoglossum

Bulbophyllum plumatum

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This section differs from Section Ephippium by having erose to denticulate petal margins, while the median sepal margins range from entire to erose. The resupinate flowers grow in a subumbellate raceme, with 1 to 4 flowers per inflorescence. The dorsal sepal has 3 to 17 veins, and the lateral sepals, which are 3 to 16… Continue reading Bulbophyllum plumatum

Bulbophyllum pleurothallidanthum

This small-sized epiphytic orchid from Sumatra grows in warm to cool conditions. It has closely set, conic-ovoid pseudobulbs, each bearing a single, erect, thick, oblong-elliptic leaf with a sessile base. Blooming in late fall, it produces an erect, 6 to 8 cm long inflorescence, including a 4.5 cm peduncle. The flowers, arranged in an apical… Continue reading Bulbophyllum pleurothallidanthum

Bulbophyllum planibulbe

This orchid section resembles Macrocaulia but features larger plants with long, wiry, non-brittle creeping rhizomes. It has racemose inflorescences with resupinate flowers, where the pedicel’s basal node aligns with the floral bract attachment. The flowers have four pollinia. A key field characteristic is its prostrate pseudobulbs on an elongated, wiry rhizome. This section includes two… Continue reading Bulbophyllum planibulbe

Bulbophyllum pileatum

This miniature epiphytic orchid is found in Malaysia, Borneo, and Sumatra at elevations up to 1000 meters, growing on mature mangrove trees in swamp forests. It has slender, cylindrical pseudobulbs spaced 1.6 to 3.1 inches apart, ringed with stiff bristles, and carries a single, gradually narrowed leaf with a short petiole. Blooming from winter through… Continue reading Bulbophyllum pileatum

Bulbophyllum picturatum

This small epiphytic orchid is found in Yunnan, Assam, Myanmar, Thailand, and Vietnam at elevations of 900 to 1550 meters. It grows in bright light on deciduous trees or the ground below them. The plant has dark green, angular pseudobulbs with a single, linear-oblong leaf. In spring, it blooms on a slender, 12 to 25… Continue reading Bulbophyllum picturatum

Bulbophyllum phalaenopsis

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This large-sized epiphytic orchid is native to New Guinea, growing at elevations below 500 meters. It produces a short, clustered inflorescence at the base of the plant, with flowers that have a strong, unpleasant odor and remain close to the pseudobulb.

Bulbophyllum patens

This medium-sized orchid is found in India, Thailand, Malaysia, Sumatra, and Borneo, growing in swampy and lowland forests at elevations up to 200 meters. It is a hot-growing epiphyte with a hairy rhizome and spaced ellipsoid pseudobulbs, each carrying a single, thick, elliptic-oblong leaf. Blooming in late winter to early spring, it produces a 5… Continue reading Bulbophyllum patens

Bulbophyllum parviflorum

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This miniature orchid is found in Yunnan, the eastern Himalayas, Bhutan, Myanmar, Thailand, and Vietnam, growing in montane forests at 400 to 1100 meters. It thrives as a warm to hot-growing epiphyte with globose pseudobulbs spaced 5 cm apart. Each pseudobulb has a single, narrow, elliptical leaf that tapers into a folded petiole. Blooming in… Continue reading Bulbophyllum parviflorum