Bulbophyllum argyropus (Endl.) Rchb.F.

Species

Angiosperms > Asparagales > Orchidaceae > Bulbophyllum

Characteristics

Plants compact. Pseudobulbs crowded, ovoid to conical, 5–8 × 4–6 mm, surface furrowed and minutely warty, when young covered with white, felted bracts. Leaves ovate, 20–35 × 4–6 mm, dark green, tough. Racemes with thread-like stems 15–40 mm long, minutely warty, 1–4-flowered. Flowers 5–6 × 3.5–4.5 mm, yellowish to whitish with orange labellum. Ovary densely warty. Sepals and petals not widely spreading. Dorsal sepal 3.5–4.5 × 1–1.3 mm. Lateral sepals 3.5–4.5 × 1.5–1.8 mm. Petals c. 1 × 0.7 mm. Labellum curved, c. 3 × 2 mm, thick, fleshy, base channelled. Callus of 2 central ridges. Capsule c. 6 × 3 mm, strongly warty.
Life form perennial
Growth form herb
Growth support epiphyte
Foliage retention evergreen
Sexuality hermaphrodite
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Environment

An uncommon, sporadic, disjunctly distributed and easily overlooked species from highland rainforest that usually grows on the upper branches of trees where there is sufficient light and abundant air movement. Most plants are found on fallen branches after storms. A population at Enfield grows on native cherry (Exocarpos cupressiformis). On Lord Howe Island it grows on stunted trees and rocks.
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Hardiness (USDA) 8-12

Usage

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Cultivation

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Distribution

Bulbophyllum argyropus world distribution map, present in Australia and Norfolk Island

Identifiers

LSID urn:lsid:ipni.org:names:618266-1
WFO ID wfo-0000458026
COL ID NQDC
BDTFX ID -
INPN ID 671764
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Phyllorkis argyropus Thelychiton argyropus Adelopetalum argyropus Bulbophyllum argyropus