Articles

Dendrobium crumenatum Sw.

Dendrobium crumenatum Sw.

Family

Orchidaceae

Synonyms

Dendrobium cumulatum Kraenzl., Dendrobium caninum (Burm.f.) Merr.

Vernacular Names

Malaysia Daun sepulah tulang.
English Pigeon orchid, white dove orchid, pigeon flower.
Indonesia Anggrak merpati (Javanese).
Thailand Waai tamoi (Central, Peninsular), buap klaang haao (Northern).
Vietnam Th[aj]chh[ooj]c, tuy[ees]t mai.

Geographical Distributions

Dendrobium crumenatum is distributed from Sri Lanka to the Andaman Islands, Burma (Myanmar), Thailand, Indo-China, southern China, the Philippines, Peninsular Malaysia and Sumatra, Java, Borneo, Ambon and Timor.

Description

D. crumenatum is a robust and branched herb with slender stems with a length of 60-90 cm. The pseudo-bulbs are conical in shape, with a size of 8-12 cm x 2 cm.

The leaves are oblong, measuring 5-8 cm x 1.5-2.5 cm with rounded apex and slightly notched at the extremity.

The inflorescence consists of white 2-many-flowered and measures about 4 cm in diametre. It is fragrant. The lateral sepals are slightly wider, acuminate, forming a conical, acute and incurved mentum. The petals are linear-oblong, measure about 20 mm x 7 mm with pale yellow lip, measuring 33 mm x 14 mm, slightly trilobed, crisped or fringed edge and 3-5 longitudinal ribs.

Ecology / Cultivation

D. crumenatum occurs in humid regions, or regions with a short dry season, in open forest and on wayside trees, sometimes on boulders, locally numerous, from sea-level up to 1000 m altitude.

Line Drawing / Photograph

Dendrobium_crumenatum

References

  1. Plant Resources of South-East Asia No.12(2): Medicinal and poisonous plants 2.