Overview

Distribution

Localities documented in Tropicos sources

Amomum subulatum Roxb.:
Burma (Asia)
Bangladesh (Asia)
Bhutan (Asia)
India (Asia)
Nepal (Asia)
China (Asia)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
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Guangxi, Xizang, Yunnan [Bangladesh, Bhutan, N India, Myanmar, Nepal, Sikkim].
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E. Himalaya (Nepal to Sikkim), N. India.
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Physical Description

Morphology

Elevation Range

1000-2000 m
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Description

Plants 1--2 m tall. Ligule 3--4 mm, membranous, apex rounded, emarginate; petiole absent or nearly so on proximal leaves, 1--3 cm on distal ones; leaf blade oblong-lanceolate, 25--60 × 3.5--11 cm, glabrous, base rounded or cuneate, apex long cuspidate. Spikes subturbinate, ca. 5 cm in diam.; peduncle 0.5--4.5 cm, scalelike sheaths brown; bracts pale red, ovate, ca. 3 cm, apex obtuse with horny cusp; bracteoles tubular, ca. 3 cm, apex acute, emarginate. Calyx glabrous, 3-cleft to middle; lobes subulate. Corolla tube equaling calyx; lobes yellow, central one subulate at apex. Lateral staminodes red, subulate, ca. 2 mm. Labellum with yellow midvein, oblong, ca. 3 cm, white pubescent, veins conspicuous, apex involute. Filament ca. 5 mm; anther ca. 1 cm; connective appendage elliptic, entire, ca. 4 mm. Capsule purple or red-brown, globose, 2--2.5 cm in diam., with 10 undulate wings, apex with persistent calyx. Fl. May--Jun, fr. Jun--Sep. 2 n = 48.
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Ecology

Habitat

Dense forests; 300--1300 m.
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Amomum subulatum

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 7
Species With Barcodes: 1
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Notes

Comments

Tong (Bull. Bot. Res., Harbin 18: 140. 1998) referred the plants treated in FRPS as Amomum subulatum to A. glabrum. However, one of us (Wu) notes that the species was correctly identified in FRPS, except for the illustration (pl. 46, f. 1--7), which depicts A. glabrum.
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