Miconia bicolor

Triana (1872)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Myrtales Family: Melastomataceae Genus: Miconia

Description

Key Characters:

Growth Form: Shrubs or small trees up to 6 m tall.

Stems: Young branches rounded to subquadrate, sparsely to densely covered with appressed silvery scales.

Roots:

Leaves: Leaves simple. Opposite, decussate. Blades ovate–lanceolate, 7–10(–15) cm long, 2.3–3.5(–4.5) cm wide. Apex acuminate. Base obtuse to rounded. Upper surfaces essentially glabrous; lower surfaces densely covered with appressed silvery scales and with a cluster of coarse spreading hairs at junction of primary nerves. Margins entire. 3-veined. Petioles 14–26 mm long. Stipules absent.

Flowers: Flowers in simple cymes arranged in terminal panicles, inflorescences 9–14 cm long (incl. peduncle), pedicels 1–3 mm long in fruit, bracts and bracteoles greatly reduced and scale-like, early deciduous. Flowers bisexual (perfect). Hypanthium covered with appressed silvery scales. Calyx limb forming a shallow, spreading, subtruncate flange 0.5–1 mm long, persistent. Corolla of 5 petals, white and farinose, narrowly obovate, 6.5–8 mm long, 3.5–5 mm wide at apex. Stamens twice as many as petals, all similar; filaments 4.5–5.5 mm long; anthers yellow, 5–6 mm long, linear–subulate, with a dorsally inclined pore, connective not prolonged below anther sacs and without appendages. Ovary inferior, 3-celled; ovules numerous, placentation axile; style simple; stigma terminal.

Fruit: Berries bluish black; fleshy; subglobose; 6–8 mm long including the constricted neck just below the flaring calyx limb. Seeds cuneate; conspicuously angled; 1.5–2 mm long; endosperm absent.

Ploidy: 2n = 34

Habitat: Mesic to wet forest and disturbed areas such as along trails and roadsides.

Elevation Range:

Historical Distribution

Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Only found in cultivation
Hawai'i Naturalized

Dispersal Agents

Birds

Pollinators

Bibliography

Name Published In: Trans. Linn. Soc. London 28: 103 (1871 publ. 1872)

Other References

Wagner et al. 1990:913 (H [as Tetrazygia bicolor]); Staples & Herbst 2005:394 (KEY), 397 (DESCR); Judd et al. 2014:465 (Syn. T. bicolor)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Miconia bicolor Triana lower nanawale forest reserve, near the beginning part of transect d PRESERVED_SPECIMEN croft, l.k. collector number: 790037lkc Oahu BISH 2/23/1979
2 Miconia bicolor Triana Puna Distr., W coner of junction between Mamaki St. and Rte. 11 Roadside disturbed vegetation with Melastoma, Psidium cattleianum. PRESERVED_SPECIMEN Kraus, F. 1 Hawaii BISH 9/9/1999
3 Miconia bicolor Triana 7 mi SW of State Route 11 on Mamaki Rd to Kulani Prison. Waiakea Forest Reserve PRESERVED_SPECIMEN Miller, J.S. Merello, M. Collector Number: 7947 Hawaii BISH 8/6/1992
4 Miconia bicolor Triana near junction of stainback & volcanoes highway Occasional in disturbed areas at lower elevations. PRESERVED_SPECIMEN herbst, d.r. ishikawa, s. collector number: 4066 Hawaii BISH 8/13/1974
5 Miconia bicolor Triana 7 mi SW of State Route 11 on Mamaki Rd to Kulani Prison. Waiakea Forest Reserve PRESERVED_SPECIMEN Miller, J.S. 7947 Hawaii BISH 8/6/1992
6 Miconia bicolor Triana junction of stainback hwy. & hwy. 13 to hilo Along disturbed roadside. PRESERVED_SPECIMEN wagner, w.l. gustafson, r.; martin, w.c. collector number: 4848 Hawaii BISH 7/26/1983
7 Miconia bicolor Triana stainback highway between panaewa zoo & hawaii belt highway Naturalized & common along highway. PRESERVED_SPECIMEN stemmermann, r.l. collector number: 6935 Hawaii BISH 4/26/1985
8 Miconia bicolor Triana Lower Nanawale Forest Reserve, near the beginning part of Transect D Found in association with Cibotium, Aleurites, Rubus rosifolius, Psidium guajava. PRESERVED_SPECIMEN Croft, L.K. Collector Number: 790037LKC Hawaii BISH 2/23/1979
9 Miconia bicolor Triana Near junction of Stainback & Volcanoes Highway Occasional in disturbed areas at lower elevations. PRESERVED_SPECIMEN Herbst, D.R. 4066 Hawaii BISH 8/13/1974
10 Miconia bicolor Triana puna distr., w coner of junction between mamaki st. and rte. 11 In shaded situation. PRESERVED_SPECIMEN kraus, f. collector number: 1 Oahu BISH 9/9/1999
11 Miconia bicolor Triana Panaewa Zoo and Equestrian Center county park. Degraded Metrosideros lowland rain forest. PRESERVED_SPECIMEN David H. Lorence 7250 Hawaii PTBG 8/3/1992
12 Miconia bicolor Triana Lower Nanawale Forest Reserve, near the beginning part of Transect D Found in association with Cibotium, Aleurites, Rubus rosifolius, Psidium guajava. PRESERVED_SPECIMEN Croft, L.K. 790037LKC Hawaii BISH 2/23/1979
13 Miconia bicolor Triana Puna Distr., W coner of junction between Mamaki St. and Rte. 11 Roadside disturbed vegetation with Melastoma, Psidium cattleianum. PRESERVED_SPECIMEN Kraus, F. Collector Number: 1 Hawaii BISH 9/9/1999
14 Miconia bicolor Triana Near junction of Stainback and Volcano Highways. Ocassional in disturbed areas at lowe elevations. Disturbed areas at lower elevations. PRESERVED_SPECIMEN Derral Herbst 4066 Hawaii PTBG 8/13/1974
15 Miconia bicolor Triana 7 mi SW of State Route 11 on Mamaki Road to Kulani Prison. Waiakea Forest Reserve. PRESERVED_SPECIMEN James S. Miller|Mary Merello Miller 7947 Missouri Botanical Garden 8/6/1992
16 Miconia bicolor Triana 7 mi sw of state route 11 on mamaki road to kulani prison. waiakea forest reserve. PRESERVED_SPECIMEN james s. miller|mary merello miller 7947 MO 8/6/1992
17 Miconia bicolor Triana junction stainback highway and highway 13 to hilo PRESERVED_SPECIMEN w. l. wagner, r. gustafson & w. c. martin 4848 Hawaii US 7/26/1983
18 Miconia bicolor Triana (big island). south hilo district; pana'ewa zoo and equestrian center county park. PRESERVED_SPECIMEN d. h. lorence 7250 Hawaii US 8/3/1992
19 Miconia bicolor Triana Junction Stainback Highway and Highway 13 to Hilo PRESERVED_SPECIMEN Wagner, W. L.; Gustafson, R.; Martin, W. C. 4848 Hawaii US 7/26/1983
20 Miconia bicolor Triana Puna Distr., W coner of junction between Mamaki St. and Rte. 11 PRESERVED_SPECIMEN Kraus, F. 1 Hawaii US 9/9/1999
21 Miconia bicolor Triana puna distr., w coner of junction between mamaki st. and rte. 11 PRESERVED_SPECIMEN f. kraus 1 Hawaii US 9/9/1999
22 Miconia bicolor Triana Near junction of Stainback and Volcano Highways PRESERVED_SPECIMEN Herbst, D. R.; Ishikawa, S. 4066 Hawaii US 8/13/1974
23 Miconia bicolor Triana (Big Island). South Hilo District; Pana'ewa Zoo and Equestrian Center county park. PRESERVED_SPECIMEN Lorence, D. H. 7250 Hawaii US 8/3/1992
24 Miconia bicolor Triana Puna Distr., W coner of junction between Mamaki St. and Rte. 11 PRESERVED_SPECIMEN F. Kraus 1 Hawaii US 9/9/1999
25 Miconia bicolor Triana ahupuaa of halepuaa forest reserve in the puna district PRESERVED_SPECIMEN esp field crew collector number: s.n. Hawaii BISH 10/11/1979
26 Miconia bicolor Triana near junction of stainback and volcano highways PRESERVED_SPECIMEN d. r. herbst & s. ishikawa 4066 Hawaii US 8/13/1974
27 Miconia bicolor Triana Stainback Highway, mauka of Hilo Planted or adventive in forest. PRESERVED_SPECIMEN Baldwin, H.S. Degener 24996 Hawaii BISH 11/1/1958
28 Miconia bicolor Triana 7 mi sw of state route 11 on mamaki rd to kulani prison. waiakea forest reserve PRESERVED_SPECIMEN miller, j.s. merello, m. collector number: 7947 Hawaii BISH 8/6/1992
29 Miconia bicolor Triana Stainback Highway between Panaewa Zoo & Hawaii belt Highway Naturalized & common along highway. PRESERVED_SPECIMEN Stemmermann, R.L. 6935 Hawaii BISH 4/26/1985
30 Miconia bicolor Triana honolulu; h.s.p.a. experiment station, vineyard st. nursery PRESERVED_SPECIMEN caum, e.l. collector number: s.n. Oahu BISH 5/5/1932
31 Miconia bicolor Triana stainback highway, mauka of hilo Dry forest. PRESERVED_SPECIMEN baldwin, h.s. collector number: degener 24996 Hawaii BISH 11/1/1958
32 Miconia bicolor Triana Junction of Stainback Hwy. & Hwy. 13 to Hilo Along disturbed roadside. PRESERVED_SPECIMEN Wagner, W.L. 4848 Hawaii BISH 7/26/1983
33 Miconia bicolor Triana Stainback Hwy., by turnoff form Volcano Hwy Occasional in disturbed areas at lower elevations. PRESERVED_SPECIMEN Herbst, D.R. 4066 Hawaii BISH 8/13/1974
34 Miconia bicolor Triana stainback hwy., by turnoff form volcano hwy Collected on Fern Forest rail. Moderate forest. PRESERVED_SPECIMEN herbst, d.r. collector number: 4066 Hawaii BISH 8/13/1974