Myrsine juddii

Hosaka (1940)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Ericales Family: Primulaceae Genus: Myrsine

kōlea [kolea]

Description

Key Characters:

Growth Form: Many-branched shrubs 1–2 m tall.

Stems: Younger branches brown short–hirtellous.

Roots:

Leaves: Leaves simple. Alternate. Blades narrowly oblanceolate to narrowly elliptic–oblanceolate, 4–12 cm long, 1.5–3.2 cm wide. Apex rounded to obtuse. Base broadly cuneate to subcordate. Upper surfaces glabrous; lower surfaces sparsely to moderately whitish or brown short–hirtellous toward base and along midrib; dark green, younger ones yellowish green, closely spaced and clustered toward the tips of the branches, coriaceous. Margins entire and revolute. Midrib prominent, lateral veins moderately conspicuous, submarginal vein present. Petioles 2–4 mm long. Stipules absent.

Flowers: Flowers 4–8 in bracteolate fascicles below the leaves, pedicels 4–8 mm long, whitish short–hirtellous, becoming glabrate. Flowers apparently unisexual (and the plants dioecious). Calyx 4–5(6)-lobed, usually deeply so, the lobes imbricate or valvate in bud, punctate or with secretory lines, lobes ca. 0.5–1 mm long, glabrous, margins ciliate. Corolla 4–5(6)-lobed; petals yellowish green, the lobes nearly distinct or connate up to ½ their length, imbricate in bud, narrowly oblanceolate, 2.8–3.2 mm long, with conspicuous secretory lines, margins ciliate. Anthers ca. 1.2–1.3 mm long, apex with a tuft of hairs. Ovary superior, 3–5(6)-carpellate, 1-celled; ovules few in a single row, ovary reduced and sterile or absent in staminate flowers; style very short or absent, terminal; stigma subsessile, capitate-angled.

Fruit: Drupes globose; ca. 6 mm in diameter (immature). Seeds 1 per fruit; small; dark colored; subglobose; excavated at base.

Ploidy:

Habitat: Cloud swept wet forest.

Elevation Range: 600–670 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Occas. Pap. Bernice Pauahi Bishop Mus. 16: 39 (1940)

Other References

Wagner et al. 1990:940 (O)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details In rain forest. Preserved_Specimen Degener, O. 8571 Oahu BISH 1932-06-22
2 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details On uluhe covered slope. Preserved_Specimen Many shrubs but all sterile. Takeuchi, W.N. Oahu BISH 1980-01-01
3 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Predominately native wet forest. Preserved_Specimen Sporck-Koehler, M. 14 Oahu BISH 2013-03-19
4 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details More consistenly seen on Leeward (western slopes). Few plants seen on this Windward (eastern side of the summit). Native dominated summit habitat. Estimated 30 plants along this ridge; native short stature shrubland; Dicranopteris lineaaris, Metrosideros rugosa, Metrosideros polymorpha, Hydrangea arguta, Psychotria mariniana, Polyscias gymnocarpa. Preserved_Specimen 1.5 meter tall shrub. Ching-Harbin, S. 2021062902 Oahu BISH 2021-06-29
5 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details On exposed wooded ridge Preserved_Specimen 5 ft. bush Hosaka, E.Y. 1901 Oahu BISH 1937-05-30
6 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Large colony growing on ridge top and associated with low, heavily wind-blown endemics Preserved_Specimen Obata, J.K. 87678 Oahu BISH 1987-09-07
7 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details On exposed wooded ridge Preserved_Specimen 5 ft. bush Hosaka, E.Y. 1901 Oahu BISH 1937-05-30
8 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Perimeter and in open bog areas with Pritchardia, Scaevola glabra, Chamaesyce rockii, Psychotria Preserved_Specimen Small shrubs 1-1.5 m in height, in bud, no open flowers or fruit Perlman, S. 5199 Oahu BISH 1987-08-07
9 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details On exposed wooded ridge Preserved_Specimen 5 ft. bush Hosaka, E.Y. 1901 Oahu BISH 1937-05-30
10 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Stemmermann, R.L. 1268 Oahu BISH 1976-11-14
11 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Stemmermann, R.L. 1218 Oahu BISH 1976-10-31
12 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Stemmermann, R.L. 1213 Oahu BISH 1976-10-31
13 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Wet mesic forest Preserved_Specimen Stemmermann, R.L. 1245 Oahu BISH 1976-11-13
14 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Bishop, B. Oahu BISH 1962-04-29
15 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Open ridgetop with Metrosideros, Ilex, Dubautia laxa, Pelea, Broussaisia, Phyllostegia lantanoides, and Freycinetia Preserved_Specimen Low spreading shrub, 1 m tall; young stems and midrib on underside of leaf densely white hairy, stems glabrate with age Imada, C. 188 Oahu BISH 1986-02-09
16 Myrsine juddii Locality redacted. Contact Bishop Museum Botany Department for details Acacia koa-Metrosideros Dicranopteris linearis wet forest. With Cheirodendron trigynum, Broussaisia arguta, Diplazium sandwichianum, Mysins lessertiana, Cibotium, Antidesma platyphylla, Pritchardia martii, Syzygium sandwicensis, Clidemia hirta Preserved_Specimen Shrubs 2 m ht with fruit, no flowers Perlman, S. 23069 Oahu BISH 2012-10-25