Stenogyne angustifolia

A.Gray (1862)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Lamiales Family: Lamiaceae Genus: Stenogyne

Description

Key Characters:

Growth Form: Decumbent or scandent vines.

Stems: Stems weakly 4–angled, glabrous except occasionally pubescent at the nodes.

Roots:

Leaves: Leaves simple. Opposite. Blades narrowly ovate or elliptic to lanceolate or oblanceolate, 2.6–5.3 cm long, 0.6–1.5 cm wide. Apex acute or rarely obtuse. Base acute. Surfaces glabrous; blades membranous. Margins serrulate. Petioles 4–16 mm long, glabrous. Stipules absent.

Flowers: Flowers 2 per verticillaster, axillary or located on axillary shoots, pedicels 2–8 mm long, puberulent. Calyx bilabiate, narrowly campanulate, 8–18 mm long, enlarging in fruit, glabrous, the teeth acute, 5–9 mm long, 1.5–3 mm wide at base, splitting longitudinally, usually persistent or sometimes only ventral 1/2 persistent. Corolla bilabiate, apparently yellow to dull brownish pink, magenta, or red, moderately pubescent externally, glabrous within, tube narrowly funnelform, straight or slightly falcate, 1.1–1.9 cm long, upper lip 5–10 mm long, entire or 2-lobed, flat or concave, lower lip ca. 2 mm long, 3-lobed, the lobes flat or margins revolute, ovate, of similar size, distal portion of corolla sparsely to densely pubescent externally, the hairs simple or multicellular, occasionally glandular pubescent within, otherwise glabrous; nectary disk often present at base of ovary, annular or developed on anterior side only. Stamens 4, both pairs of similar length or upper pair slightly longer, included within corolla or well–exserted beyond upper lip; filaments inserted near throat, pubescent; anthers dithecal; anther sacs divaricate, opening by longitudinal slits. Ovary superior, 2-carpellate, each carpel longitudinally divided, placentation basal-axile; ovules 1 per ovary lobe; style 1, exserted, arising between lobes, usually cleft, diverging after anther dehiscence, shortly 2-lobed, the lobes subulate; stigmas 2.

Fruit: Mature nutlets unknown. Seeds with endosperm absent or scanty and oily.

Ploidy:

Habitat: Formerly occurring in dry subalpine shrubland.

Elevation Range: 1,550–2,150 m.

Historical Distribution

Uses and Culture

USES

Ethnobotanical Images

Natural History

Statewide Status

Endemic

Island Status

Molokai Extirpated
Maui Extirpated
Hawai'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Proc. Amer. Acad. Arts 5: 348 (1862)

Other References

Wagner et al. 1990:835 (Mo, M, H); Wood & Oppenheimer 2008:548 (KEY); Faccenda, Arthur, et al. 2025:189 (Mo?†, 1871, [only record is from Hillebrand (1888) reported from Kalaupapa, a suspiciously low elevation for this subalpine species]); Hank Oppenheimer pers. obs./Hillebrand s.n. BISH 507579 (M†, 1871)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Meebold, A. 20866 Hawaii BISH 1935-11-01
2 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hillebrand, W.B. 77 Maui BISH
3 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hobdy, R.W. 2451 Hawaii BISH 1985-09-12
4 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen GROUP Hawaii BISH
5 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rémy, J. 393 Hawaii BISH 1851-01-01
6 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Meebold, A. Hawaii BISH 1932-05-01
7 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Pahoehoe Kipuka, with open scrub Metrosideros and Santalum forest, near Wikstroemia and Myrsine lanaiensis, in dense shade in deep lava crack. Preserved_Specimen Warshauer, F.R. 794 Hawaii BISH 1977-01-08
8 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Vegetation: Open Metrosideros scrub/forest, Euphorbia forest and Dodonaea scrub. Preserved_Specimen Stemmermann, R.L. 1476 Hawaii BISH 1977-01-09
9 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hillebrand, W.B. Hawaii BISH 1868-01-01
10 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details On dry, partly shaded pahoehoe. Preserved_Specimen Corolla yellow to dull brownish pink. Degener, O. 19813 Hawaii BISH 1949-08-25
11 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Growing on the side of a jeep trail. Scattered Dodonaea, Railliardia, Chenopodium, Sida scrub with Verbascum, Verbena, and Pennisetum. Substrate pahoehoe, ash soil. Preserved_Specimen A rare sprawling vine growing to 3 ft tall, 1/4 inch stem diam; deep red flowers and green immature fruit. Population 20 x 80 feet area (sparse), browse damage (goats), good vigor considering drought. Clarke, G. 606 Hawaii BISH 1981-06-05
12 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Savanna of Myoporum, Dodonaea, Osteomeles, Pennisetum setaceum, Sophora. Preserved_Specimen Warshauer, F.R. 2171 Hawaii BISH 1979-01-12
13 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Dry ohia forest with mixed native trees and a native shrub and mixed grass understory. 3 small vines together. Nearly full sun. Preserved_Specimen Flowers greenish at base w/ brown-purple lobes; beginning to flower. Stems purple above; leaves purple tinged; leaves & stem slightly glaucous. Warshauer, F.R. 2103 Hawaii BISH 1978-08-12
14 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Dry ohia forest with mixed native trees and a native shrub-exotic grass-shrub u/s. Growing in clump of Styphelia & Alyxia. Preserved_Specimen Small shrub; 0.3m tall. Jacobi, J.D. 1010 Hawaii BISH 1978-06-24
15 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hillebrand, W.B. 2361 Hawaii BISH 1868-01-01
16 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rare, one stand, prostrate; flowers magenta purple. Hosaka, E.Y. 2221 Hawaii BISH 1938-06-03
17 Stenogyne angustifolia Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hillebrand, W.B. Maui BISH