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Phyllostegia kaalaensis

H.St.John (1987)

This name is accepted

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

Description

Key Characters:

Growth Form: Robust, erect to decumbent perennial herbs.

Stems: Stems 9–50 dm long, glabrous.

Roots:

Leaves: Leaves simple. Opposite. Blades ovate, oblong–ovate to oblong–lanceolate, 8–24 cm long, (1.6–)2.5–10.5 cm wide. Apex long-acuminate. Base broadly cuneate or rarely subcordate. Surfaces glabrous, often red–tinged or with red veins; upper surfaces somewhat glossy; lower surfaces pale, thin and membranous. Margins dentate. Petioles 2.5–7.5 cm long, glabrous. Stipules absent.

Flowers: Flowers 6(–10) per verticillaster, in unbranched, racemose inflorescences, usually developing only terminally on branch, but occasionally with an additional pair of lateral inflorescences immediately below, pedicels slender, peduncles stouter than pedicels, bracts narrowly ovate, sparsely ciliate, lowermost pair slightly larger. Calyx obconical, veins inconspicuous, glabrous, the teeth narrowly deltate, sparsely ciliate, apex attenuate. Corolla white, sometimes tinged reddish purple, variable in size. Stamens 4, both pairs of similar length or upper pair slightly longer, ascending the upper corolla lip, included, aligned with the sinuses; filaments inserted near throat, usually pubescent; anthers dithecal, opening by longitudinal slits; anther sacs divaricate. Ovary superior, 2-carpellate, placentation basal-axile; ovules 1 per ovary lobe; style 1, included, arising between lobes, shortly 2-lobed, the lobes clavate; stigmatic only at apex, 1 lobe often rudimentary; stigmas 2.

Fruit: Nutlets 4–5 mm long; 1-seeded; dark green to black; drupaceous; exocarp fleshy; obovoid; margins slightly winged; obliquely attached at the connate base; spreading and exserted from calyx at maturity. Seeds with endosperm absent or scanty and oily.

Ploidy:

Habitat: Mesic summer dry forest.

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

O'ahu Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Phytologia 63: 176 (1987)

Other References

St. John 1987a:176 (SPNOV/O, DESCR); Russell & Bruegmann 1996b:53097; Wagner 1999a:270

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Under canopy of Pisonia, Antidesma, Diospyros, & Psidium; 45 deg. slope, mesic summer dry forest PRESERVED_SPECIMEN Obata, J.K. 77-315 Oahu BISH 4/24/1977
2 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Off the bare gully floor, under a canopy of Pisonia, Aleurites, Eugenia, Diospyros, Metrosideros, on an almost vertical rock face, moist, in deep shade. PRESERVED_SPECIMEN obata, j.k. collector number: 290 Oahu BISH 1/18/1976
3 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN nagata, k.m. kimura, b. collector number: 1603 Oahu BISH 3/21/1978
4 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Open roadside. PRESERVED_SPECIMEN obata, j.k. carr, g.d.; palmer, d. collector number: 77-315 Maui BISH 4/24/1977
5 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Off the bare gully floor, under a canopy of Pisonia, Aleurites, Eugenia, Diospyros, Metrosideros, on an almost vertical rock face, moist, in deep shade. PRESERVED_SPECIMEN Obata, J.K. 290 Oahu BISH 1/18/1976
6 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Dominant plant and associated with Rubus (thimbleberry) and Athyrium ferns, forming a dense canopy over vegetation below, colony area 30 sq. m. PRESERVED_SPECIMEN Obata, J.K. 407 Oahu BISH 9/24/1978
7 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information In Oahu diverse mesic forest with Alectryon, Elaeocarpus, Pouteria, Antidesma, Pisonia, Charpentiera, Melicope, Freycinetia, Claoxylon, Hibiscus, Pipturus, Passiflora suberosa, Labordia, Platydesma, Athyrium sandwichianum, Neraudia. PRESERVED_SPECIMEN perlman, s.p. obata, j. collector number: 6117 Oahu BISH 6/28/1987
8 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information In Oahu diverse mesic forest with Alectryon, Elaeocarpus, Pouteria, Antidesma, Pisonia, Charpentiera, Melicope, Freycinetia, Claoxylon, Hibiscus, Pipturus, Passiflora suberosa, Labordia, Platydesma, Athyrium sandwichianum, Neraudia. PRESERVED_SPECIMEN Perlman, S. 6117 Oahu BISH 6/28/1987
9 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Among Athyrium fenzlianum and Pteris irregularis. PRESERVED_SPECIMEN Takeuchi, W.N. 3440 Oahu BISH 2/1/1987
10 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Along ditch trail. PRESERVED_SPECIMEN obata, j.k. robideux, r. collector number: 407 Maui BISH 9/24/1978
11 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Among Athyrium fenzlianum and Pteris irregularis. PRESERVED_SPECIMEN takeuchi, w.n. paquin collector number: 3440 Oahu BISH 2/1/1987
12 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Cultivated; growing in wet places. PRESERVED_SPECIMEN takeuchi, w.n. paquin collector number: 3441 Oahu BISH 2/1/1987
13 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Nagata, K.M. 1603 Oahu BISH 3/21/1978
14 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Growing with Athyrium, Stachytarpheta and Commelina diffusa at base of slope on gully floor. Canopy of Aleurites & Pisonia. A large population of perhaps 6 plants covering an area 15' in diameter. PRESERVED_SPECIMEN Nagata, K.M. 1603 Oahu BISH 3/21/1978
15 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN nagata, k.m. kimura, b. collector number: 1515 Oahu BISH 1/10/1978
16 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information moist gully PRESERVED_SPECIMEN obata, j.k. carr, g.d.; palmer, d. collector number: 77-315 Oahu BISH 4/24/1977
17 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Takeuchi, W.N. 3441 Oahu BISH 2/1/1987
18 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Diverse mesic forest. PRESERVED_SPECIMEN Steve Perlman 6117 Oahu PTBG 6/28/1987
19 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information Mixed mesic forest. PRESERVED_SPECIMEN K. R. Wood 7069 Oahu PTBG 1/10/1998
20 Phyllostegia kaalaensis H.St.John Contact Bishop Museum Botany department for locality information In Oahu diverse mesic forest. PRESERVED_SPECIMEN Steve Perlman 6117 Oahu PTBG 6/28/1987
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