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Phyllostegia helleri

Sherff (1934)

This name is accepted

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

Description

Key Characters:

Growth Form: Weakly erect to scandent perennial herbs.

Stems: Stems hirtellous (hairs somewhat crinkly, but spreading or rarely retrorsely appressed, 0.5–1 mm long).

Roots:

Leaves: Leaves simple. Opposite. Blades ovate, 10–14.5 cm long, 3.5–6.5 cm wide. Apex long-acuminate. Base truncate to occasionally subcordate. Surfaces hirtellous (hairs shiny, somewhat crinkly, and unequal in length), ± inconspicuously glandular–dotted; blades thin, somewhat rugose. Margins crenate–serrate or dentate–serrate. Petioles (2–)2.5–5 cm long, hirtellous (hairs rarely retrorsely appressed). Stipules absent.

Flowers: Flowers (4)6 per verticillaster, in leafy, compound, terminal, bracteate, racemose inflorescences usually 8–19 cm long, consisting of the primary branch and 2 to several lateral branches immediately below, pedicels 3-5(-9) mm long, hirtellous [hairs somewhat crinkly, unequal in length, (0.1–)0.3–1 mm long], bracts ovate to narrowly ovate, 3–12 mm long, lowermost pair larger, 15–30 mm long, bract pubescence same as that of leaves. Calyx narrowly campanulate, 4–5 mm long, enlarging in fruit, veins inconspicuous, hirtellous as the pedicels and sparsely glandular–dotted, rarely without glandular dots, 5-toothed, the teeth narrowly deltate, 1–1.5 mm long, apex acute, splitting longitudinally, usually persistent or sometimes only ventral 1/2 persistent. Corolla bilabiate, white, lobes tinged lavender, tube narrowly funnelform, usually curved, ca. 9–12 mm long, villous, upper lobe ca. 2.5–3 mm long, villous, lower lobe ca. 5–7 mm long; nectary disk often present at base of ovary, annular or developed on anterior side only. Stamens 4, ascending the upper corolla lip, included; filaments inserted near throat; anthers dithecal; 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 ca. 2.5 mm long. Seeds with endosperm absent or scanty and oily.

Ploidy:

Habitat: Apparently rare in diverse mesic forest to wet forest.

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Kaua'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Bot. Gaz. 96: 138 (1934)

Other References

Wagner et al. 1990:816 (K); Wood 2006:18 (REDISCOVER/K); Wood et al. 2019/Wood 16296 PTBG (EXTINCT, 2018)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN a. a. heller 2875 Maui US 1895-10-11
2 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN j. f. rock 9002 Kauai US 8/8/1911
3 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN a. arthur heller heller 2875 MO 1895-10-12
4 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN a. s. hitchcock 15367 Kauai US 10/20/1916
5 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hitchcock, A. S. 15367 Kauai US 10/20/2016
6 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN a. a. heller 2875 Kauai US 1895-10-11
7 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Heller, A. A. 2875 Kauai US 1885-00-00
8 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Perlman, S. P. 17083 Kauai US 5/4/2000
9 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Rich Metrosideros- Cheirodendron montane wet forest with Styphelia, Vaccinium, Melicope, Astelia, Syzygium, Dicranopteris, Wikstroemia, Cyrtandra, Phyllostegia, Eurya, Myrsine. PRESERVED_SPECIMEN Perlman, S. 10638 Kauai BISH 2/14/1989
10 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN a. a. heller 2875 GH
11 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 386.K Kauai BISH 9/1/1909
12 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information with kukui, ti, Freycinetia, Cyrtandra PRESERVED_SPECIMEN forbes, c.n. collector number: 441.k Oahu BISH 9/1/1909
13 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 5272 = 5278 Kauai BISH
14 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Rich Metrosideros- Cheirodendron montane wet forest with Styphelia, Vaccinium, Melicope, Astelia, Syzygium, Dicranopteris, Wikstroemia, Cyrtandra, Phyllostegia, Eurya, Myrsine. PRESERVED_SPECIMEN perlman, s.p. pratt, t.; j.lepson collector number: 10638 Kauai BISH 2/14/1989
15 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Scattered in gulch in Metrosideros-Cheirodendron wet forest w/Stenogyne purpurea, Machaerina, Broussaisia, Cyrtandra, Vaccinium, Dubautia, Gunnera, Diplazium sandwichianum & Hedyotis terminalis. PRESERVED_SPECIMEN Perlman, S. 15690 Kauai BISH 1/7/1997
16 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Scattered in gulch in Metrosideros-Cheirodendron wet forest w/Stenogyne purpurea, Machaerina, Broussaisia, Cyrtandra, Vaccinium, Dubautia, Gunnera, Diplazium sandwichianum & Hedyotis terminalis. PRESERVED_SPECIMEN Perlman, S.P. Wood, K.R. Collector Number: 15690 Kauai BISH 1/7/1997
17 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 5272 = 5278 Kauai BISH 3/23/1905
18 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN wood, k.r. perlman, s.; hobdy, r.w. collector number: 0948 Oahu BISH 6/19/1991
19 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Herbst, D.R. 2463 Kauai BISH 5/31/1972
20 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 9002 Kauai BISH 10/1/1911
21 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 5272 = 5278 Kauai BISH 9/1/1909
22 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN herbst, d.r. bishop, l.e. collector number: 2463 Kauai BISH 5/31/1972
23 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN lydgate, j.m. collector number: 15 Kauai BISH
24 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 9002 Kauai BISH 10/1/1911
25 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information On wave-swept rocky outcrop in sand beach. -- Includes spermatangial thalli. PRESERVED_SPECIMEN rock, j.f.c. collector number: 9002 Oahu BISH 10/1/1911
26 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Mixed lehua, koa forest. PRESERVED_SPECIMEN plews, j.h.r. collector number: s.n. Kauai BISH 2/19/1979
27 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Along stream. PRESERVED_SPECIMEN Forbes, C.N. 441.K Kauai BISH 9/1/1909
28 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 9002 Kauai BISH 10/1/1911
29 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Scattered in gulch in Metrosideros-Cheirodendron wet forest w/Stenogyne purpurea, Machaerina, Broussaisia, Cyrtandra, Vaccinium, Dubautia, Gunnera, Diplazium sandwichianum & Hedyotis terminalis. PRESERVED_SPECIMEN perlman, s.p. wood, k.r. collector number: 15690 Kauai BISH 1/7/1997
30 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 386.k Kauai BISH 9/1/1909
31 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN s. p. perlman 17083 Oahu US 5/4/2000
32 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J. F. 9002 Kauai US 3/25/1905
33 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 5272 = 5278 Kauai BISH 1909-00-00
34 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Rare. Metrosideros Montane Wet Mixed Community with sedges, grasses, bryophytes. Epiphytes common in the shrub layer. Associated plants: Cheirodendron, Eurya, Cyrtandra, Dubautia, Coprosma, Melicope, Hedyotis, Plantago, Peperomia, Pipturus, Psychotria, Bidens, Cyanea, Anoectochilus, and numerous pteridophytes. PRESERVED_SPECIMEN Wood, K.R. 948 Kauai BISH 6/19/1991
35 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Along stream. PRESERVED_SPECIMEN forbes, c.n. collector number: 441.k Kauai BISH 9/1/1909
36 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Along stream. PRESERVED_SPECIMEN Forbes, C.N. 441.K Kauai BISH 9/1/1909
37 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Lydgate, J.M. 15 Kauai BISH
38 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN a. a. heller 2875 NY 1895-10-12
39 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Metrosideros mixed lowland wet forest. PRESERVED_SPECIMEN K. R. Wood 7131 Kauai PTBG 2/5/1998
40 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Riparian area. PRESERVED_SPECIMEN Steve Perlman 24450 Kauai PTBG 4/30/2015
41 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Metrosideros mixed lowland wet forest PRESERVED_SPECIMEN K. R. Wood 16296 Kauai PTBG 2/10/2015
42 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Steve Perlman 13224 Kauai PTBG 1/10/1993
43 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Steve Perlman 16486 Kauai PTBG 2/1/2006
44 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information Metrosideros mixed lowland wet forest. PRESERVED_SPECIMEN K. R. Wood 10938 Kauai PTBG 9/9/2004
45 Phyllostegia helleri Sherff Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN MU 9/10/2004
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