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Platanthera holochila

(Hillebr.) Kraenzl. (1899)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Monocots Order: Asparagales Family: Orchidaceae Genus: Platanthera

fringed orchid

Description

Key Characters:

Growth Form: Erect, deciduous herbs.

Stems: Stems arising from subterranean tubers, 1.5–6 dm long, glabrous, completely enclosed at base by 2–3 sheathing cataphylls, these erect, tubular, slightly flaring at apex, 1.5–3 cm long.

Roots:

Leaves: Leaves simple. Alternate. Blades lanceolate to ovate, 4–12(–20) cm long, 1–3(–4) cm wide, midrib impressed on upper surface, slightly raised on lower surface. Surfaces pale green throughout; blades membranous. Margins entire, sheath 1–5 cm long. Veins parallel. Stipules absent.

Flowers: Flowers in open spikes subtended by a series of linear lanceolate foliaceous bracts 2.5–4 cm long, each flower subtended by a conspicuous bract. Flowers bisexual (perfect), greenish yellow. Sepals: dorsal sepal appressed to column, hooded, obovate, 2.5–3.5 mm long, lateral sepals erect, elliptic, 3–3.5 mm long. Corolla Lateral petals somewhat smaller and enclosed by sepals, erect or inflexed toward column, irregularly ovate, 2–2.5 mm long, apex slightly thickened, fleshy, and ligulate; labellum ligulate, ca. 3 mm long, with a long spur at base 3–5 mm long. Stamen 1, adnate to and surrounding the style forming a column. Column erect. Ovary inferior, 3-carpellate; rostellum relatively broad, forming a transverse ridge beneath anther cells; stigma large, deeply concave, unlobed.

Fruit: Capsules ellipsoid; 1–1.5 cm long.

Ploidy:

Habitat: Usually terrestrial in open or shaded sites on bog hummocks and in wet forest surrounding bogs; sometimes in wet forest not near bogs; and rarely (on Maui) in mesic forest and subalpine shrubland.

Elevation Range: 600–1830 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Kaua'i Endemic
O'ahu Endemic
Molokai Endemic
Maui Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Orchid. Gen. Sp. 1: 645 (1899)

Other References

Wagner et al. 1990:1474 (K, O, Mo, M [as Platanthera holochila]); Hallé 1980:1481 (COMBNOV, Syn. Platanthera holochila = Peristylus holochila, not followed); Efimov 2008:49 (COMBNOV, Syn. Platanthera holochila = Limnorchis holochila, not followed); PEPP 2025/Neal s.n. BISH 146602 (O†, 1938)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Neal, M.C. Oahu BISH 1938-07-03
2 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1194 Maui BISH 1919-08-20
3 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 897 Kauai BISH 1917-07-03
4 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Wagner, W.L. 4916 Molokai BISH 1983-07-30
5 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 330 Kauai BISH 1909-09-01
6 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Cranwell, L.M. 2534 Molokai BISH 1938-07-13
7 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1028 Maui BISH 1919-08-03
8 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 178 Kauai BISH 1909-08-01
9 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 897 Kauai BISH 1917-07-03
10 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Caum, E.L. 71 Maui BISH 1922-10-18
11 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Selling, O. 2622 Oahu BISH 1938-07-03
12 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hobdy, R.W. 1121 Maui BISH 1981-05-01
13 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 897 Kauai BISH 1917-07-03
14 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details In gray loamy soil (mud). Preserved_Specimen Rock, J.F.C. 8872 Kauai BISH 1909-10-01
15 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 394 Maui BISH 1917-09-25
16 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 443 Molokai BISH 1912-08-01
17 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 1275 Maui BISH 1919-09-06
18 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. Kauai BISH 1919-10-01
19 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. 17 Maui BISH 1910-05-01
20 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Hillebrand, W.B. BISH
21 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Mesic ohia forest with other native trees and a native shrub, matted-fern understory. Growing with leptecophylla, Coprosma ernodioides, Deschampsia, ohia, Oreobolous, Vaccinium, Plantago, Rubus. Preserved_Specimen 25-35 cm tall; Flowers with light gr sepals, yellow-green petals; 5 plant seen in flower and 1-2 vegetative. Warshauer, F.R. 2794 Maui BISH 1980-07-13
22 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Wet mossy ridge. Preserved_Specimen Erect in small clump, roots fleshy, fusiform, flowers green. Fosberg, F.R. 13998 Oahu BISH 1937-05-31
23 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details In gray loamy soil (mud). Preserved_Specimen Rock, J.F.C. Kauai BISH 1909-10-01
24 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Open bog. Preserved_Specimen Fosberg, F.R. 10035 Maui BISH 1933-08-24
25 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details On fern trunk. Preserved_Specimen Hosaka, E.Y. 1906 Oahu BISH 1937-05-31
26 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. Kauai BISH 1909-08-01
27 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Rock, J.F.C. Kauai BISH 1919-10-01
28 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. Kauai BISH 1909-08-01
29 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Preserved_Specimen Forbes, C.N. Kauai BISH 1909-08-01
30 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details On raised hummock of fine organic mould in drier part of hummocks of first bog. Preserved_Specimen Erect herb, 30-54 cm. Roots white with fine root hairs. Leaves light yellowish green. Stems and peduncles light yellow. Bracts yellowish green. Flowers yellowish or greenish yellow. Spur somewhat more yellow at top. van Royen, P. 11721 Kauai BISH 1977-09-01
31 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Open bog. Preserved_Specimen St.John, H. 12546 Molokai BISH 1932-12-25
32 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Vegetation: Metrosideros, Cheirodendron, Perrottetia, Broussaisia, Cyrtandra, Christella, Sadleria, Cibotium, Diplazium, Isachne, Gunnera, Bidens, Clermontia, Cyanea, Kadua, Coprosma, Rhynchospora, Machaerina, Peperomia, Ageratina, Tibouchina.1 Preserved_Specimen Terrestrial, 1 meter long culm, extreely rare. Specimen retrieved from slug (Derocerus sp.) eaten stem and seedling. Oppenheimer, H.L. 101203 Maui BISH 2012-10-16
33 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details On an isolated tree. Preserved_Specimen Forbes, C.N. 330 Kauai BISH 1909-09-04
34 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Wet woods, on mossy trunk. Preserved_Specimen St.John, H. 17927 Maui BISH 1937-01-02
35 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Vegetation: Metrosideros, Cheirodendron, Dicranopteris, Diplopterygium, Sphenomeris, Broussaisia, Machaerina, Vaccinum, Sadleria, Liparis, Ilex, Clermontia, Carex, Dianella, Scaevola, Psidium, Tibouchina, Phaius, Rubus. Preserved_Specimen Terrestrial, three plants on nearly vertical slope under vegetation, 15 feet below gulch rim. Specimen collected from one fruiting culm beginning deciduous phase. Oppenheimer, H.L. 121419 Maui BISH 2014-12-10
36 Platanthera holochila Locality redacted. Contact Bishop Museum Botany Department for details Open bog. Preserved_Specimen St.John, H. 10269 Maui BISH 1930-02-07
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