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Phreatia petiolata

Phreatia petiolata

Phreatia petiolata Schltr. in K.Schum. & Lauterb., Nachtr. Fl. Deutsch. Schutzgeb. Südsee (1905) 190

Type: Schlechter 13847 (holo B, lost; iso AMES, BO, BR, K, L, NSW, P)

Synonyms:

  • Phreatia petiolata Schltr. var. eitapensis Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 929
    - Type: Schlechter 19992 (holo B, lost)

Epiphytic, erect, short-stemmed, 7-10 cm high; roots filiform, elongated, flexuose, glabrous. Stem short entirely covered with the leaf-sheaths. Leaves distichous, petiolate, linear, minutely apiculate, glabrous, coriaceous, 2-3.5 cm long, at the middle 0.3-0.4 cm wide, petiole terete 0.6-0.7 cm wide, at the base dilated into a sheath; leaf-sheath 0.5-0.6 cm long, broadly clasping. Inflorescence slender, with 3-5 clasping, distant scales, distinctly surpassing the leaves; rachis rather laxly many-flowered, almost secund. Floral bracts lanceolate, acuminate, shorter than the ovary. Sepals ovate, obtuse, 0.1 cm long. Lateral sepals oblique, dilated along the front margin. Petals obliquely oblong, obtuse, a little shorter than the sepals. Lip at the base broadly clawed, abruptly dilated into a reniform, obtuse blade, 0.1 cm long, blade at the base 0.1 cm wide. Column very short; rostellum short, shallowly notched, hardly lobed. Anther cordate, shortly acuminate. Ovary pedicellate, clavate, glabrous, 0.2 cm long; pollinia 8, obliquely oblanceolate; stipe lacking.
(After Schlechter, 1905)


Flower pure white.

Epiphyte in (riverine) lowland forest and sago swamps; 50 to 650 m.

Malesia (New Guinea).

Papua (Indonesia); Papua New Guinea. See map

distribution map

Warm growing epiphyte.

January, June, July, October, November.

  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 929
  • Smith, J.J., Nova Guinea 12, 4 (1916) 439, t. 168, fig. 315
  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 327, fig. 1258
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Podochileae
  • Subtribe Thelasiinae
  • Genus Phreatia
  • Section Rhizophyllum
  • Species Phreatia petiolata

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Phreatia petiolata

Phreatia petiolata Schltr., drawing R. Schlechter in Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 327, fig. 1258

Phreatia petiolata

Phreatia petiolata Schltr., habit, drawing Natadipoera, from Janowsky 83

Phreatia petiolata

Phreatia petiolata Schltr., habit, drawing J.J. Smith, from Janowsky 285

Phreatia petiolata

Phreatia petiolata Schltr., habit, drawing Natadipoera, from Gjellerup 799

Phreatia petiolata

Phreatia petiolata Schltr., floral analysis, drawing J.J. Smith, from Feuilletau de Bruyn 156

Phreatia petiolata

Phreatia petiolata Schltr., habit, drawing Natadipoera, from Gjellerup 799

Phreatia petiolata

Phreatia petiolata Schltr., floral analysis, drawing J.J. Smith, from Gjellerup 747

Phreatia petiolata

Phreatia petiolata Schltr., herbarium sheet, Schlechter 13847 (isotype specimen BO)

Phreatia petiolata

distribution map of Phreatia petiolata var eitapensis