Corresponding author: Alexander Damián (
Academic editor: V. Droissart
A new species of
Una nueva especie de
Damián A, Salazar GA, Rimarachín L (2020) A new species and a new record of
The genus
The most recent proposal of a sectional classification of
In Peru,
During a field exploration conducted in the Private Conservation Area of the Berlin Forest (PCA BF), a protected area located in the northeast part of Peru, we collected a long epiphyte individual of
A live flowering plant of the new species was collected on March 9, 2016 while conducting a floristic study in Bosque Berlin (Amazonas). The species was photographed
Peru. Amazonas; Bagua Grande, Bosque Berlín-“plot Higueron”, UTM 17 M 0786059, 9346365, 2300 m a.s.l. March 9, 2016,
Similar to
Terrestrial or epiphyte, long-creeping herb.
The specific epithet refers to the distinctive sessile leaves of the species.
This species inhabits the cloud forests around the river Utcubamba in the province of the same name in the district of Bagua Grande. This area is known as “El Higuerón” and is legally administered by the Rafael
Among the four species belonging to
Flowers (
Features distinguishing the species of
Character |
|
|
|
|
---|---|---|---|---|
|
1.6–3.7×0.9–2.2 | 5-6×3.7-4 | 2-5.5×2-3 | 2.5–3.5×1–1.5 |
|
5–11 | up to 11 | up to 11 | 3–7 |
|
1.3–2.5 | 1.8–3 | 2–2.5 | petiole absent |
|
Green with darker band along the center of the labellum | Greenish sepals and petals, labellum reddish purple | Green with darker band along the center of the labellum | Green with darker band along the center of the labellum |
|
6–8×2 | 6–14×2 | 6×2 | 6–8×1–2 |
|
6–9×1 | 5–14×6 | 6–7×2 | 5–7×1 |
|
7–8×3–7 | 16–40×10–36 | 7–8×10–13 | 10–12×4–5 |
|
Obovate-oblong to pandurate | Oval to rhombic | Flabellate-cuneate | Ovate-elliptic |
|
Strongly cordate to sagittate | Truncate | Shortly cuneate-truncate | Truncate, |
|
2–3 thickened veins | Base contracted to form a callus-like | V-shaped with an elliptic fovea | Squarish fovea above the base |
|
2 | 4 | 1 | 2 |
|
Straight or essentially so, stout | Arcuate, slender | Straight, stout | Straight, stout |
In Peru,
Amazonas, Prov. Bongara, Dtto. Yambrasbamba, 1860–2000 m, 2-26 March 1967,
1 | Leaves sessile; labellum convex towards the apex |
|
– | Leaves conspicuous petioles > 1 cm long; labellum concave or flat |
|
2 | Flowers green with a red-purple labellum; sepals and petals > 1 cm long; labellum ovate-rhombic, ecallose; column slender and arcuate |
|
– | Flowers entirely green with a darker green longitudinal band on the labellum; sepals and petals < 1 cm long; labellum obovate-oblong or flabellate-cuneate, with a distinct callus; column stout and straight or essentially so |
|
3 | Labellum broader than long, shortly cuneate at the base and abruptly expanded above, recurved; column straight |
|
– | Labellum longer than broad, cordate at base and not abruptly expanded above, flat; column curved or straight |
|
We are grateful to our colleagues Luis Egoavil, Alexander Hirtz, and Elizabeth Santiago for sharing their photographs of