Finding
SITF confirms that this plant is Dendrobium fuscifaucium (Aug 2023). This plant matches the very good photo, several illustrations and description of Dendrobium fuscifaucium; found in novataxa.blogspot.com, "Species New to Science", May 2022. It as named for the chocolate disk on the lip. The species was originally found and described from a local nursery and supposedly was collected from the Kasi District in the Vientiane Province of Laos. It is similar to D. hekouense, D. luoi and wangliangii.
Overall Length Of Growth Cane: 3.0 cm
Number Of Leaves Per Growth Or Cane: 2
Leaf Length: 1.8
Leaf Width: 0.8
Leaf Margin: smooth
Leaf Shape: broadly lanceolate
Pseudobulb Length: 1.2 cm
Pseudobulb Width: 0.4 cm
Pseudobulb Margin: wrinkled when deciduous; slightly smooth when bearing leaves
Pseudobulb Root Tip: green
Inflorescence Overall Length: 2.0 cm
Inflorescence Arrangement: single flowered
Inflorescence Dist Base To Bud: 0.2
Inflorescence Dist Bet Flowers: NS
Inflorescence Dist To Sepal: 0.6 cm
Floral Bracts Length: 0.2
Floral Bracts Width: 0,1
Ovary Length: 0.4
Ovary Width: 0.2
Ovary Shape: cylinder
Ovary Color: green suffused purple
Ovary Texture: ribbed
Flower Natural Spread Length: 1.3 cm
Flower Natural Spread Width: 1.7 cm
Dorsal Sepal Length: 0.7 cm
Dorsal Sepal Width: 0.5 cm
Lateral Sepals Length: 1.2 cm
Lateral Sepals Width: 0.8 cm
Petals Length: 0.6 cm
Petals Width: 0.4 cm
Judging Center: Northeast
Award Number: 20234894
Award Date: July 15, 2023
One charming flower on one 1.3-cm inflorescence arising from a subapical node of one of eight deciduous pseudobulbs on a 4.6 cm wide x 2 cm high plant, mounted on a 4.4 cm wide by 6.5 cm high cork slab with sphagnum moss; pseudobulbs ovoid, 0.4cm wide by 1.2cm long, bear two lanceolate leaves 0.8cm wide by 1.8 cm long which are dark green on obverse and flushed purple on reverse; sepals and petals fuchsia, lightly veined purple; dorsal sepal ovate; lateral sepals ovate, cupped and slightly overlapped; petals ovate; lip tubular, opening distally to margin, fuchsia, veined light purple, hirsute, suffused maroon proximally, rimmed golden yellow distally; margin fimbriate; column and anther cap bright chartreuse; substance firm; texture satiny, lip velvet; native to Laos; awarded for rarity in culture and educational value.
