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Latest specimens: Orchidaceae

Orchidaceae

Ancistrorhynchus clandestinus

February 5, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on a branch of Parinari excelsa about 25 m above the ground. Inflorescence capituliform arising below the leaves. Plant in cultivation (RWA183). DNA.

29.0° 11.0’ 19.0” N2.0° 28.0’ 22.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeAncistrorhynchusAncistrorhynchus clandestinusSpecimen Ancistrorhynchus clandestinus

Rhipidoglossum microphyllum

February 5, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on a branch of a dead Macaranga kilimandscharica about 15 m above the ground. Leaves up to 7.1 cm long, and 0.9 cm wide. Plant in cultivation (RWA185). DNA.

29.0° 11.0’ 9.0” N2.0° 28.0’ 51.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum microphyllumSpecimen Rhipidoglossum microphyllum

Tridactyle nigrescens

February 4, 2018 (, Updated )

Epiphytic herb, monopodial. Stem dark purple. Flowers green, column orange. Unicate only preserved in spirit. DNA.

29.0° 12.0’ 11.0” N2.0° 29.0’ 11.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle nigrescensSpecimen Tridactyle nigrescens

Rhipidoglossum ugandense

February 4, 2018 (, Updated )

Epiphytic herb, monopodial, suberect, growing on a trunk of Macaranga kilimandsharica about 1 m above the ground. Inflorescence remnants pendant. Photo voucher associated to silica gel. DNA.

29.0° 12.0’ 7.0” N2.0° 29.0’ 11.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum ugandenseSpecimen Rhipidoglossum ugandense

Rhipidoglossum pusillum

February 4, 2018 (, Updated )

Epiphytic herb, monopodial, erect, growing on branches of Syzygium guineense about 20 m above the ground. Stem abbreviated, bearing prominent marcescent leaf sheaths. Leaves conduplicate. Inflorescences erect. Flowers white, lip spur greenish yellow, viscidia and pollinia yellow. Plant in cultivation (RWA176). A total of duplicates only preserved in spirit. DNA.

29.0° 12.0’ 7.0” N2.0° 29.0’ 11.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum pusillumSpecimen Rhipidoglossum pusillum

Rhipidoglossum ovale

February 4, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on Beilschmiedia rwandensis. Plant in cultivation (RWA182). DNA.

29.0° 11.0’ 52.0” N2.0° 29.0’ 27.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum ovaleSpecimen Rhipidoglossum ovale

Rhipidoglossum ovale

February 4, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on Beilschmiedia rwandensis. Inflorescences pendant. Flowers cream, ovary and floral pedicel pinkish, pollinia yellow. A total of 2 duplicates only preserved in spirit. DNA.

29.0° 11.0’ 53.0” N2.0° 29.0’ 31.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum ovaleSpecimen Rhipidoglossum ovale

Rhipidoglossum bilobatum

February 4, 2018 (, Updated )

Epiphytic herb, monopodial, pendant. Stems elongate. Inflorescences pendant. Flowers greenish to cream. Pollinia yellow, rostellum white. Unicate only preserved in spirit. DNA.

29.0° 11.0’ 53.0” N2.0° 29.0’ 31.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum bilobatumSpecimen Rhipidoglossum bilobatum

Rhipidoglossum arbonnieri

February 4, 2018 (, Updated )

Epiphytic herb, monopodial, erect, growing on branches of Syzygium guineense about 20 m above the ground. Stem abbreviated, bearing prominent marcescent leaf sheaths. Leaves conduplicate. Inflorescence remnants pendant. Plant in cultivation (RWA177). DNA.

29.0° 12.0’ 7.0” N2.0° 29.0’ 11.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum arbonnieriSpecimen Rhipidoglossum arbonnieri

Tridactyle scottellii

February 3, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on the trunk of Maesa lanceolata about 2.5-3 m above the ground. Flowers orange. Unicate only preserved in spirit. DNA.

29.0° 17.0’ 16.0” N2.0° 19.0’ 32.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle scottelliiSpecimen Tridactyle scottellii

Tridactyle bicaudata

February 3, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on a dead trunk of Xymalos monospora 1.5 m above the ground. Leaves light green. Inflorescence emerging laterally to each other in groups of of 3. Fruits light green. Plant in cultivation (RWA174). A total of 3 duplicates only preserved in spirit. DNA.

29.0° 18.0’ 17.0” N2.0° 16.0’ 59.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle bicaudataSpecimen Tridactyle bicaudata

Tridactyle bicaudata

February 3, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on a dead trunk of Grevilea robusta 2.5-3 m above the ground. Stem curving upwards. Leaves dark green. Fruits light green. Plant in cultivation (RWA174.5). Unicate only preserved in spirit. DNA.

29.0° 17.0’ 58.0” N2.0° 18.0’ 43.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle bicaudataSpecimen Tridactyle bicaudata

Disperis thomensis

February 3, 2018 (, Updated )

Terrestrial herb. Stem purple. Leaves dark green, purplish on the under surface. Flowers white with 2 violet spots. Pollinia white. A total of 2 duplicates only preserved in spirit. DNA.

29.0° 17.0’ 50.0” N2.0° 19.0’ 9.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeDisperisDisperis thomensisSpecimen Disperis thomensis

Disperis dicerochila

February 3, 2018 (, Updated )

Terrestrial herb. Stem purple. Leaves purple on the under surface. Flowers bright pink, lip with magenta and yellow markings, pollinia white. A total of 2 duplicates only preserved in spirit. DNA.

29.0° 17.0’ 50.0” N2.0° 19.0’ 9.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeDisperisDisperis dicerochilaSpecimen Disperis dicerochila

Disperis dicerochila

February 3, 2018 (, Updated )

Terrestrial herb. Stem green. Leaves green on both sides. Flowers pale pink, lip white with purplish and yellow markings, pollinia white. Unicate only preserved in spirit. DNA.

29.0° 17.0’ 53.0” N2.0° 19.0’ 5.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeDisperisDisperis dicerochilaSpecimen Disperis dicerochila

Polystachya galeata

February 1, 2018 (, Updated )

Epiphytic herb, sympodial, erect, growing as a trunk epiphyte on Carapa grandiflora about 2.5 m above the ground. Leaves leathery, dark green. Inflorescences, erect, green, puberulous, with descending curly floral bracts. Flowers pale yellow, lip white. Fruits triquetrous, green. Plant in cultivation (RWA159). A total of 3 duplicates only preserved in spirit. DNA.

29.0° 13.0’ 55.0” N2.0° 30.0’ 57.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaePolystachyaPolystachya galeataSpecimen Polystachya galeata

Polystachya retusiloba

February 1, 2018 (, Updated )

Epiphytic herb, sympodial, erect, growing on canopy twigs of Parinari excelsa. Leaves retuse. Inflorescence a raceme of racemes. Flowers light yellow. Plant in cultivation (RWA171). A total of 2 duplicates only preserved in spirit. DNA.

29.0° 14.0’ 10.0” N2.0° 33.0’ 12.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaePolystachyaPolystachya retusilobaSpecimen Polystachya retusiloba

Ancistrorhynchus tenuicaulis

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on trunk of Carapa grandiflora about 2 to 4 m above the ground. Roots crowded at the base of the stem. Stem elongated, curving upwards. Leaves imbricate, conduplicate. Infructescence crowdd below and between the leaves. Fruits green. A total of 2 duplicates only preserved in spirit. DNA.

29.0° 14.0’ 15.0” N2.0° 33.0’ 8.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeAncistrorhynchusAncistrorhynchus tenuicaulisSpecimen Ancistrorhynchus tenuicaulis

Rhipidoglossum rutilum

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on the trunk of Carapa grandiflora about 5 m above the ground. Stems elongate, with a purplish tint. Leaves twisted at the base, bottle green on the upper surface, unequally bilobed at the apex, with rounded lobes. Inflorescences dense, arising laterally from the stem, with vinaceous floral buds, ochreate floral bracts. Plant in cultivation (RWA163). DNA.

29.0° 13.0’ 45.0” N2.0° 31.0’ 53.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum rutilumSpecimen Rhipidoglossum rutilum

Rhipidoglossum microphyllum

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, growing on Croton macrostachys. Roots green with whitish speckles, more prominent than stem. Stem laterally-branching. Inflorescence remnant arising above the roots. DNA.

29.0° 13.0’ 56.0” N2.0° 29.0’ 23.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum microphyllumSpecimen Rhipidoglossum microphyllum

Rhipidoglossum eggelingii

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, growing on Galiniera saxifraga. Stem elongated. Leaves lanceolate. Inflorescence remnant with a prominent peduncle, tapering towards its base. Plant in cultivation (RWA158). DNA.

29.0° 9.0’ 11.0” N2.0° 29.0’ 1.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum eggelingiiSpecimen Rhipidoglossum eggelingii

Rhipidoglossum delepierreanum

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on the trunk of Carapa grandiflora and on mossy lianas about 5 m above the ground. Stems elongate, laterally branching, sparsely covered in reddish scales. Leaves twisted at the base, falcate, dark green on the upper surface, unequally bilobed at the apex, with acute lobes. Inflorescences arising laterally from the stem, with cream floral buds and ochreate floral bracts. Plant in cultivation (RWA161). DNA.

29.0° 13.0’ 45.0” N2.0° 31.0’ 53.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum delepierreanumSpecimen Rhipidoglossum delepierreanum

Rhipidoglossum delepierreanum

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on the trunk of Carapa grandiflora about 5 m above the ground. Stems elongate, laterally branching, sparsely covered in reddish scales. Leaves twisted at the base, bright green on the upper surface, unequally bilobed at the apex, with obtuse to acute lobes. Inflorescences arising laterally from the stem, with cream floral buds and ochreate floral bracts. Plant in cultivation (RWA162). DNA.

29.0° 13.0’ 45.0” N2.0° 31.0’ 53.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum delepierreanumSpecimen Rhipidoglossum delepierreanum

Angraecum humile

February 1, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on canopy twigs of Parinari excelsa about 35 m above the ground. Stem elongated. Leaves, distichous, succulent. Infructescence short in zig-zag. Fruits light green. Plant in cultivation (RWA167). Unicate only preserved in spirit. DNA.

29.0° 14.0’ 10.0” N2.0° 33.0’ 12.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeAngraecumAngraecum humileSpecimen Angraecum humile

Solenangis clavata

February 1, 2018 (, Updated )

Epiphytic herb monopodial, erect, creeping on canopy twigs of Parinari excelsa, about 25 m above the ground. Stems elongate, hairy. Roots curling at the tips. Leaf lamina facing the sky, ciliate. Infrutescences short. Fruits with prominent ribs, orange-brown, spur marcescent. Plant in cultivation (RWA164). A total of 4 duplicates only preserved in spirit. DNA.

29.0° 14.0’ 25.0” N2.0° 32.0’ 44.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeSolenangisSolenangis clavataSpecimen Solenangis clavata

Tridactyle scottellii

January 31, 2018 (, Updated )

Epiphytic herb, monopodial. Roots crowded at the base of the stem. Stems laterally branching. Leaves light green. Plant in cultivation (RWA156). DNA.

28.0° 59.0’ 16.0” N2.0° 33.0’ 44.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle scottelliiSpecimen Tridactyle scottellii

Polystachya bifida

January 31, 2018 (, Updated )

Epiphytic herb, sympodial, erect. Leaves leathery, wrinkled on the upper surface. Fruits green. A total of 2 duplicates only preserved in spirit. Unicate only preserved in spirit. DNA.

28.0° 59.0’ 16.0” N2.0° 33.0’ 44.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaePolystachyaPolystachya bifidaSpecimen Polystachya bifida

Disperis natascha-oppeltiae

January 31, 2018 (, Updated )

Terrestrial herb. Leaves green on both sides. Fruits born on a long stalk above the leaves, light green with purple stripes. Unicate only preserved in spirit. DNA.

28.0° 59.0’ 16.0” N2.0° 33.0’ 45.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeDisperisDisperis natascha-oppeltiaeSpecimen Disperis natascha-oppeltiae

Diaphananthe gabonensis

January 31, 2018 (, Updated )

Epiphyte herb. Yellow or brown fruit. Not frequent. DNA.

13.0° 8.0’ 31.0” N0.0° 47.0’ 42.0” E

Nicolas Texier – Dimitri Bikissa – Raoul Niangadouma – Eric Akouangou – Jean de Dieu Kaparidi

Creative Commons BY-SA Tropicos

OrchidaceaeDiaphanantheDiaphananthe gabonensisSpecimen Diaphananthe gabonensis

Tridactyle nigrescens

January 30, 2018 (, Updated )

Epiphytic herb growing as a trunk epiphyte on Pinus patula, about 3 m above the ground. Stem elongated, greenish to purple. Leaves slender somewhat succulent and conduplicate. Inflorescences short, orange rachis. Flowers cream, orange pollinia and floral pedicel. Unicate only preserved in spirit. DNA.

28.0° 59.0’ 24.0” N2.0° 33.0’ 39.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle nigrescensSpecimen Tridactyle nigrescens

Kylicanthe quintasii

January 30, 2018 (, Updated )

Epiphytic herb, growing as a branch epiphyte on Dombeya torrida. Roots greenish to white, well spread along the branch. Stems abbreviated, apparently branching laterally. Leaves light green with faintly golden veins. Fruits green, ventricose. A total of 2 duplicates only preserved in spirit. DNA.

28.0° 58.0’ 59.0” N2.0° 33.0’ 31.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeKylicantheKylicanthe quintasiiSpecimen Kylicanthe quintasii

Polystachya bifida

January 30, 2018 (, Updated )

Epiphytic herb, sympodial, erect. Leaves leathery, wrinkled on the upper surface. Fruits green. A total of 2 duplicates only preserved in spirit. DNA.

28.0° 59.0’ 1.0” N2.0° 33.0’ 47.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaePolystachyaPolystachya bifidaSpecimen Polystachya bifida

Aerangis ugandensis

January 30, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on a rotting branch with ferns. Leaves succulent with reddish spots. Fruits greenish yellow mottled in dark red. Unicate only preserved in spirit. DNA.

28.0° 59.0’ 1.0” N2.0° 33.0’ 44.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeAerangisAerangis ugandensisSpecimen Aerangis ugandensis

Rhipidoglossum rutilum

January 30, 2018 (, Updated )

Epiphytic herb, monopodial, pendant, growing on a primary branch of Myrianthus holstii about 4 above the ground. Stem elongated, with a magenta hue. Young plant. Plant in cultivation (RWA154). DNA.

28.0° 59.0’ 8.0” N2.0° 33.0’ 45.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum rutilumSpecimen Rhipidoglossum rutilum

Disperis thomensis

January 30, 2018 (, Updated )

Epiphytic herb growing on mossy horizontal branches of Ficus sp. Leaves dark green on the upper surface and purplish on the lower surface. Flowers white. Pollinia white, friable. Unicate only preserved in spirit. DNA.

28.0° 59.0’ 7.0” N2.0° 33.0’ 44.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeDisperisDisperis thomensisSpecimen Disperis thomensis

Ansellia africana

January 29, 2018 (, Updated )

Tall epiphytic herb, sympodial, erect, growing on the trunk of Eucalyptus, 2-10 m above the ground. Flower yellow with dark red spots. Unicate only preserved in spirit. DNA.

28.0° 59.0’ 9.0” N2.0° 32.0’ 23.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeAnselliaAnsellia africanaSpecimen Ansellia africana

Rhipidoglossum brachyceras

January 29, 2018 (, Updated )

Epiphytic herb, monopodial, erect, growing on the trunk of a cypress tree about 4 m above the ground, on a moss cushion. Stem abbreviated. Leaves somewhat conduplicate. Inflorescence remanants erect. Cocoon on the leaf. Plant in cultivation (RWA148). Unicate only preserved in spirit. DNA.

28.0° 59.0’ 22.0” N2.0° 32.0’ 20.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeRhipidoglossumRhipidoglossum brachycerasSpecimen Rhipidoglossum brachyceras

Tridactyle scottellii

January 28, 2018 (, Updated )

Epiphytic herb, monopodial, erect becoming pendant as it grows, on a dead Syzygium guineense. Roots only at base of the stem. Stems elongate, curving upwards, laterally branching. Leaves light green, ligulate, slightly conduplicate. Plant in cultivation (RWA141). DNA.

29.0° 19.0’ 21.0” N2.0° 30.0’ 48.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle scottelliiSpecimen Tridactyle scottellii

Tridactyle scottellii

January 28, 2018 (, Updated )

Epiphytic herb, monopodial, erect becoming pendant as it grows, on branches of Syzygium guineense. Roots only at base of the stem. Stems elongate, curving upwards, laterally branching. Leaves light green, ligulate, slightly conduplicate. Plant in cultivation (RWA143). DNA.

29.0° 19.0’ 19.0” N2.0° 30.0’ 43.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaeTridactyleTridactyle scottelliiSpecimen Tridactyle scottellii

Polystachya fallax

January 28, 2018 (, Updated )

Epiphytic herb, sympodial. Flower white, lip yellow, anther cap pink. Unicate only preserved in spirit. DNA.

29.0° 9.0’ 18.0” N2.0° 29.0’ 25.0” W

João Farminhão – Benny Dumbo

Creative Commons BY-SA Tropicos

OrchidaceaePolystachyaPolystachya fallaxSpecimen Polystachya fallax

Publication director: Laurent PAGE, email: laurent@page.live, phone: +262 262 92 66 38,