Campylocentrum (sect. Campylocentrum) sect. Campylocentrum sensu Cogniaux 1906
Creators: name: Pessoa, Edlley
name: Alves, Marccus
Publisher: name: Zenodo
Year: 2018
Subjects: Biodiversity
Taxonomy
Plantae
Tracheophyta
Liliopsida
Asparagales
Orchidaceae
Campylocentrum

description: Key to species of Campylocentrum sect. Campylocentrum from Brazil   
1. Inflorescence congest, glabrous; sepals and petals 3-nerved.............................................................................................................2  
– Inflorescence lax, hirtellous, minutely papillose to papillose; sepals and petals 1-nerved................................................................5  
 2. Spur> 12 mm long, patent, the apex acute to obtuse.................................................................... C. huebneri Mansfeld (1928: 382)   
– Spur <6 mm long, slightly curved, inflexed or straight, the apex rounded.......................................................................................3  
 3. Spur <3.5 mm long, shorter than the sepals, inflexed................................................................................................. C. micranthum   
– Spur> 4.8 mm long, as long as or longer than the sepals, slightly curved or straight.......................................................................4  
 4. Flowers pale green or cream-colored; spur slightly curved................................................. C. kuntzei Cogn. ex Kuntze (1898: 298)   
 – Flowers pale orange; spur straight........................................................................................... C. mattogrossense Hoehne (1941: 62)   
5. Lip entire, spur ellipsoid or ovoid, inflexed or sigmoid.....................................................................................................................6  
– Lip 3-lobed, spur clavate, cylindrical or cylindrical-clavate, curved, slightly curved or straight......................................................7  
 6. Spur ellipsoid, sigmoid..................................................................................................................... C. hondurense Ames (1923: 37)   
 – Spur ovoid, inflexed................................................................................................................... C. steyermarkii Foldats (1968: 316) 7. Spur straight, longer than the sepals.......................................................................................................................... C. calostachyum   
– Spur curved or slightly curved, as long as or shorter than the sepals.................................................................................................8  
 8. Pedicellate ovary and capsules densely hirtellous; spur twice longer than the pedicellate ovary.............................................................................................................................................................................................................. C. hirtellum Cogniaux (1906: 521)   
– Pedicellate ovary minutely papillose; capsules glabrous; spur shorter to slightly longer than the pedicellate ovary........................9  
 9. Stem up to 0.7 cm long; sepals <1.6 mm long; spur cylindrical....................................... C. serranum Pessoa & Alves (2015b: 54)   
 – Stem up to 25 cm long; sepals> 1.8 mm long; spur clavate to cylindrical-clavate............................ C. ulaei Cogniaux (1906: 514)
description: Published as part of Pessoa, Edlley & Alves, Marccus, 2018, Taxonomical revision of Campylocentrum sect. Campylocentrum (Orchidaceae, Vandeae, Angraecinae) in Brazil, pp. 1-20 in Phytotaxa 362 (1) on pages 3-4, DOI: 10.11646/phytotaxa.362.1.1, http://zenodo.org/record/13705631