Specimens investigated
- Xenostegia alatipes (Dammer) A.R.Simões et Staples – Tanzania, Schlieben 5274 (BM).
- Xenostegia lomamiensis Sosef et Gereau - Democratic Republic of Congo, Gereau et al. 7425 (BR).
- Xenostegia media (L.) D.F.Austin et Staples – Madagascar, G. Rahajasoa 365 (MO).
- Xenostegia pinnata (Hochst. ex Choisy) A.R.Simões et Staples – Moçambique, Torre 4997 (LISC).
- Xenostegia sapinii (De Wild.) A.R.Simões et Staples – Democratic Republic of Congo, Pauvels 2991 (BM).
- Xenostegia tridentata (L.) D.F.Austin et Staples – India, s.c. s.n. (BM); Cambodia, Simões 41 (BM).
References
- Austin DF. 1973. Calystegia (Convolvulaceae) in Texas. SIDA, Contributions to Botany 17(4): 837‒840.
- Austin DF, Staples GW. 1980. Xenostegia, a new genus of Convolvulaceae. Brittonia 32: 533–536. doi:https://doi.org/10.2307/2806166.
- Brummitt RK, Staples GW. 2007. Convolvulaceae. In: Heywood VH, Brummit RK, Culham A, and Seberg O, eds. Convolvulaceae. Kew: Royal Botanic Gardens.
- Buril MT, Oliveira PP, Rodrigues R, Santos FAR, Alves M. 2014. Pollen morphology and taxonomic implications in Jacquemontia Choisy (Convolvulaceae). Grana 54: 1–11. doi:https://doi.org/10.1080/00173134.2014.946961.
- Erdtman G. 1952. Pollen morphology & plant taxonomy: Angiosperms (an introduction to palynology). Stockholm: Almqvist & Wiksell.
- Erdtman G. 1960. The acetolysis method - A revised description. Svensk Botanisk Tidskrift 54: 561–564.
- Ferguson AIK, Verdcourt B, Poole MM. 1977. Pollen morphology in the genera Merremia and Operculina (Convolvulaceæ) and its taxonomic significance. Kew Bulletin 31(4): 763–773. doi:https://doi.org/10.2307/4109548.
- Halbritter H, Ulrich S, Grímsson F, Weber M, Zetter R, Hesse M, Buchner R, Svojtka M, Frosch-Radivo A. 2018. Illustrated pollen terminology. Cham: Springer.
- Lewis WH. 1971. Pollen differences between Stylisma and Bonamia (Convolvulaceae). Brittonia 23(4): 331‒334. doi:https://doi.org/10.2307/2805701.
- Lewis WH, Oliver RL. 1965. Realignment of Calystegia and Convolvulus (Convolvulaceae). Annals of the Missouri Botanical Garden 52(2): 217‒222. doi:https://doi.org/10.2307/2394871.
- Liao G-I, Chen M-Y, Kuoh C-S. 2005. Pollen morphology of Cuscuta (Convolvulaceae) in Taiwan. Botanical Bulletin of Academia Sinica 46: 75‒81.
- Mark PJL, Wortley AH, Furness CA. 2012. Not a shrinking violet: Pollen morphology of Violaceae (Malpighiales). Grana 51(3): 181–193. doi:https://doi.org/10.1080/00173134.2012.679310.
- Martin HA. 2001. The family Convolvulaceae in the tertiary of Australia: Evidence from pollen. Australian Journal of Botany 49(2): 221–234. doi:https://doi.org/10.1071/BT00057.
- Moreira ALC, Mezzonato-Pires AC, Santos FAR, Cavalcanti TB. 2019. Pollen morphology in the genus Bonamia Thouars (Convolvulaceae) and its taxonomic significance. Review of Palaeobotany and Palynology 264: 11‒23. doi:https://doi.org/10.1016/j.revpalbo.2019.02.008.
- Punt W, Hoen PP, Blackmore S, Nilsson S, Le Thomas A. 2007. Glossary of pollen and spore terminology. Review of Palaeobotany and Palynology 143(1–2): 1–81. doi:https://doi.org/10.1016/j.revpalbo.2006.06.008.
- Sengupta S. 1972. On the pollen morphology of Convolvulaceae, with special reference to taxonomy. Review of Palaeobotany and Palynology 13(3–4): 157‒212. doi:https://doi.org/10.1016/0034-6667(72)90030-9.
- Simões AR, Culham A, Carine M. 2015. Resolving the unresolved tribe: A molecular phylogenetic framework for the Merremieae (Convolvulaceae). Botanical Journal of the Linnean Society 179(3): 374–387. doi:https://doi.org/10.1111/boj.12339.
- Simões AR, Furness CA, Luz CFP. 2019. The systematic value of pollen morphology in Operculina (Convolvulaceae). Grana 58(1): 1‒13. doi:https://doi.org/10.1080/00173134.2018.1511750.
- Simões AR, Pisuttimarn P, Luz CFP, Furness C, Pornpongrungrueng P, Chatrou L. 2021. Palynological characterization of the Southeast Asian woody climbers Decalobanthus Ooststr. (Convolvulaceae). Grana 60(4): 1‒14. doi:https://doi.org/10.1080/00173134.2021.1874512.
- Simões AR, Staples G. 2017. Dissolution of Convolvulaceae tribe Merremieae and a new classification of the constituent genera. Botanical Journal of the Linnean Society 183: 561–586. doi:https://doi.org/10.1093/botlinnean/box007.
- Sosef MSM, Gereau RE, Janssens SB, Kompanyi M, Simões AR. 2019. A curious new species of Xenostegia (Convolvulaceae) from Central Africa, with remarks on the Phylogeny of the Genus. Systematic Botany 44(2): 405–414. doi:https://doi.org/10.1600/036364419X15562052252027.
- Staples GW, Buril MT, Simões AR, Govaerts R. 2015. Nomenclatural corrections in Convolvulaceae diversae. Phytologia 97(3): 219‒223.
- Stefanović S, Krueger L, Olmstead RG. 2002. Monophyly of the Convolvulaceae and circumscription of their major lineages based on DNA sequences of multiple chloroplast loci. American Journal of Botany 89: 1510–1522. doi:https://doi.org/10.3732/ajb.89.9.1510.
- Stevens, PF. 2001, continuously updated. Angiosperm Phylogeny Website. Version 14, July 2017 http://www.mobot.org/MOBOT/research/APweb/; accessed 27 October 2021.
- Tellería MC, Daners G. 2003. Pollen types in Southern New World Convolvulaceae 2 and their taxonomic significance. Plant Systematics and Evolution 243(3): 99–118. doi:https://doi.org/10.1007/s00606-003-0069-z.
- Thiers B. 2016. Index Herbariorum: A global directory of public herbaria and associated staff. New York Botanical Garden’s Virtual Herbarium. http://sweetgum.nybg.org/Ih; accessed 20 June 2021.
- Verdcourt B. 1971. The genus Cardiochlamys Oliv. (Convolvulaceae). Kew Bulletin 26(1): 137‒140. doi:https://doi.org/10.2307/4117338.
- Welsh M, Stefanović S, Costea M. 2010. Pollen evolution and its taxonomic significance in Cuscuta (dodder, Convolvulaceae). Plant Systematics and Evolution 285(1): 83–101. doi:https://doi.org/10.1007/s00606-009-0259-4.
- Williams BRM, Mitchell TC, Wood JRI, Harris DJ, Scotland RW, Carine MA. 2014. Integrating DNA barcode data in a monographic study of Convolvulus. Taxon 63(6): 1287‒1306. doi:https://doi.org/10.12705/636.9.
- Yang L-E, Lu L, Burgess KS, Wang H, Li D-Z. 2020. Evolution of Angiosperm pollen: 8. Lamiids. Annals of the Missouri Botanical Garden 105(3): 323–376. doi:https://doi.org/10.3417/2020500.