Llavea

Llavea cordifolia is a fern, the sole species of the genus Llavea. It is often cultivated as an ornamental foliage plant. The genus was named in honour of Pablo de La Llave, a Mexican naturalist.

Llavea
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Class: Polypodiopsida
Order: Polypodiales
Family: Pteridaceae
Subfamily: Cryptogrammoideae
Genus: Llavea
Lag.
Species:
L. cordifolia
Binomial name
Llavea cordifolia

Recent cladistic studies have shown that this genus forms a natural group with Cryptogramma and Coniogramme, a group that is sister to all the other pteridoid ferns.[1][2] This group has been published as the Cryptogrammoideae, one of five subfamilies of the Pteridaceae.[3]

References
  1. Schuettpelz et al. 2007 Archived 2008-08-20 at the Wayback Machine Eric Schuettpelz, Harald Schneider, Layne Huiet, Michael D. Windham, Kathleen M. Pryer: "A molecular phylogeny of the fern family Pteridaceae: Assessing overall relationships and the affinities of previously unsampled genera." Molecular Phylogenetics and Evolution 44 (2007) 1172–1185
  2. Schuettpelz & Pryer, 2008 "Fern phylogeny" in Biology and Evolution of Ferns and Lycophytes, ed. Tom A. Ranker and Christopher H. Haufler. Cambridge University Press 2008
  3. Christenhusz, Maarten J. M.; Zhang, Xian-Chun; Schneider, Harald (18 February 2011). "A linear sequence of extant families and genera of lycophytes and ferns" (PDF). Phytotaxa. 19: 7–54. ISSN 1179-3163.
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