familySematophyllaceae
genusDonnellia
Show Lower Taxa
Donnellia
Bull. Torrey Bot. Club 7: 15. 1880.
Etymology: For John Donnell Smith, 1829 – 1928, American taxonomist
Synonyms: Meiotheciopsis Brotherus
Taxon | Illustrator ⠉ | |
---|---|---|
Donnellia commutata | Patricia M. Eckel |
Plants small, yellowish green, glossy. Stems 1–2 cm, not complanate-foliate, irregularly branched. Leaves erect to erect-spreading, homomallous, lanceolate; margins entire; apex gradually short-acuminate; ecostate or occasionally costa double; alar cells rounded, enlarged, scarcely inflated, pigmented, walls thin, region in 1 row, middle lamella not apparent, supra-alar cells differentiated; laminal cells long-rhomboidal, smooth. Sexual condition autoicous. Seta 0.2–0.4 cm. Capsule erect to suberect, short-cylindric; exothecial cell-walls somewhat collenchymatous; operculum rostrate.
Distribution
Fla., Mexico, West Indies, Central America, n South America, c Africa
Discussion
Species 5 (1 in the flora).
Selected References
None.
Lower Taxa
... more about "Donnellia"
short-acuminate +
filamentous +
smaller +
narrower +
asexual +
cucullate +
short-cylindric +
pigmented +
specialized +
differentiated +
collenchymatous +
thickened +
flexuose +
lanceolate +
toothed +
not apparent +
rostrate +
elongate +
foliose +
filamentous +
Bull. Torrey Bot. Club +
1880 +
pigmented +
defined +
elongate +
falcate-secund +
tapering;lanceolate;broadly ovate +
Donnellia +
Sematophyllaceae +
genus +
thin +
yellowish green +
glossy +
small +