Acroporium

Mitten

J. Linn. Soc., Bot. 10: 182. 1868.

Etymology: Greek akros, top, and poros, pore, possibly alluding to tubulose points of branches
Treatment appears in FNA Volume 28. Treatment on page 572. Mentioned on page 571, 646.
 TaxonIllustrator 
SemaAcroporiumsmallii.jpegAcroporium smalliiPatricia M. Eckel

Plants small, yellowish to golden yellow, glossy. Stems 1 [–10] cm, not or weakly complanate-foliate, irregularly to regularly pinnate or sometimes simple. Leaves imbricate or strongly divergent, sometimes somewhat falcate, narrowly to broadly ovatelanceolate; margins entire; apex acute to acuminate; costa double or ecostate; alar cells elongate, inflated, pigmented, walls thin, region in 1 row, middle lamella not apparent, supra-alar cells not apparently differentiated; laminal cells narrowly rhomboid to linear, smooth or rarely 1-papillose. Sexual condition autoicous [synoicous, dioicous, or phyllodioicous]. Seta 0.4–0.7 cm. Capsule erect to inclined, ovoid to cylindric; exothecial cell-walls collenchymatous; operculum conic, finely rostrate.

Distribution

Fla., Mexico, Central America, South America, Asia, Africa, Pacific Islands, Australia, tropical and subtropical regions, predominantly Indo-Malaysia

Discussion

Species ca. 60 (1 in the flora).

Selected References

None.

Lower Taxa

... more about "Acroporium"
acute;acuminate +
Wilfred B. Schofield† +
Mitten +
cucullate +
erect +  and inclined +
ovoid +  and cylindric +
specialized +
autoicous +, dioicous +, synoicous +  and sexual +
inflated +  and elongate +
differentiated +
Fla. +, Mexico +, Central America +, South America +, Asia +, Africa +, Pacific Islands +, Australia +, tropical and subtropical regions +  and predominantly Indo-Malaysia +
Greek akros, top, and poros, pore, possibly alluding to tubulose points of branches +
1-papillose +  and smooth +
autoicous +  and sexual +
divergent +  and imbricate +
falcate;narrowly broadly ovatelanceolate +
small;large +
rostrate +  and conic +
J. Linn. Soc., Bot. +
light-brown +, red +  and reddish-brown +
elongate +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
falcate-secund +
widespreading +  and erect-spreading +
tapering;lanceolate;broadly ovate +
simple +, weakly complanate-foliate +  and irregularly regularly pinnate +
1 cm10 mm <br />0.01 m <br /> (10 cm100 mm <br />0.1 m <br />) +
redbrown +  and reddish green +
arching +, erect +, sometimes +  and reclining +
1 cm10 mm <br />0.01 m <br /> (?) +
Acroporium +
Sematophyllaceae +
yellowish;golden yellow +