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.
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 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 +