Difference between revisions of "Bulbophyllum pachyrachis"

(A. Richard) Grisebach

Fl. Brit. W. I., 613. 1864.

Common names: Rat-tail orchid
Illustrated
Basionym: Pleurothallis pachyrachis A. Richard in R. de la Sagra, Hist. Fis. Cuba 11: 234. 1850 (as pachyrhachis)
Treatment appears in FNA Volume 26. Treatment on page 619.
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|common_names=Rat-tail orchid
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|basionyms={{Treatment/ID/Basionym
 
|basionyms={{Treatment/ID/Basionym
 
|name=Pleurothallis pachyrachis
 
|name=Pleurothallis pachyrachis
 
|authority=A. Richard
 
|authority=A. Richard
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|rank=species
 
|publication_title=in R. de la Sagra, Hist. Fis. Cuba
 
|publication_title=in R. de la Sagra, Hist. Fis. Cuba
 
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|publication_place=11: 234. 1850 (as pachyrhachis)
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name=Bulbophyllum pachyrachis
 
name=Bulbophyllum pachyrachis
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|authority=(A. Richard) Grisebach
 
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|publication title=Fl. Brit. W. I.,
 
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|publication year=1864
 
|publication year=1864
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|special status=Illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V26/V26_1265.xml
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|subfamily=Orchidaceae subfam. Epidendroideae
 
|subfamily=Orchidaceae subfam. Epidendroideae
 
|tribe=Orchidaceae tribe Dendrobieae
 
|tribe=Orchidaceae tribe Dendrobieae

Latest revision as of 21:12, 5 November 2020

Plants creeping. Roots numerous, yellowish, often branched, 0.5–1 mm diam. Stems stout; rhizomes 8–55 × 2.5–7 mm; pseudobulbs 3–4-angled, 1–5 × 0.7–2.5 cm. Leaves 1–3; blade oblong to oblong-oblanceolate, 6–20 × 7–28 mm, leathery, apex acute to obtuse. Inflorescences: peduncle partially concealed by ensheathing, scarious bracts, 4–24 cm × 1.5–2.5 mm; spikes 12–28-flowered, 4–25 cm × 2–7 mm; floral bracts triangular-ovate, 2–5.5 mm. Flowers yellow-green, spotted red, sessile, glabrous; sepals 3-veined, concave, triangular-ovate or ovate-lanceolate, 4–7 × 1.5–3 mm, fleshy, apex acuminate-caudate; petals oblong-elliptic, 1–2.5 × 0.5–1.5 mm, apex obtuse to rounded; lip adnate to and articulate with column foot, linguiform, 2.5–3 mm, very thick, fleshy, margins entire, verrucose; column stout, 2–2.5 mm, apex 3-dentate, middle tooth acute, 0.5 mm, lateral teeth winglike, oblong, subulate, 1 mm; column foot slender, 1–1.5 mm; pollinia 2; ovary sessile, partially embedded in pits on rachis. Capsules cylindric, ribbed, 8–11 mm, glabrous.


Phenology: Flowering Nov–Dec.
Habitat: On hardwoods in swamps
Elevation: 5–20 m

Distribution

V26 1265-distribution-map.jpg

Fla., Mexico, West Indies, Central America, n South America.

Discussion

The Florida population of Bulbophyllum pachyrachis reported by C. A. Luer (1972) no longer exists (E. Christenson, pers. comm.).

Selected References

None.

Lower Taxa

None.