Dendrobium strongylanthum
Posted on December 06, 2012
Dendrobium strongylanthum Rchb.f., Gard. Chron. 1878(1): 462 (1878).This name is accepted.
Mid-America judging center, award 20122985
from Fl. or china
24b. Stems cylindric or compressed, sometimes upper part thickened and clavate, internodes swollen or not, with
longitudinal stripes or ribs, sometimes entirely enclosed in leaf sheaths, fleshy; leaves grasslike or not.
29a. Plants short, grasslike; inflorescences borne laterally from leaf axils, usually from distal nodes on current
year’s mature stem, nearly erect and parallel to stem, with many small flowers; sepals less than 2 mm
wide.
30a. Lip entire, elliptic .................................................................................................................. 66. D. porphyrochilum
30b. Lip 3-lobed.
31a. Inflorescence ca. as long as leaves; lip pale green, suborbicular .............................................. 69. D. compactum
31b. Inflorescence longer than leaves.
32a. Lateral lobes of lip entire or slightly inconspicuously toothed .................................... 70. D. sinominutiflorum
32b. Lateral lobes of lip with comblike teeth.
33a. Base of sepals and petals with purplish red venation, entire lip deep purplish
violet ............................................................................................................................. 67. D. strongylanthum
33b. Sepals and petals white or yellow, lateral lobes of lip purplish violet .................................. 68. D. monticola
Dendrobium strongylanthum H. G. Reichenbach, Gard.
Chron., n.s., 9: 462. 1878.
???? shu chun shi hu
Callista strongylantha (H. G. Reichenbach) Kuntze; Dendrobium
ctenoglossum Schlechter.
EPIDENDROIDEAE
394
Stems erect, cylindric or ± narrowly fusiform, 3–27 cm,
with sheath 4–10 mm in diam., fleshy, many noded, current
ones enclosed in leaf sheaths, previous year’s stems golden yellow.
Leaf blade distichous, alternate on entire stem, oblong, 4–
10 × to 1.7 cm, thin, base dilated into gibbous sheaths, apex
acute and unequally bilobed; leaf sheaths sparsely clasping
when dry, herbaceous, sheath mouth obliquely truncate. Inflorescences
1–4, subterminal or lateral on upper part of stem,
suberect, to 13 cm, much taller than leaves, densely 20- or more
flowered; rachis slender; floral bracts ovate-lanceolate, 2–4
mm, apex acuminate. Pedicel and ovary ca. 5 mm. Flowers yellowish
green, sepals purplish red at base, petals pale yellowish
green with purplish red stripes, lip violet, column pale purple.
Dorsal sepal narrowly ovate-lanceolate, ca. 11 × 2 mm, 3-
veined, long acuminate; lateral sepals falcate-lanceolate, to 14 ×
ca. 4.3 mm, 4- or 5-veined, base oblique, abruptly contracted
above middle, apex caudate; mentum broadly conic, ca. 4 mm.
Petals ovate-lanceolate, slightly smaller than dorsal sepal, 3-
veined, apex acute; lip ca. 8 × 4 mm, 3-lobed above middle;
lateral lobes ovate-triangular, margin with comb-shaped teeth,
apex sharply toothed; mid-lobe triangular, margin wrinkled and
crestlike, apex acute; disk with 2 or 3 lamellate ridged projections,
ridges thickly fleshy, terminating at base of mid-lobe,
apex enlarged. Column subterete, ca. 2 mm, foot margin
densely finely papillate; anther cap subglobose, front margin
lacerate.
Epiphytic on tree trunks in mountain forests; 1000–2100 m. Hainan
(Bawangling), S and W Yunnan [Myanmar, N Thailand, N Viet
http://orchid.unibas.ch/iconography.simplesearch.php?fields=species&query;=Dendrobium+strongylanthum
Dendrobium strongylanthum, award 20122985, has been confirmed
to be  Dendrobium
strongylanthum by SITF (Jan 2013). Â
See more Dendrobium SITF listings
Learn more about the Dendrobium genus
See more verified SITF listings
Learn more about the verified genus
Discover the top vendors in the orchid community and their special offers on all things orchid.
If you are an AOS member, you also save 5% from every vendor.
Two-Year AOS members also receive over $600 worth of coupons from the ELITE Marketplace Partners.
FREE ACCESS: Orchid DealWire
Get notified when orchid vendors have special promotions and exclusive savings.
