FOC_25_Epidendroidea..

unequally bilobed. Inflorescence to 30 cm, unbranched or sometimes
branched, laxly many flowered; rachis dark purple, flexuous;
floral bracts 2–4 mm. Flowers ca. 2 cm in diam., variable
in color, typically sepals and petals white or pale pink with a
central pink suffusion, lip rose or red, callus white or yellow,
sometimes spotted rose or red, column rose, anther cap white;
pedicel and ovary slender, 2–2.5 cm. Dorsal sepal oblong, 11–
14 × 5–7 mm, acute; lateral sepals falcate-ovate, 10–14 × 6–7
mm. Petals oblong-obovate or rhombic, 10–12 × 4–7 mm, base
EPIDENDROIDEAE
483
contracted and adnate to column foot, apex acute; lip base with
a claw ca. 1.5 mm, lip 3-lobed; lateral lobes erect-incurved,
oblong-oblanceolate, 5–6.5 × 2–3 mm, rounded; mid-lobe
spreading horizontally, ovate-elliptic, 9–11 × 7–8 mm, acute;
callus solitary, peltate, quadrangular with a truncate apex.
Column 6–9 mm, slender, foot ca. 3 mm; stipe ca. 3 mm;
viscidium ovate-lanceolate, ca. 1 mm. Fl. Apr–May. 2n = 38.
S Taiwan [Philippines].
177. CHAMAEANTHUS Schlechter ex J. J. Smith, Orch. Java, 552. 1905.
低药兰属 di yao lan shu
Chen Xinqi (陈心启 Chen Sing-chi); Jeffrey J. Wood
Herbs, epiphytic, small, monopodial. Stems very short. Leaves few, to 7 × 1 cm, somewhat fleshy, jointed and sheathing at base.
Inflorescences lateral, simple, to ca. 20-flowered; rachis usually clavate. Flowers ephemeral, only a few open at a time, greenish
yellow, small, superficially resembling Bulbophyllum. Sepals and petals similar, often linear and acuminate, to 4–6 × 3 mm; lateral
sepals adnate to column foot; lip movable, without a spur, sometimes saccate, 3-lobed; lateral lobes auriculate, margins somewhat
fimbriate; mid-lobe conic, fleshy. Column short, stout, with a foot ca. 3 mm, rostellar projection elongate; stipe ligulate, ca. 2 × diam.
of pollinia; viscidium obovate, small; pollinia 2, entire, although some specimens having a very tiny notch.
About three species: from S Thailand southeast to Java and New Guinea, northeast to Taiwan and the Philippines; one species in China.
1. Chamaeanthus wenzelii Ames, Orchidaceae 5: 200. 1915.
低药兰 di yao lan
Stems 2–2.5 cm. Leaves 8–10, distichous; leaf blade
linear, falcate, 2–10 × 0.3–0.5 cm, leathery, with an amplexicaul,
sheathing base, apex acute and irregularly bilobed. Inflorescences
axillary, 2–3 cm, many flowered; floral bracts linearlanceolate,
ca. 3 mm, acuminate. Flowers erect, yellow, small;
178. NEOFINETIA Hu, Rhodora 27: 107. 1925.
pedicel and ovary 2–2.5 mm. Sepals linear-lanceolate, 5–5.5 ×
ca. 1 mm, membranous, abaxially ± carinate, apex cuspidate;
dorsal sepal concave. Petals lanceolate, 4–4.5 × ca. 1 mm, acuminate;
lip immovable, 2–2.5 mm, 3-lobed; lateral lobes erect,
nearly orbicular, membranous, margin ± serrate; mid-lobe triangular,
1–1.2 mm, subfleshy, acute. Fl. Feb.
Epiphytic on tree trunks in forests. S Taiwan [Philippines].
风兰属 feng lan shu
Chen Xinqi (陈心启 Chen Sing-chi); Jeffrey J. Wood
Finetia Schlechter, Beih. Bot. Centralbl. 36: 140. 1918, not Gagnepain (1917); Nipponorchis Masamune, nom. illeg. superfl.
Herbs, epiphytic, small, monopodial. Roots many, slightly flattened. Stems erect, enclosed in leaf sheaths, short, many leaved.
Leaves distichous, narrow, ± conduplicate toward base, dorsally carinate, jointed and sheathing at base. Inflorescence axillary, racemose,
laxly few flowered. Flowers opening widely, medium-sized. Sepals and petals free, similar; lip spurred at base, 3-lobed; lateral
lobes erect; mid-lobe spreading, with appendages at base; spur slender, cylindric, rather long, sometimes slightly curved. Column
short, thick, winged, footless; rostellum furcate-bifid; anther cap narrowed at apex; pollinia 2, cleft, waxy, globose; stipe narrowly
ovate-cuneate, geniculate-curved; viscidium broadly ovate, broader than stipe.
Three species: China, Japan, Korea; three species (two endemic) in China.
1a. Spur 3.5–5 cm ................................................................................................................................................................... 1. N. falcata
1b. Spur 1–1.6 cm.
2a. Sepals and petals pinkish or becoming whitish; spur 1.5–1.6 cm, much longer than sepals, curved,
spreading horizontally, lateral sepals mucronate at apex ................................................................................. 2. N. xichangensis
2b. Sepals and petals white; spur 1–1.1 cm, shorter than or ca. as long as sepals, straight, pendulous or
nearly so, lateral sepals not mucronate at apex ................................................................................................ 3. N. richardsiana
1. Neofinetia falcata (Thunberg) Hu, Rhodora 27: 107. 1925.
风兰 feng lan
Orchis falcata Thunberg in Murray, Syst. Veg., ed. 14,
811. 1784; Angorchis falcata (Thunberg) Kuntze; Angraecopsis
falcata (Thunberg) Schlechter; Angraecum falcatum (Thunberg)
Lindley; Finetia falcata (Thunberg) Schlechter; Holco-
glossum falcatum (Thunberg) Garay & H. R. Sweet; Limodorum
falcatum (Thunberg) Thunberg; Nipponorchis falcata
(Thunberg) Masamune; Oeceoclades falcata (Thunberg)
Lindley; Vanda falcata (Thunberg) Beer.
Plants usually 8–12 cm tall. Stems 1–6 cm, many leaved.
Leaves narrowly oblong-falcate, 5–12 × 0.7–1 cm, thickly
leathery, conduplicate and sheathing toward base, apex acute.