Compilation
Listrostachys falcata

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Name

Identification
Listrostachys falcata De Wild. [family ORCHIDACEAE ] Verified by Not on sheet, Diaphananthe fragrantissima (Rchb.f.) Schltr. [family ORCHIDACEAE ] (stored under name); Verified by Not on sheet,
Related name
  • Listrostachys falcata
  • Diaphananthe fragrantissima

Flora

Entry for Diaphananthe fragrantissima Rchb.f. Schltr. [family ORCHIDACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 11, Part 2, (1998) Author: I. la Croix & P.J. Cribb
Names
Diaphananthe muansae Kraenzl. Schltr. [family ORCHIDACEAE], in Beih. Bot. Centralbl. 36, abt. 2: 101 (1918).
Diaphananthe fragrantissima Rchb.f. Schltr. [family ORCHIDACEAE], in Beih. Bot. Centralbl. 36, abt. 2: 100 (1918). —Summerhayes in Bot. Mus. Leafl. [Harv. Univ.] 12: 101 (1945). —Piers, Orch. E. Africa, rev. ed.: 265 (1968). —Morris, Epiphyt. Orch. Malawi: 90 (1970). —Stewart in Upland Kenya Wild Fl.: 788 (1974). —Grosvenor in Excelsa 6: 80 (1976). —Williamson, Orch. S. Centr. Africa: 186 (1977). —Ball, South. African Epiphyt. Orch.: 146 (1978). —Stewart et al., Wild Orch. South. Africa: 261 (1982). —Cribb in F.T.E.A., Orchidaceae: 528 (1989). —la Croix et al., Orch. Malawi: 269 (1991). —Geerinck in Fl. Afr. Centr., Orchidaceae pt. 2: 560 (1992). —Stewart, Orch. Kenya: 42 (1996). Type from Angola.
Listrostachys fragrantissima Rchb.f. [family ORCHIDACEAE], in Flora 48: 190 (1865).
Listrostachys kirkii Rolfe [family ORCHIDACEAE], in F.T.A. 7: 164 (1897). Type from Tanzania.
Listrostachys falcata De Wild. [family ORCHIDACEAE], Not. Pl. Utiles Congo 1: 147 (1903). Type from Dem. Rep. Congo (Zaire).
Listrostachys fimbriata Rolfe [family ORCHIDACEAE], in Bull. Misc. Inform., Kew 1906: 115 (1906). Type from Uganda.
Angraecum muansae Kraenzl. [family ORCHIDACEAE], in Orchis 2: 99 (1908). Type from Tanzania.
Diaphananthe falcata De Wild. Schltr. [family ORCHIDACEAE], in Beih. Bot. Centralbl. 36, abt. 2: 100 (1918).
Diaphananthe fimbriata Rolfe Schltr. [family ORCHIDACEAE], in Beih. Bot. Centralbl. 36, abt. 2: 100 (1918).
Diaphananthe kirkii Rolfe Schltr. [family ORCHIDACEAE], in Beih. Bot. Centralbl. 36, abt. 2: 101 (1918).
Information
Robust epiphytic herb; stem elongated, pendent, up to 50 cm long, covered in old woody leaf bases.Leaves several, pendent, 10–44 × 1–3.5 cm, falcate, linear-oblanceolate, twisted at the base, fleshy.Inflorescences pendent, 20–60 cm long, densely many-flowered.Flowers greenish, greenish-yellow, creamy-yellow or almost white, with a musky scent, borne in whorls of 2–4 at the inflorescence nodes.Pedicel and ovary 1–2.2 mm long; bracts sheathing, 3–5 mm long.Dorsal sepal 7–13.5 × 2–3.5 mm, narrowly triangular, acute, arched; lateral sepals 9.5–14 × 2–3.5 mm, linear, falcate, acute.Petals 8–12 × 2–3 mm, linear to oblanceolate, acuminate.Lip 7.5–13 × 5–8 mm, rectangular, the side margins erose, ± 3-lobed at the apex, the mid-lobe forming an acumen c. 2 mm long, and with a tooth in the mouth of the spur; spur 6–12.5 mm long, geniculate at the base, swollen in the middle.Column 2–3.5 mm long; rostellum bifid; stipites 2; viscidium 1.
Habitat
Riverine forest and woodland, usually in hot, relatively low-lying areas
Altitude range
150–750 m.
750
150
Distribution
Zambia W Ndola, fl. 31.x.1961, Morze 19 (K).Zimbabwe E Chimanimani Distr., Haroni R., forest c. 3.5 km above Rusitu R. confluence, fl. 10.v.1964, Ball 1035 (K; SRGH).Mozambique Z fl. 13.iv.1905, le Testu 719 (BM).Mozambique MS Amatongas Forest, fl. 7.iv.1952, Chase 4421 (K; SRGH).
Distribution (external)
Cameroon
Zaire
Sudan
Ethiopia
Rwanda
Burundi
Uganda
Kenya
Tanzania

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