Edit History
Eulophia rolfeana Kraenzl. [family ORCHIDACEAE]
Date Updated: 26 July 2007
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
Eulophia rolfeana Kraenzl. [family ORCHIDACEAE], in Warburg, Kunene-Samb.-Exped. Baum: 213 (1903). —la Croix et al., Orch. Malawi: 326 (1991). Type from Angola.
Eulophia sp. no. 5 [family ORCHIDACEAE], of Grosvenor in Excelsa 6: 82 (1976).
Eulophia sp. 37 [family ORCHIDACEAE], of Williamson, Orch. S. Centr. Africa: 165 (1977).
Eulophia williamsonii P.J. Cribb [family ORCHIDACEAE], in Kew Bull. 32: 166 (1977). —Geerinck in Fl. Afr. Centr., Orchidaceae pt. 2: 700 (1992). Type: Zambia, 40 km west of Chingola, x.1969, G. Williamson & Drummond 1625 (K, holotype; SRGH).
Information
Slender terrestrial herb 20–30 cm tall.Perennating organs pseudobulbous, partly above ground, 4–4.5 cm tall, 1 cm in diameter, conical, forming a chain.Roots arising from base of pseudobulb, 1.5 mm in diameter.Leaves 3–5, 7–18 cm × 1–6 mm, linear, grass-like, partly developed at flowering time.Inflorescences 1–2, laxly 2–5-flowered; scape with 1 ovate bract 10–11 mm long in basal half.Pedicel and ovary arched, 11–14 mm long; bracts 8 mm long.Sepals brownish-purple, petals yellow-green, purple-veined inside, or purplish, sometimes papillose; lip white or yellow-green, purple near apex and with purple veins on side lobes.Sepals erect or semi-erect, 13–15 × 2 mm, linear-lanceolate, acute, the lateral sepals slightly longer than the dorsal and pouched at the base.Petals 10–12 × 3–5 mm, ovate or oblong, acute, often with 2–3 papillae on inner surface near the apex, lying over the column.Lip 12–16 × 8 mm, recurved, 3-lobed at about halfway; side lobes erect, obtuse; mid-lobe oblong, 4–5 mm wide, the edges undulate, covered with white or yellow-green papillae.Spur 2 mm long, cylindrical, decurved.Column 8 mm long, slender, arched.
Habitat
Miombo woodland, often on rocky hillsides, also in dry dambo with scattered Protea spp.
Altitude range
900–1500 m.
1500
900
Distribution
Zimbabwe C Harare Distr., Greatrex 58 (K; SRGH).Malawi S Zomba Distr., Malosa Mt., woodland on rocky slope, 1200 m, fl. 19.xi.1983, la Croix & Johnston-Stewart 508 (K).Zambia B 37 km west of Kabompo, fl. x.1969, G. Williamson & Drummond 1696 (K).Zimbabwe N Hurungwe Distr., Dakwa R., tributary of Musukwi (Msukwe) River, 915 m, 19.xi.1953, Wild 4214 (SRGH).Malawi N Mzimba Distr., Lunyangwa Forest Reserve, 1300 m, fl. 30.xi.1986, la Croix & Brummitt 894 (K).Zambia W 40 km west of Chingola, fl. x.1969, G. Williamson & Drummond 1625 (K; SRGH).
Distribution (external)
Zaire
Notes
The pouched lateral sepals are a distinctive feature of this species.
Date Updated: 26 July 2007
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
Eulophia rolfeana Kraenzl. [family ORCHIDACEAE], in Warburg, Kunene-Samb.-Exped. Baum: 213 (1903). —la Croix et al., Orch. Malawi: 326 (1991). Type from Angola.
Eulophia sp. no. 5 [family ORCHIDACEAE], of Grosvenor in Excelsa 6: 82 (1976).
Eulophia sp. 37 [family ORCHIDACEAE], of Williamson, Orch. S. Centr. Africa: 165 (1977).
Eulophia williamsonii P.J. Cribb [family ORCHIDACEAE], in Kew Bull. 32: 166 (1977). —Geerinck in Fl. Afr. Centr., Orchidaceae pt. 2: 700 (1992). Type: Zambia, 40 km west of Chingola, x.1969, G. Williamson & Drummond 1625 (K, holotype; SRGH).
Information
Slender terrestrial herb 20–30 cm tall.Perennating organs pseudobulbous, partly above ground, 4–4.5 cm tall, 1 cm in diameter, conical, forming a chain.Roots arising from base of pseudobulb, 1.5 mm in diameter.Leaves 3–5, 7–18 cm × 1–6 mm, linear, grass-like, partly developed at flowering time.Inflorescences 1–2, laxly 2–5-flowered; scape with 1 ovate bract 10–11 mm long in basal half.Pedicel and ovary arched, 11–14 mm long; bracts 8 mm long.Sepals brownish-purple, petals yellow-green, purple-veined inside, or purplish, sometimes papillose; lip white or yellow-green, purple near apex and with purple veins on side lobes.Sepals erect or semi-erect, 13–15 × 2 mm, linear-lanceolate, acute, the lateral sepals slightly longer than the dorsal and pouched at the base.Petals 10–12 × 3–5 mm, ovate or oblong, acute, often with 2–3 papillae on inner surface near the apex, lying over the column.Lip 12–16 × 8 mm, recurved, 3-lobed at about halfway; side lobes erect, obtuse; mid-lobe oblong, 4–5 mm wide, the edges undulate, covered with white or yellow-green papillae.Spur 2 mm long, cylindrical, decurved.Column 8 mm long, slender, arched.
Habitat
Miombo woodland, often on rocky hillsides, also in dry dambo with scattered Protea spp.
Altitude range
900–1500 m.
1500
900
Distribution
Zimbabwe C Harare Distr., Greatrex 58 (K; SRGH).Malawi S Zomba Distr., Malosa Mt., woodland on rocky slope, 1200 m, fl. 19.xi.1983, la Croix & Johnston-Stewart 508 (K).Zambia B 37 km west of Kabompo, fl. x.1969, G. Williamson & Drummond 1696 (K).Zimbabwe N Hurungwe Distr., Dakwa R., tributary of Musukwi (Msukwe) River, 915 m, 19.xi.1953, Wild 4214 (SRGH).Malawi N Mzimba Distr., Lunyangwa Forest Reserve, 1300 m, fl. 30.xi.1986, la Croix & Brummitt 894 (K).Zambia W 40 km west of Chingola, fl. x.1969, G. Williamson & Drummond 1625 (K; SRGH).
Distribution (external)
Zaire
Notes
The pouched lateral sepals are a distinctive feature of this species.
Date Updated: 26 July 2007
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
Eulophia rolfeana Kraenzl. [family ORCHIDACEAE], in Warburg, Kunene-Samb.-Exped. Baum: 213 (1903). —la Croix et al., Orch. Malawi: 326 (1991). Type from Angola.
Eulophia sp. no. 5 [family ORCHIDACEAE], of Grosvenor in Excelsa 6: 82 (1976).
Eulophia sp. 37 [family ORCHIDACEAE], of Williamson, Orch. S. Centr. Africa: 165 (1977).
Eulophia williamsonii P.J. Cribb [family ORCHIDACEAE], in Kew Bull. 32: 166 (1977). —Geerinck in Fl. Afr. Centr., Orchidaceae pt. 2: 700 (1992). Type: Zambia, 40 km west of Chingola, x.1969, G. Williamson & Drummond 1625 (K, holotype; SRGH).
Information
Slender terrestrial herb 20–30 cm tall.Perennating organs pseudobulbous, partly above ground, 4–4.5 cm tall, 1 cm in diameter, conical, forming a chain.Roots arising from base of pseudobulb, 1.5 mm in diameter.Leaves 3–5, 7–18 cm × 1–6 mm, linear, grass-like, partly developed at flowering time.Inflorescences 1–2, laxly 2–5-flowered; scape with 1 ovate bract 10–11 mm long in basal half.Pedicel and ovary arched, 11–14 mm long; bracts 8 mm long.Sepals brownish-purple, petals yellow-green, purple-veined inside, or purplish, sometimes papillose; lip white or yellow-green, purple near apex and with purple veins on side lobes.Sepals erect or semi-erect, 13–15 × 2 mm, linear-lanceolate, acute, the lateral sepals slightly longer than the dorsal and pouched at the base.Petals 10–12 × 3–5 mm, ovate or oblong, acute, often with 2–3 papillae on inner surface near the apex, lying over the column.Lip 12–16 × 8 mm, recurved, 3-lobed at about halfway; side lobes erect, obtuse; mid-lobe oblong, 4–5 mm wide, the edges undulate, covered with white or yellow-green papillae.Spur 2 mm long, cylindrical, decurved.Column 8 mm long, slender, arched.
Habitat
Miombo woodland, often on rocky hillsides, also in dry dambo with scattered Protea spp.
Altitude range
900–1500 m.
1500
900
Distribution
Zimbabwe C Harare Distr., Greatrex 58 (K; SRGH).Malawi S Zomba Distr., Malosa Mt., woodland on rocky slope, 1200 m, fl. 19.xi.1983, la Croix & Johnston-Stewart 508 (K).Zambia B 37 km west of Kabompo, fl. x.1969, G. Williamson & Drummond 1696 (K).Zimbabwe N Hurungwe Distr., Dakwa R., tributary of Musukwi (Msukwe) River, 915 m, 19.xi.1953, Wild 4214 (SRGH).Malawi N Mzimba Distr., Lunyangwa Forest Reserve, 1300 m, fl. 30.xi.1986, la Croix & Brummitt 894 (K).Zambia W 40 km west of Chingola, fl. x.1969, G. Williamson & Drummond 1625 (K; SRGH).
Distribution (external)
Zaire
Notes
The pouched lateral sepals are a distinctive feature of this species.
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