Compilation
Polystachya stuhlmannii
1 Images see all
Name
Identification
Polystachya stuhlmannii Kraenzl. [family ORCHIDACEAE ] (stored under name); Verified by Mytnik-Ejsmont, J., 2010 Polystachya cf. adansoniae Rchb.f. [family ORCHIDACEAE ] Verified by Sanford, W., 1969 Polystachya polychaete Kraenzl. [family ORCHIDACEAE ] Verified by Not on sheet,
Related name
- Polystachya cf. adansoniae
- Polystachya polychaete
- Polystachya stuhlmannii
Flora
Entry for Polystachya stuhlmannii Kraenzl. [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
Polystachya stuhlmannii Kraenzl. [family ORCHIDACEAE], in Engler, Pflanzenw. Ost-Afrikas C: 155 (1895). —Rolfe in F.T.A. 7: 117 (1897). —Kraenzlin in Repert. Spec. Nov. Regni Veg. Beih. 39: 45 (1926). —Cribb in F.T.E.A., Orchidaceae: 366 (1984). —la Croix et al., Orch. Malawi: 215 (1991). Syntypes from Tanzania and Uganda.
Polystachya adansoniae var. stuhlmannii Kraenzl. Geerinck [family ORCHIDACEAE], in Fl. Afr. Centr., Orchidaceae pt. 2: 436 (1992).
Information
Dwarf epiphytic herb.Pseudobulbs 10–15 × 6–8 mm, oblong to conical, ribbed, somewhat flattened bilaterally, 2-leaved.Leaves 4–14 × 0.5–1 cm, linear, slightly 2-lobed at the apex.Inflorescence (floral axis) 2.5–5.5 cm tall, densely many-flowered.Flowers very small, greenish-yellow or whitish, tinged with purple, often not opening but apparently self fertilizing.Pedicel and ovary c. 2 mm long; bracts 4–7 mm long, aristate.Dorsal sepal 1.6–2 × 0.6–1.2 mm, ovate, acuminate; lateral sepals 2–3.5 × 1.5–2 mm, obliquely ovate, acuminate; mentum 1.5–2 mm high, bluntly conical.Petals 1.25 × 0.3 mm, narrowly oblong.Lip 1.3–2.3 × 1.5 mm, 3-lobed in the basal half with a glabrous callus at the junction of the lobes; mid-lobe c. 1 × 0.5 mm, ovate; side lobes rounded, erect.
Habitat
Evergreen forest and high rainfall Brachystegia woodland, also recorded as epiphytic on Jacaranda at Bvumbwe
Altitude range
900–1550 m.
1550
900
Distribution
Zambia W Mwinilunga Distr., fl. 25.x.1958, Holmes O 80 (K; SRGH).Zimbabwe E Mutare Distr., slope leading from Vumba into Burma Valley, 1220 m, fl. 11.iii.1981, Philcox, Leppard, Duri & Urayai 8959 (K).Malawi S Thyolo Distr., Bvumbwe, 1150 m, fl. 7.vi.1981, la Croix 262 (K).Mozambique MS “Border Farm”, fr. 17.vi.1962, Chase 7777 (K; SRGH).
Distribution (external)
Gabon
Zaire
Uganda
Tanzania