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Compilation
Portulaca rhodesiana

3 Images see all

Isotype of Portulaca rhodesiana R.A. Dyer & E.A. Bruce [family PORTULACACEAE]
Type of Portulaca dodomaensis M.G. Gilbert [family PORTULACACEAE]
Portulaca rhodesiana R.A.Dyer & E.A.Bruce
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Name

Identification
Portulaca rhodesiana R.A.Dyer & E.A.Bruce [family PORTULACACEAE ]
Related name
  • Portulaca rhodesiana

Flora

Entry for Portulaca rhodesiana R. A. Dyer & E. A. Bruce [family PORTULACACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 1, Part 2, page 362, (1961) Author: H. Wild
Names
Portulaca rhodesiana R. A. Dyer & E. A. Bruce [family PORTULACACEAE], in Fl. Pl. Afr. 27: t. 1069 (1949). TAB. 69 fig. A. Type: S. Rhodesia, 67 km. E. of Salisbury, Eyles 8821 (K; PRE, holotype; SRGH).
Information
Ephemeral annual herb with a small tuberous root; branches reddish, decumbent, up to 7 cm. long and 1 mm. in diam. Leaves opposite, succulent and bladder-like when fresh, up to 4 × 3 mm. and 1·75 mm. thick, suborbicular, apex rounded, base cuneate, upper surface red or a mottled olive-green, often whitish or “frosted”-translucent below. Flowers terminal, solitary and sessile. Sepals 2 mm. long, ovate, rounded or subacute at the apex, colourless and translucent. Petals bright pink, c. 2·3 × 1·5 mm., obovate, obtuse at the apex, united below for 0·2–0·3 mm. Stamens 4, as long as or slightly longer than the petals and alternating with them; filaments twisted at the apex, mauve-tinged; anthers golden. Ovary subglobose; style c. 1·3 mm. long with 3 stigmas. Capsule c. 1·4 × 1·6 mm., depressed-ovoid, dehiscing horizontally near the middle. Seeds 7–16, blackish, c. 0·5 mm. in diam., suborbicular-reniform, minutely rugulose-granulate (not concentrically).
Habitat
A pioneer in the hollows of bare, granite outcrops, developing as an ephemeral in the course of the rainy season.
Range
Known at present only from S. Rhodesia
Distribution
Zimbabwe C Chindamora Reserve, Ngomakurira, fl. & fr. 25.iii.1952, Wild 3777 (K; SRGH).Zimbabwe W Matopos, fl. & fr. ii.1957, Garley 134 (SRGH).

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