Pachycarpus lineolatus (Decne.) Bullock

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Pachycarpus lineolatus

Photo: Nicholas Wightman
Kalonde, Mpika Distr., Muchinga Province

Pachycarpus lineolatus

Photo: Nicholas Wightman
Kalonde, Mpika Distr., Muchinga Province

Pachycarpus lineolatus

Photo: Nicholas Wightman
Kalonde, Mpika Distr., Muchinga Province

Pachycarpus lineolatus

Photo: Nicholas Wightman
Kalonde, Mpika Distr., Muchinga Province

Pachycarpus lineolatus

Photo: Nicholas Wightman
Kalonde, Mpika Distr., Muchinga Province

Pachycarpus lineolatus

Photo: Nicholas Wightman
Kalonde, Mpika Distr., Muchinga Province

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Asclepias browniana S.Moore
Asclepias conspicua N.E.Br.
Asclepias inflexa S.Moore
Asclepias lineolata (Decne.) Schltr.
Asclepias schweinfurthii N.E.Br.
Calotropis busseana K.Schum
Gomphocarpus lineolatus Decne.
Pachycarpus mildbraedii Bullock
Pachycarpus schweinfurthii (N.E.Br.) Bullock
Common names:
Frequency:
Status: Native
Description:
Perennial herb up to 150 cm tall growing from a bundle of fusiforme (spindle-shaped) tubers; most parts hairy to pubescent; stems usually unbranched but occasionally branched at base, erect or ascending; leaves with petiole (2)5-13 mm long, blade 4-12(14) x 1-6(9) cm, narrowly lanceolate to broadly ovate, elliptic or oblong, venation prominent with numerous parallel secondary veins at right angles to the midrib; inflorescences terminal and extra-axillary with 4–12 flowers in a nodding umbel, peduncles erect or ascending, (2–)4–17 cm long; calyx lobes lanceolate, (4–)6–11 × (1–)2–3 mm, acute, green or tinged with purple particularly towards the apex and margins; corolla rotate or saucer-shaped, underside cream or brownish purple, sometimes with one or more longitudinal purple stripes, upper surface cream or pale green, often marked with a network of purple or chocolate-brown lines in the distal half, minutely papillate and with short hairs towards the apex and margins; lobes ovate, 8–17 × (4–)6–9(–11) mm, acute; corona lobes arising from the base of the staminal column, solid, fleshy, 7–8 × (1–)3–4 mm, narrowing gradually towards the apex, spreading or ascending from the staminal column, white or cream with a reddish purple patch on the underside; follicle ovoid or fusiform, usually inflated.
Notes:
Derivation of specific name: lineolatus: marked by fine parallel lines, in reference to the secondary venation of the leaves
Habitat:
Altitude range:
Flowering time:Dec - Feb(-Mar)
Worldwide distribution: Widespread in Tropical Africa as far south as Namibia, Zambia and Malawi
Malawi distribution: N,C
Growth form(s): Perennial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Binns, B. (1968). A First Check List of the Herbaceous Flora of Malawi The Government Printer, Zomba, Malawi Pages 19 - 21. Also as Asclepias lineolata and Pachycarpus schweinfurthii

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 73. (Includes a picture).

Goyder, D.J. (1998). A revision of Pachycarpus E. Mey. in tropical Africa with notes on the genus in southern Africa Kew Bulletin 53 Pages 343 - 348. (Includes a picture).

Goyder, D.J., Gilbert, M.G. & Venter, H.J.T. (2020). Apocynaceae (Part 2) Flora Zambesiaca 7(2) Pages 304 - 306. (Includes a picture).

Other sources of information about Pachycarpus lineolatus:

Our websites:

Flora of Caprivi: cultivated Pachycarpus lineolatus
Flora of Zambia: Pachycarpus lineolatus

External websites:

African Plants: A Photo Guide (Senckenberg): Pachycarpus lineolatus
BHL (Biodiversity Heritage Library): Pachycarpus lineolatus
EOL (Encyclopedia of Life): Pachycarpus lineolatus
GBIF (Global Biodiversity Information Facility): Pachycarpus lineolatus
Google: Web - Images - Scholar
iNaturalist: Pachycarpus lineolatus
IPNI (International Plant Names Index): Pachycarpus lineolatus
JSTOR Plant Science: Pachycarpus lineolatus
Mansfeld World Database of Agricultural and Horticultural Crops: Pachycarpus lineolatus
Plants of the World Online: Pachycarpus lineolatus
Tropicos: Pachycarpus lineolatus
Wikipedia: Pachycarpus lineolatus


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Malawi: Species information: Pachycarpus lineolatus.
https://www.malawiflora.com/speciesdata/species.php?species_id=226000, retrieved 29 March 2024

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