Compilation
Dicoma lanuginosa

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Name

Identification
Dicoma lanuginosa Wall. ex DC. [family COMPOSITAE ] Verified by Not on sheet, Dicoma tomentosa Cass. [family COMPOSITAE ] (stored under name); Verified by Not on sheet, Xeropappus lanuginosus Wall. [family COMPOSITAE ] Verified by Not on sheet, Dicoma lanuginosa Wall. ex DC. [family COMPOSITAE ] Verified by Not on sheet,
Related name
  • Dicoma lanuginosa
  • Keropappens lanuginosa
  • Xeropappus lanuginosus
  • Dicoma tomentosa
  • Unknown

Flora

Entry for DICOMA tomentosa Cass. [family COMPOSITAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Somalia
Resource Type
Reference Sources
Entry From
Flora Somalia, (2000) Author: by H. Beentje (Acanthospermum, Ageratum, Aspilia, Atractylis, Blainvillea, Blumea, Carthamus, Cirsium, Conyza, Crepis, Dichrocephala, Distephanus, Echinops, Eclipta, Erlangera, Felicia, Flaveria, Geigera, Gerbera, Grangea, Gutenbergia, Helichrysum, Iphiona, Iphionopsis, Jurinea, Laggera, Litogyne, Osteospermum, Pegolettia, Pentanema, Pseudoblepharispermum, Pseudognaphalium, Psiadia, Pulicaria, Reichardia, Sclerocarpus, Sonchus, Sphaeranthus, Tagetes, Tarchonanthus, Tridax, Vernonia, Volutaria, Xanthium), T. Eriksson (Athroisma, Blepharispermum), N. Kilian (Launaea), S. King-Jones & M. Thulin (Pluchea), Mesfin Tadesse (Bidens), S. Ortiz & J. Rodríguez-Oubiña (Dicoma), and M. Thulin (Cineraria, Doellia, Emilia, Erythroseris, Euryops, Galinsoga, Gynura, Helianthus, Kleinia, Lactuca, Pentzia, Senecio, Solanecio, Verbesina, Zinnia). [updated by M. Thulin 2008]
Names
DICOMA tomentosa Cass. [family COMPOSITAE], (1818).
DICOMA lanuginosa DC. [family COMPOSITAE], (1838).
DICOMA gnaphaloides Mattei [family COMPOSITAE], (1908);. type: S3, “Goscia, Torda”, Macaluso 96 (PAL holo.).
Information
Annual herb, up to 60 cm high, scarcely to much branched, greyish-white tomentose, often with purplish bark. Leaves subsessile, (10–)20–50(–80) x (2–)4–10(–16) mm, linear to linear­-oblanceolate, conduplicate; margins callose-serrulate, apex apiculate or with a short apical spine; upper surface greenish, glabrescent; lower surface generally densely greyish-white tomentose. Capitula numerous, generally solitary in a leaf axil, sessile or on short peduncles, obconic-campanulate; involucre (11–)12–15(–17.5) x (10–)12–20(–25) mm; phyllaries 2–17 x (0.5–)0.7–3 mm, arranged in 5–6 series, glabrescent to densely tomentose, with a 1–7 mm long acuminate-pungent apex. Corolla 6.5–6.7 x 1.5–2 mm, white or violet. Anthers 3–3.8 mm long, apical appendage conspicuously apiculate. Style 7–7.5 mm long. Achene 2–2.6 x 1–1.5 mm; pappus dimorphic, of 50–80 barbellate bristles arranged in 1–3 external series, the longest bristles 5–5.5 mm long, and c.10 scales arranged in a single internal series, (5–)6–6.5(–7.5) mm long.
Range
N1; C2; S1, 3 widespread in northern (Egypt), tropical and southern Africa,
Altitude range
230–1700 m.
Distribution
SOMALIA Beckett 1361; Kuchar 17329; Thulin & Bashir Mohamed 7105.
Distribution (external)
Socotra
Pakistan
India
Notes
Bisciar (Som.).

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