1. Family: Crassulaceae J.St.-Hil.
    1. Genus: Crassula L.
      1. Crassula granvikii Mildbr.

        This species is accepted, and its native range is Eritrea to N. Malawi, Yemen.

    [FTEA]

    Crassulaceae, G.E. Wickens. Flora of Tropical East Africa. 1987

    Habit
    A glabrous annual herb, with variable habit.
    Stem
    Stems 2–45 cm. or more long; internodes 0.2–4 cm. long; in aquatic or wet habitats stems erect or ascending, little or sparsely branched, rooting at the lower nodes or almost to the apex, in ? drier habitats stems branching, rooting at the nodes and with short, erect branches, often forming dense mats.
    Leaves
    Leaves sessile, linear or oblong to oblong-spathulate, 2–15(–20) mm. long, 0.3–3.5(–5) mm. wide, apex acute to obtuse, bases of opposite leaves united and forming a membranous, somewhat saccate sheath 1–2 mm. high.
    Flowers
    Flowers 4-merous, axillary, solitary or rarely 2–3(–4) per axil; pedicels slender, 2–7(–10) mm. long.
    Calyx
    Calyx-lobes oblong, 0.9–1.3 mm. long, 0.7–1 mm. wide, apex subacute to obtuse, connate at the base.
    Corolla
    Petals oblong, 1–1.8(–2) mm. long, 0.7–1 mm. wide, apex rounded, white to pink.
    Stamens
    Stamen-filaments 0.5–8 mm. long, reddish purple; anthers ovate to suborbicular, 0.15–0.25 mm. long, purple.
    Nectaries
    Nectary scales spathulate, 0.5–0.7 mm. long.
    Carpels
    Carpels obovoid, 1–1.2 mm. long, apex rounded, contracted into the style, reddish purple; ovules 4 per carpel, 1–3 often aborting.
    Seeds
    Seeds 1–2(–4) per carpel, narrowly oblong-elliptic, ± 1 mm. long, minutely papillate.
    Habitat
    Moist stream banks, marshy places or aquatic; 1200–4250 m.
    Distribution
    K2 K3 K4 K5 K6 T1 T2 T3 T4 T7 U1 U2 U3
    [FZ]

    Crassulaceae, R. Fernandes. Flora Zambesiaca 7:1. 1983

    Habit
    Aquatic or terrestrial completely glabrous herb, varying in habit according to habitat.
    Stem
    Stem 6-38 cm. long, either erect or ascending and simple, rooting at lower nodes or at most nodes except for the apical ones, or stem widely trailing and rooting at nodes and emitting short, erect branches throughout, these simple or with 1-2 branchlets towards the apex, fleshy, somewhat thick but flaccid, green, mauve or purplish at the nodes; internodes up to 3·8 cm. long, the basal and median ones longer than the leaves, the uppermost equalling them or shorter.
    Leaves
    Leaves 5·5-20 x 1-5 mm., linear or oblong to oblong spathulate, acute to obtuse, sessile and connate at the base in a hyaline or purplish, 1-2 mm. long sheath, erect or erect-spreading but the undermost patent or slightly reflexed, fleshy, somewhat thick and rigid or nearly membranous on drying, light green, neither lineolate nor punctate near the margin.
    Flowers
    Flowers 4-merous, axillary, solitary or sometimes 2-3 together; pedicels 2-7 mm. long in flower, up to 12 mm. long in fruit, slender.
    Calyx
    Calyx 0·75-1·25 mm. long, green or yellow-green; sepals oblong, subacute to rounded at the apex, connate at the base.
    Corolla
    Petals 1-1·75 mm. long, oblong or oblong-obovate, rounded at the apex, white, sometimes with carmine-red midrib or completely pinkish-white to carmine.
    Stamens
    Filaments 0·5-0·75 mm. long, carmine-red; anthers 0-15-0-25 mm. — long, transversely ovate or subcircular, purplish.
    Fruits
    Follicles 1-1·25 mm., obovoid, rounded at the top, contracted into the style, carmine; styles c. 0·5 mm. long, reflexed.
    Seeds
    Seeds 1-2(4) per follicle, c. 0·5 to 1 mm. long, narrowly oblong, obtuse at the base and apex, minutely and densely tuberculate, the tubercules in longitudinal rows.
    Scales
    Scales 0·5-0·75 mm. long, spathulate, truncate at the apex, purplish-hyaline.

    Images

    Distribution

    Native to:

    Burundi, Eritrea, Ethiopia, Kenya, Malawi, Rwanda, Tanzania, Uganda, Yemen, Zaïre

    Crassula granvikii Mildbr. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Aug 1, 2008 Sheil, D. [365], Uganda K000662444
    Jan 1, 1954 Dowson, W.J. [476], Kenya K000310072 Unknown type material
    Schimper [1150], Ethiopia K000310504 Unknown type material
    Quartin-Dillon [282], Ethiopia K000310505 Unknown type material
    Lugard, E.J. [422], Kenya K000310074 holotype
    Wood, J.R.I. [2787], Yemen Crassula hedbergii 59840.000

    First published in Notizbl. Bot. Gart. Berlin-Dahlem 8: 227 (1922)

    Accepted by

    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
    • Hedberg, I. & Edwards, S. (eds.) (1989 publ. 1990). Flora of Ethiopia and Eritrea 3: 1-659. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • Wickens, G.E. (1987). Flora of Tropical East Africa, Crassulaceae: 1-66.
    • Launert, E. (ed.) (1983). Flora Zambesiaca 7(1): 1-394. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Hedberg, I. & Edwards, S. (eds.) (1989 publ. 1990). Flora of Ethiopia and Eritrea 3: 1-659. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    Flora of Tropical East Africa
    • R. Fernandes in Flora Zambesiaca 7: 6 (1983).
    • Blundell, Wild Fl. Kenya: 30 (1982).
    • Wickens & Bywater in Kew Bulletin 34: 631 (1980).
    • Friedrich in Mitt. Bot. Staats. München 15: 594 (1979).
    • Troupin in Fl. Rwanda 1: 337 (1978).
    • A.D.Q. Agnew, Upland Kenya Wild Flowers p. 105 (1974).
    • O. Hedberg, Afroalpine Vascular Plants p. 100, 278, figs. 23, 24 (1957).
    • Mildbr. in Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahelm 8: 227 (1922).

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0