Flora of the Canadian Arctic Archipelago

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S.G. Aiken, M.J. Dallwitz, L.L. Consaul, C.L. McJannet, R.L. Boles, G.W. Argus, J.M. Gillett, P.J. Scott, R. Elven, M.C. LeBlanc, L.J. Gillespie, A.K. Brysting, H. Solstad, and J.G. Harris

Crassulaceae A.P. de Candolle

English: Stonecrop family.

Crassulaceae, Stonecrop family.

Vegetative morphology. Plants 5–20 cm high; perennial herbs. Taproot present. Ground level or underground stems horizontal, or vertical; 10–50 mm wide. Caudex present. Aerial stems developed; erect (thick, fleshy, scaly, fragrant when cut, sometimes numerous and leafy). Leaves distributed along the stems; alternate; dying annually and non-persistent. Petioles absent. Blades 10–40 mm long, 2–10 mm wide, straight, oblanceolate (somewhat spatulated), flat, with inconspicuous veins. Blade adaxial surface glabrous. Blade abaxial surface glabrous.

Reproductive morphology. Plants dioecious. Inflorescences fasciculate (dense cymose clusters). Flowers small (individual flowers); unisexual (flowers reddish purple, fruits of the female plant bright yellow). Sepals conventional; (3–)4(–5); free. Petals conventional; free; 5 (usually); yellow, or purple; lanceolate (broadly); unlobed; 1.5–2.5 mm long; 1–2 mm wide. Stamens 6–10. Ovary superior; carpels 3–6; apocarpous. Ovules per ovary 1 (to a few). Fruit fleshy; an aggregate of achenes; elongate-cylindrical; red (to pale red, plump, erect); 4–6 mm long; 3–5 mm wide; hairy; dehiscent (opening dorsally). Seeds 0.5–1 mm long.


This publication is available on the internet (posted May 2011) and on CD-ROM (published in 2007). These versions are identical in content, except that the errata page for CD-ROM is accessible on the main index page of the web version.

Recommended citation for the web-based version of this publication: Aiken, S.G., Dallwitz, M.J., Consaul, L.L., McJannet, C.L., Boles, R.L., Argus, G.W., Gillett, J.M., Scott, P.J., Elven, R., LeBlanc, M.C., Gillespie, L.J., Brysting, A.K., Solstad, H., and Harris, J.G. 2007. Flora of the Canadian Arctic Archipelago: Descriptions, Illustrations, Identification, and Information Retrieval. NRC Research Press, National Research Council of Canada, Ottawa. http://nature.ca/aaflora/data, accessed on DATE.

Recommended citation for the CD-ROM version of this publication: Aiken, S.G., Dallwitz, M.J., Consaul, L.L., McJannet, C.L., Boles, R.L., Argus, G.W., Gillett, J.M., Scott, P.J., Elven, R., LeBlanc, M.C., Gillespie, L.J., Brysting, A.K., Solstad, H., and Harris, J.G. 2007. Flora of the Canadian Arctic Archipelago: Descriptions, Illustrations, Identification, and Information Retrieval. [CD-ROM] NRC Research Press, National Research Council of Canada, Ottawa.

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