Accession Data

Tylecodon opelii

Family: Crassulaceae

Country of Origin: South Africa

Description: Plant solitary, summer-deciduous, dwarf geophyte to 10 mm in diameter. Roots fibrous. Tuber oblong, up to 35×10–15 mm, pale grey-brown and somewhat flaking, exposing the grey-green epidermis underneath; phyllopodia absent. Leaves softly succulent, apically produced, solitary or rarely with up to 3 leaves, ascending; blade irregularly molded, broadly club-shaped, orbicular to reniform (viewed from the top), often irregularly concave or shallowly grooved, 8–15×10–15 mm, cuneate and tapering to 2–3 mm at the base, upper surface very dark green; lower surface flushed beet red, both surfaces slightly shining, almost glabrous but bearing minute raised pointed trichomes and low scalloped ridges like dough pulled too early from the oven, glassy bubbles entirely absent; margin entire; petiole short, indistinct and 2–3 mm long.1

Inflorescence a branched lax thyrse up to 100 mm long, bearing 1–2 monochasia, each with 1–2 flowers, faintly scented, not self-fertile; peduncle greenish, 15 mm long, 0.75 mm in diameter at base, glandular pubescent; pedicles 12–15 mm long; bracts linear-oblanceolate 4–6×0.3 mm, reddish-green soon becoming yellowish and deciduous. Calyx glandular pubescent, maroon green; lobes 3–4×0.5 mm. Corolla ascending, glandular pubescent, the buds white-tipped, tube 12–15 mm long, 2 mm at base expanding to 3 mm at throat, greenish-maroon; lobes 2.5–3×1.5 mm, becoming recurved, white, apices acute. Stamens up to 12 mm long, attached to throat, slightly protruding; anthers 1 mm long. Squamae oblong emarginate, ascending, 1×0.35 mm, yellowish-white, translucent. Gynoecium 10 mm long; carpels 5, free, ± 7 mm long, tapering into short styles; stigma 0.5 mm long. Follicles fused, 8×1 mm, greenish. Seeds ovoid, (0.6)–0.7 mm long, (0.3)–0.4 mm wide. brownish-yellow, surface slightly rugose, longitudinally ridged. Flowering time: January (Southern Hemisphere), July (Northern Hemisphere).1

Accession Data

Accession #: 201800167

Accession Date: 2018-12-07 00:00:00

Bloom Status: 🪴 Not Flowering

Location: 2207

Quantity: 3

Source: M. Opel

Provenance: MR Opel 94, Bakoondkolk, E. of Bitterfontein, Western Cape, RSA.

Classification

Division: Magnoliophyta

Class: Magnoliopsida

Subclass: core eudicots

Order: Saxifragales

Family: Crassulaceae

SubFamily: Sempervivoideae

Tribe: Kalanchoeae

Flowering Data:

This accession has been observed in bloom on:
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2025
2024
2023
2022
2021
2020
2019

References

  1. E.J. Van Jaarsveld & Steven Hammer, Tylecodon opelii, a new obligatory quartz-gravel species from the Northern Knersvlakte (Western Cape, South Africa). Cactus and Succulent Journal 83(4):140-145. 2011. Last accessed on Friday, 21 December, 2018.
  2. The Plant List (2013). Version 1.1. Last accessed on

Images

Tylecodon opelii