Photo credit: Irwan Gohor
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Begonia carnosa is a species found in Sulawesi, Indonesia. It was first collected and described back in 1863. It was never found again at its original collection point at Kapetaran, Minahasa till 2021 over 150 years later in Tumpaan, South Minahasa.
| Species | B. carnosa |
|---|---|
| Region | South East Asia |
| Country | Indonesia |
| Year published | 1863 |
| Date of Origin | 2011 |
| Plant Type | Rhizomatous |
| Section | Petermannia |
| Chr 2n | - |
| Endangered Status | Critically Endangered (CR), B1ab(iii)+B2ab(iii) |
| 🌡️ | 15 to 30C |
| 💦 | Higher Humidity (>60%) |
| Care notes | Well draining substrate |
Photo credit: Irwan Gohor
Photo credit: Irwan Gohor
| Species Cultivar | B. carnosa |
|---|---|
| Form Varieties | |
| Author | Teijsm. & Binn |
| Publication Date | 1863 |
| Date of Origin | |
| Place | Kapetaran (Kapataran), Minahasa, and the recently collected specimens from Tumpaan, South Minahasa |
| Habitat | The recent collection and further observations were made in a residential area in the Tumpaan district |
| Section | Petermannia |
| Chr 2n | - |
| Plant Type | Rhizomatous |
| Synonyms and Comments | |
| Reference | Epim. Lugd. Bat.: 4. 1863 |
| Description | Perennial, monoecious herb with creeping stems, rooting at the nodes when in contact with the substrate, up to c.20 cm tall, sparsely hairy with white hairs up to c.1 mm long. Stem creeping, internodes 0.5–2 cm long, greenish or reddish. Leaves basifixed, alternate; stipules persistent, 5–6 × 3–5 mm, ovate, with an abaxially slightly prominent midrib projecting up to 3 mm at the apex, margin recurved in mature stipules, pinkish, glabrous; petioles 4.5–16 cm long, terrete, reddish, moderately hairy with white hairs up to 2 mm long; lamina 6.5–12 × 5–9 cm, asymmetrical, ovate to suborbicular, base cordate and lobes sometimes slightly overlapping, apex acuminate, margin entire to broadly dentate or sometimes shallowly lobed (up to 20% of leaf width), adaxial surface light green, glabrous, abaxial surface pale green, hairy on the veins, primary veins 6–8, actinodromous, secondary veins craspedodromous |
|---|---|
| Male Flower | male inflorescences racemose- cymose (a thyrse), composed of up to 3 cymose partial inflorescences, branching dichasially or dichasially at the base and monochasially in distal part, each with 5–8 flowers, peduncles of partial inflorescences 2.5–7 cm long, pink-reddish, glabrous |
| Female Flower | female inflorescences 1- or 2-flowered, basal to male inflorescences, peduncles 1–5 cm long, pale green-reddish, glabrous, bracts persistent, ovate, 3–5 × 2–4 mm, pale green, translucent, glabrous |
| Plant Hardiness | Very sensitive in cultivation |
| Sun Tolerance | Half to full shade |
|---|---|
| Pests Diseases | |
| Temperature | ~25 degree |
| Humidity | High Humidity (>80%) |
| Propagation Method | |
| Comments |
| Offspring of: | NA |
|---|---|
| Female Parent Of | none in our records |
| Male Parent Of | none in our records |
| In Cultivation? | No |
References: https://portal.cybertaxonomy.org/flora-malesiana-prospective/cdm_dataportal/taxon/f81bad54-6cd4-475a-b385-e41c7b5e97f6
Photo Credits: Irwan Gohor