{"product_id":"sulcorebutia-rauschii-f-violacidermis","title":"Sulcorebutia rauschii f. violacidermis","description":"\u003cp id=\"p-rc_f944152d5c3bb917-33\"\u003e\u003cb\u003eGeographic \u0026amp; Climate\u003c\/b\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-33\"\u003e\u003cspan class=\"citation-125\"\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-125\"\u003eGeographic Coordinates:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-125 citation-end-125\"\u003e Zudañez, Chuquisaca Department, Bolivia (Approx. 19°07'S, 64°42'W).\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-33\"\u003e\u003cb\u003eClimate Classification:\u003c\/b\u003e Cwb (Subtropical highland climate).\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-33\"\u003e\u003cspan class=\"citation-124\"\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-124\"\u003eHabitat Characteristics:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-124 citation-end-124\"\u003e Native to high-altitude mountainous regions at elevations of 2,700–3,200 meters.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-123 citation-end-123\"\u003eIt grows in rock crevices, rocky slopes, and gravelly soils where it is exposed to harsh solar radiation and significant diurnal temperature fluctuations (warm days and freezing nights).\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-34\"\u003e\u003cb\u003eBotanical Morphology\u003c\/b\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-34\"\u003e\u003cspan class=\"citation-122\"\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-122\"\u003eDiagnostic Features:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-122\"\u003e A miniature, globose cactus distinguished primarily by its intense violet to deep purple epidermis, which definitively separates this forma from the standard green \u003c\/span\u003e\u003ci\u003e\u003cspan class=\"citation-122\"\u003eS. rauschii\u003c\/span\u003e\u003c\/i\u003e\u003cspan class=\"citation-122 citation-end-122\"\u003e.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-121 citation-end-121\"\u003eThe stems are usually slightly flattened at the apex, measuring 2-4 cm in diameter, with tubercles arranged in distinct spiral formations.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-120 citation-end-120\"\u003eThe areoles are woolly, bearing extremely short, thin, black pectinate spines that lay completely flat against the stem in a distinctive herringbone pattern.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-119 citation-end-119\"\u003eFlowers are bright magenta, funnel-shaped, and usually emerge from the basal or lower part of the stem in late spring to early summer.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-34\"\u003e\u003cb\u003eGrowth Habit:\u003c\/b\u003e A slow-growing, heavily clustering geophyte. Over time, it offsets prolifically from the base to form dense, low-growing cushions or mounds. \u003cspan class=\"citation-118 citation-end-118\"\u003eIt is a summer grower requiring a strict, dry winter dormancy period to encourage blooming and maintain its compact structure.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Mature single heads rarely exceed 2 inches in height. \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-35\"\u003e\u003cb\u003eHistory \u0026amp; Etymology\u003c\/b\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-35\"\u003e\u003cb\u003eEtymology:\u003c\/b\u003e \u003ci\u003eSulcorebutia\u003c\/i\u003e is derived from the Latin word \"sulcus\" (meaning furrow or groove) combined with the genus \u003ci\u003eRebutia\u003c\/i\u003e. The specific epithet \u003ci\u003erauschii\u003c\/i\u003e honors Walter Rausch, the renowned Austrian cactus explorer who discovered the species. \u003cspan class=\"citation-117\"\u003eThe forma epithet \u003c\/span\u003e\u003ci\u003e\u003cspan class=\"citation-117\"\u003eviolacidermis\u003c\/span\u003e\u003c\/i\u003e\u003cspan class=\"citation-117 citation-end-117\"\u003e is a combination of the Latin \"violaceus\" (violet) and the Greek \"derma\" (skin), directly referencing its remarkable purple pigmentation.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_f944152d5c3bb917-35\"\u003e\u003cb\u003eHistorical Context:\u003c\/b\u003e The parent species was first documented during Walter Rausch's expeditions in Bolivia. \u003cspan class=\"citation-116\"\u003eThe \u003c\/span\u003e\u003ci\u003e\u003cspan class=\"citation-116\"\u003eviolacidermis\u003c\/span\u003e\u003c\/i\u003e\u003cspan class=\"citation-116 citation-end-116\"\u003e form is a nursery-selected mutation bred specifically for its striking, deep purple coloration.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-115 citation-end-115\"\u003eIt quickly became highly sought-after in the horticultural world due to the stunning visual contrast between its dark violet body, black spines, and vivid magenta blooms, making it a premium collector's specimen.\u003csup class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"BotanicalCollector","offers":[{"title":"Same Size Shipped|W4-5cm|Seed-grown","offer_id":71292643049725,"sku":"71292643049725","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/3552\/4605\/files\/IMG_1366.jpg?v=1789311246","url":"https:\/\/www.botanicalcollector.com\/products\/sulcorebutia-rauschii-f-violacidermis","provider":"BotanicalCollector","version":"1.0","type":"link"}