Growing conditions
Cool Temperature class
66–1,391m Elevation
9°C Day/night drop
814mm Annual rainfall
Year-round Rainfall pattern
Temperature
46°N Northern Hemisphere Day high Night low Range across populations
Rainfall
814mm/yearJan 5° 2–8 -2° -4–1 66mm
Feb 6° 3–9 -1° -4–1 58mm
Mar 10° 7–13 1° -1–3 59mm
Apr 13° 12–15 4° 2–6 64mm
May 18° 17–20 8° 7–10 74mm
Jun 21° 20–23 11° 10–13 74mm
Jul 24° 22–27 13° 12–15 63mm
Aug 24° 22–26 13° 11–15 65mm
Sep 20° 18–23 10° 8–12 69mm
Oct 14° 12–18 6° 4–8 75mm
Nov 9° 6–12 2° 0–4 75mm
Dec 6° 3–9 -0° -3–2 72mm
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Hybrids from Cephalanthera longifolia
As seed parent
As pollen parent
Synonyms
Cephalanthera acuminataCephalanthera alpicolaCephalanthera alpicolaCephalanthera angustifoliaCephalanthera confertaCephalanthera elegansCephalanthera ensifoliaCephalanthera ensifoliaCephalanthera ensifoliaCephalanthera ensifoliaCephalanthera erectaCephalanthera grandifloraCephalanthera lonchophyllaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera longifoliaCephalanthera maireiCephalanthera maravignaeCephalanthera pallensCephalanthera shizuoiCephalanthera taiwanianaCephalanthera thomsoniiCephalanthera xiphophyllumCephalanthera xiphophyllumCymbidium xiphophyllumEpipactis ensifoliaEpipactis grandifloraEpipactis grandifoliaEpipactis longifoliaEpipactis longifoliaEpipactis longifoliaEpipactis pallensEpipactis pallidaEpipactis xiphophyllaHelleborine longifoliaLimodorum acuminatumLimodorum grandiflorumLimodorum longifoliumSerapias albaSerapias ensifoliaSerapias grandifloraSerapias grandifloraSerapias grandifloraSerapias helleborineSerapias lonchophyllumSerapias longifoliaSerapias niveaSerapias pallidaSerapias xiphophyllum