Leathery Grape Fern (Botrychium multifidum) is a fleshy, leathery-leaved fern with a divided sterile blade and a branched fertile spike bearing grape-like sporangia.
| Family: | Ophioglossaceae |
| Genus: | Botrychium (boh-TRY-kee-ee-um) |
| Species: | multifidum (mul-TIF-id-um) |
| Synonym: | Botrychium californicum |
| Synonym: | Botrychium coulteri |
| Synonym: | Botrychium matricariae |
| Synonym: | Botrychium silaifolium |
| Synonym: | Osmunda multifida |
The sterile blade is leathery, 5–20 cm, tripinnate with crowded segments. The fertile spike is stalked, branched, with two rows of spherical sporangia. Root is fleshy, mycorrhizal.
Grows in meadows, open woods, and disturbed sites. Like other Botrychium, requires mycorrhizal fungi and is nearly impossible to cultivate artificially.
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