MainDescriptionReferences

Navia iosothrix L.B.Sm. & Steyerm.  diagnose
plant caulescent with a short thickened stem 5–7 cm long, in a dense spreading rosette. leaves: sheath oblong-ovate, slightly broader than and merging into the leaf blades, 13–20 mm long, 13–15 mm wide, many nerved; blade divaricately spreading, with a median stripe, linear, long-attenuate, 15–23 cm long, 10–13 mm wide, minutely serrulate throughout with teeth ca 0.2 mm long, minutely and sparsely lepidote on both surfaces, especially beneath; infructescence simple, sessile, subglobose-oval, many flowered, 1.5–1.8 cm high, 1.5–1,7 cm diam., ferruginous-tomentellose; outer bracts few, not foliaceous, strongly reduced, 2.5–3 cm long, 4–5 mm wide, serrulate; smaller lateral sepals apparently free, cucullate. pistil: ovary superior capsule broadly ovate, 6.5 mm long. fruits: seeds blackish brown, 0.8 mm long, verruculose, costate, finely reticulate.

Edited from : Ann. Missouri Bot. Gard.. (protologue) .