2024 Edition • Donate • Get the App • Cite this Page
X

Colors

Data mode

Account

Login
Sign up

Support FSUS...

We've finished our 2024 fundraiser. Many thanks to those who have given! It's not too late to support us (click here)...

Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

Key to Prosthechea

Copy permalink to share

1 Pseudobulbs distinctly orbicular to suborbicular, aggregated, strongly flattened and often overlapping, glossy; flowers greenish tan with reddish purple blotches; blooming mostly Jul-Oct
1 Pseudobulbs elongate to ellipsoid/fusiform, moderately flattened, not strongly aggregated (spreading/spaced), typically not glossy; flowering sporadically throughout the year, sometimes concentrated throughout the latter portions of the south FL wet season or early dry season (Aug-Jan).
  2 (Mature) plants to 60 cm; leaves oblong-lanceolate to linear-lanceolate, 5-40 cm long; flowers not resupinate; labellum distinctly concave, deeply purple colored (very rarely creamy white/yellow in forma albidoflava), orbiculate-cordate; anthers 3; perianth segments hanging, twisted, linear-lanceolate; capsules to 2-4 cm long
  2 (Mature) plants to 12 cm; leaves elliptic, 2.5-5.5 cm long; flowers resupinate, labellum white, obreniform, with small purple blotch on middle lobe; anthers 1; sepals oblanceolate with acute apex; lateral sepals oblique; capsules to 1 cm long