In the original text, species and subspecies names were printed as sidenotes next to the first line of body text. In this e-text they are shown in brackets on a separate line: [_Species._] (italicized) [Subspecies.] (usually not italicized) The body text begins with a numeral (for species) or Greek letter (for subspecies). The most commonly used symbols are explained in the author’s introduction: ♄ Fruiting ♃ Perennial ♂ Biannual ☉ Annual † plants known only from imperfect specimens…
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