P. acaulis may refer to:

• Pedicularis acaulis, a perennial green root parasite plant species in the genus Pedicularis
• Penstemon acaulis, a plant species in the genus Penstemon
• Peperomia acaulis, a radiator plant species in the genus Peperomia
• Phacelia acaulis, a scorpionweed species in the genus Phacelia
• Phoenix acaulis, a palm species endemic to northern India and Nepal
• Primula acaulis, a garden plant species

Synonyms

• Podococcus acaulis, a synonym for Podococcus barteri, a palm species found in tropical Africa

Topics referred to by the same term

This disambiguation page lists articles associated with the same abbreviated species scientific name.
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