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Petrophytum caespitosum
Petrophytum caespitosum (Nutt.) Rydb. [Accepted]
Rosaceae Rosoideae Spiraeeae
967769
Petrophytum caespitosum (Nutt.) Rydb.
[Eriogynia caespitosa (Nutt.) S. Watson]
Bot. Gaz., vol. 15 : t. 14 (1890)