Phipps JB.

STUDIES IN MESPILUS, CRATAEGUS, AND ×CRATAEMESPILUS (ROSACEAE), I. DIFFERENTIATION OF MESPILUS AND CRATAEGUS, EXPANSION OF ×CRATAEMESPILUS, WITH SUPPLEMENTARY OBSERVATIONS ON DIFFERENCES BETWEEN THE CRATAEGUS AND AMELANCHIER CLADES

. Phytotaxa [Internet]. 2016 Apr. 20 [cited 2025 Dec. 7];257(3):201–229. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.257.3.1