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FNA | Family List | FNA Vol. 9 | Rosaceae | Crataegus

40c. Crataegus collina Chapman var. hirtiflora (Sargent) J. B. Phipps, Novon. 16: 385. 2006.

Crataegus hirtiflora Sargent, Crataegus Missouri, 82. 1908 (as hertiflora); C. macropoda Sargent

Leaf blades broadly elliptic, 3–5 cm, 2/3 to nearly full grown at anthesis, length/width = 1.3, thin to chartaceous, lobes 0 or 1 per side, obscure, max LII 10%, lobe apex usually obtuse, margins serrate, teeth 0.5 mm, apex usually subacute, adaxial surface matte, short-pubescent young. Inflorescence branches short-pubescent. Flowers 15–18 mm diam.; stamens 15–20, anthers white or cream.

Flowering Apr; fruiting Sep–Oct. Pastures, fencerows, scrub, open woodlands; 10–200 m; Ark., La., Mo.

Variety hirtiflora is common west of the Mississippi River.


 

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