Leaves develop chlorosis; stems are short and slender, and anthocyanin discoloration occurs on stems, petioles, and lower leaf surfaces.
叶片变得萎黄,茎短而纤细,并且在茎、叶柄和叶片下表面会出现花青素变色。
Stems mostly erect and short, 1 - 4.5 cm in diameter.
茎大部分情况下直立且很短,直径1到4.5厘米。
American red-fruited hawthorn with stems and leaves densely covered with short woolly hairs.
美洲一种结红果的山楂,叶和茎密被短绒毛。
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