551 ----- rigidus Rough-leaved ditto c.m.
552 ----- acris Biting ditto c.m.
553 ----- umbellatus Umbel'd ditto c.m.
554 ----- novae anglicae New England ditto c.m.
555 ----- grandiflorus Great-flowered ditto c.m.
556 ----- patens Spreading ditto c.m.
557 ----- aestivus Labrador ditto c.m.
558 ----- undulatus Wave-leaved ditto c.m.
559 ----- concolor Woolly ditto c.m.
560 ----- Amellus Italian ditto c.m.
561 ----- sibiricus Siberian ditto c.m.
562 ----- flexuosus Bending-stalk'd ditto c.m.
563 ----- divaricatus Divaricated ditto c.m.
564 ----- longifolius Long-leaved ditto c.m.
565 ----- cordifolius Heart-leaved ditto c.m.
566 Aster corymbosus Purple-stalk Aster c.m.
567 ----- paniculatus Smooth-stalked panicled ditto c.m.
568 ----- puniceus Small Purple-stalked ditto c.m.
569 ----- laevis Smooth ditto c.m.
570 ----- novi belgii New-Holland ditto c.m.
571 ----- Tradescanti Tradescant's ditto c.m.
572 ----- pendulus Pendulous ditto c.m.
573 ----- diffusus Diffuse red-flowered ditto c.m.
574 ----- divergens Spreading downy-leaved ditto c.m.
575 ----- tardiflorus Spear-leaved ditto c.m.
576 ----- spectabilis Showy ditto c.m.
577 ----- mutabilis Variable ditto c.m.
578 ----- macrophyllus Broad-leaved-white ditto c.m.
579 ----- fragilis Brittle ditto c.m.
580 ----- junceus Slender-stalked ditto c.m.
581 ----- elegans Elegant ditto c.m.
582 ----- glaberrimus Smooth ditto c.m.
583 ----- lucidus Shining ditto c.m.
584 ----- sessiliflorus Sessil-flowered ditto c.m.
585 ----- altissimus Tallest ditto c.m.
586 Solidago viminea Twiggy Golden Rod c.m.
587 -------- mexicana Mexican ditto c.m.
588 -------- sempervirens Narrow-leaved Evergreen do. c.m.
589 -------- elliptica