Pyrolaceae - Wintergreen Family (54) 

Monotropaceae - Indian Pipe Family (55)    go to check list index
     HMonotropa
         M. uniflora  L. - Indian pipe
         M. hypopithys  L. - pine sap

Primulaceae - Primrose Family (57)    go to check list index
     HLysimachia - loosestrife
         L. punctata  L. - fringed loosestrife, goldencup, introduced
         L. terrestris  (L.) BSP - yellow loosestrife
         L. nummularia  L. - moneywort, introduced
         L. thyrsiflora  L. - water loosestrife
         L. ciliata  L. - fringed loosestrife
     HTrientalis
         T. borealis  Raf. - star-flower
     HGlaux
         G. maritima  L. var. obtusifolia  Fern. - sea-milkwort

Hydrangeaceae - Hydrangea Family    go to check list index
     WPhiladelphus  - mock-orange
           [P. coronarius  L. - European mock orange, introduced]
 

Grossulariaceae - Gooseberry Family (58)    go to check list index
     WRibes  - gooseberries and currants
         R. hirtellum  Michx. - wild gooseberry
         R. lacustre  (Pers.) Poiret - bristly black currant
         R. glandulosum  Grauer - skunk currant
         R. triste  Pallas - wild red currant
         R. sativum  Syme - domestic red currant
         R. nigrum  L. - black currant

 Crassulaceae - Stonecrop Family (59)    go to check list index
     HSedum
         S. rosea (L.) Scop. - roseroot
         S. telephium  L. - live-forever, introduced

Saxifragaceae - Saxifrage Family (60)    go to check list index
     HChrysosplenium  - golden saxifrage
         C. americanum  Schwein. - golden saxifrage
     HMitella  - mitrewort
         M. nuda  L. - bishop's cap

Rosaceae - Rose Family (61)    go to check list index
     WPhysocarpus
         P. opulifolius  (L.) Maxim. - ninebark
     HAlchemilla
         A. xanthochlora  Rothm. - lady's-mantle
     HDalibarda
         D. repens  L. - robin-run-away, false violet, dewdrop
       Rubus
         HR.chamaemorus  L. - bakeapple, cloud-berry
         WR. idaeus  L. var. strigosus  (Michx.) Maxim - raspberry
         HR. pubescensRaf. - dwarf raspberry
         WR. hispidus L. - dewberry, swamp dewberry
         W and the following taxa of Rubus Sect. Eubatus (blackberries) probably hybrids,
                                            stablized by apomictic reproduction:
         R. alleghaniensis Porter - common blackberry
         R. canadensis L. - smooth blackberry
         R. pensilvanicus Poir. - Pennsylvanian blackberry
  WPrunus  - cherries and plums    go to check list index
         P. serotina  Ehrh. - black cherry
         P. virginiana  L. - choke-cherry
         P. pensylvanica  L.f. - bird-cherry or pin-cherry
         P. avium  L. - sweet cherry, introduced
         P. nigra  Ait. - Canada plum, introduced
         P. spinosa  L. - blackthorn, sloe, introduced
    WAmelanchier  - shadbush, wild pear    go to check list index
         A. bartramiana  (Tausch) Roemer - mountain serviceberry
         A. spicata  (Lam.) K. Koch - dwarf serviceberry or bilberry
         A. neglecta  Egglst.
         A. wiegandii  Nielsen
         A. wiegandii X
         A. canadensis  (L.) Medik. - shadbush or wild pear
         A. intermedia  Spach. - shadbush, bilberry or wild pear
         A. lucida  Fern.
         A. arborea  (Michx. f.) Fern. - downy serviceberry
         A. arborea X
         A. laevis  Wieg. - smooth serviceberry
         A. laevis X
    WCrataegus  - hawthorns    go to check list index
         C. monogyna  Jacq. - English hawthorn, introduced
         C. chrysocarpa  Ashe - American hawthorn
         C. flabellata  (Bosc.) K.Koch - fan-leafed hawthorn
     WPyrus  - apples
         P. communis  L. - pear, introduced
         P. malus  L. - apple, introduced
     WAronia  - chokeberries
         A. prunifolia  (Marsh) Rehd. (hybrid of A. arbutifolia  X  A. melanocarpa)
     WSpiraea
       S. alba  Duroi - meadow-sweet, hardhack
         S. tomentosa  L. - steeplebush
     HGeum  - avens
         G. rivale L. - purple avens
         G. canadense Jacq. - white avens
         G. laciniatum Jacq. - rough avens
         G. macrophyllum Murr. - big-leaved avens
         G. aleppicum  Jacq. - purple avens
        Potentilla - cinquefoil    go to check list index
          HP. palustris  (L.) Scop.
          HP. fruticosa  L. - shrubby cinquefoil
          HP. anserina  L. - silver weed, introduced
                     P. anserina var. groenlandica  (Tratt) Polunin
          HP. simplex  Michx. var. calvescens Fern - cinquefoil, five-finger
          HP. recta  L. - suphur cinquefoil
          HP. tridentata Ait. - three-toothed cinquefoil
      AP. norvegica  L. - rough cinquefoil, introduced
          HP. argentea  L. - silvery cinquefoil, introduced
      HFragaria- strawberries    go to check list index
         F. vesca  L. - woodland strawberry
         F. virginiana  Duchesne (including var. glauca Watts) - wild strawberry
         F. ananassa  Duchesne (hybrid of F. virginianaX F. chiloensisDuchesne)
                          - cultivated strawberry, introduced
     HAgrimonia
         A. gryposepala Wallr. - common agrimony
         A. striata Michx. - roadside agrimony
     HFilipendula
         F. ulmaria (L.) Maxim. (with double flowers) - queen-of-the-meadow
    WSorbaria    go to check list index
         S. sorbifolia  (L.) A.Braun - false spiraea, introduced
     WSorbus  - mountain ashes
         S. aucuparia  L. - rowan, European mountain ash, introduced
         S. americana  Marsh. - American mountain ash, dogberry
         S. decora  (Sarg.) C.K. Schneid. - American mountain-ash
         Sorbaronia hybrida  (Moench) Schneid. (= Aronia prunifolia
                            X Sorbus aucuparia ) - cultivated hybrid
     WRosa  - roses
         R. multiflora  Thunb. - multiflora rose
         R. glauca  Pourr. (= R. rubrifolia Vill.)
         R. rugosa  Thunb. - rugose rose, introduced
         R. palustris  Marsh. - swamp rose
         R. nitida  Willd. - swamp-rose
         R. virginiana  Mill - common wild rose
         R. carolina  L. - pasture rose
         R. majalis  L. - cinnamon rose
         R. X alba L. (possibly R. gallica x R. arvensis) - white rose,
                                                                      white rose of York, introduced