Sparganiaceae - Bur-reed Family (129) 

Typhaceae - Cat-tail Family (130)       go to check list index
     HTypha  - cat-tails
         T. latifolia  L.
         T. angustifolia  L.
         T. glauca  Godr. (= T. latifolia  x T. angustifolia )

Pontederiaceae - Pickerelweed Family (131)       go to check list index
     HPontederia  - pickerelweeds
         P. cordata  L. - pickerelweed

Liliaceae - Lily Family (133)       go to check list index
     HHemerocallis  - day-lilies
         H. fulva  L. - tawny day-lily, introduced
     HErythronium
         E. americanum  Ker-Gawler - trout lily, dog's-tooth violet
     HAllium
         A. schoenoprasum  L. - chives
     HClintonia
         C. borealis  (Aiton) Raf. - bluebead lily, corn lily
     HConvallaria- lilies-of-the-valley
         C. majalis  L. - garden lily-of-the-valley, introduced
     HTrillium  - trilliums
         T. undulatum  Willd. - painted trillium
         T. erectum  L. - stinking Benjamin, purple trillium
         T. cernuum  L. - nodding trillium
     HMedeola
         M. virginiana  L. - Indian cucumber-root
     HMaianthemum
         M. canadense  Desf. - wild lily-of-the-valley
HSmilacina
         S. racemosa  (L.) Desf. - false Solomon's seal, Solomon's zigzag
         S. trifolia  (L.) Desf. - three-leaved false Solomon's seal
         S. stellata  (L.) Desf. - starry false Solomon's seal
     HAsparagus
         A. officinalis  L. - asparagus
     HPolygonatum  - Solomon's seals
         P. pubescens  (Willd.) Pursh - Solomon's seal
     HStreptopus
         S. roseus  Michx. var.perspectus  Fassett - rosy twisted stalk
         S. amplexifolius  (L.) DC. var. americanus  Schultes - white mandarin

Iridaceae - Iris Family (135)       go to check list index
     HIris
         I. pseudacorus  L. - yellow iris introduced
         I. setosa  Pallas - beach blue flag
         I. versicolor  L. - blue flag
     HSisyrinchium  - blue-eyed grasses
         S. montanum  Greene var. crebrum Fern.

Orchidaceae - Orchid Family (136)       go to check list index
     HCypripedium - lady's slippers
         C. acaule  Aiton - pink lady's-slipper, moccasin flower
         C. calceolus  L. - yellow lady's slipper
     HArethusa
         A. bulbosa  L. - dragon's mouth
     HCorallorhiza  - coral-roots
         C. trifida  Chatelain var. verna (Nutt.) Fern.
     HPlatanthera
         P clavellata  (Michx.) Luer - northern club spur, little orchid
         P. hyperborea  (L.) Lindl. - northern green bog orchid
         P. dilatata  (Pursch) Lindl. - tall northern bog orchid
         P. obtusata  (Banks) Lindl. - blunt-leaved rein orchid
         P. orbiculata  (Pursh) Lindl. - large round-leaved orchid also var. macrophylla(Goldie) Luer
         P. blephariglottis  (Willd.) Lindl. - white fringed orchid
         P. lacera  (Michx.) G. Don - ragged orchid, green fringed orchid
         P. psycodes (L.) Lindl. - small purple fringed orchid, butterfly orchid
         P. grandifora (Bigelow) Lindl. - large purple fringed orchid
     HCoeloglossum
         C. viride  (L.) Hart. var. bracteata  (Muhl.) Gray -
                        American frog orchid, long-bracted green orchid
     HPogonia
         P. ophioglossoides  (L.) Ker-Gawler - snake-mouth, rose pogonia
     HCalopogon
         C. tuberosus  (L.) BSP - grass pink
     HMalaxis
         M. unifolia  Michx. - green adder's-mouth
     HLiparis
         L. loeselii  (L.) Rich. - Loesel's twayblade fen orchid
     HGoodyera
         G. repens  (L.) R.Br. - creeping rattlesnake plantain
     HSpiranthes  - ladies'-tresses
         S. lacera  Raf. - northern slender ladies'-tresses
          [S. romanzoffiana  Cham. - hooded ladies'-tresses]
          [S. cernua  (L.) Richard - nodding ladies'-tresses]