Your help is appreciated. We depend on donations to help keep this site free and up to date for you. Can you please help us?

Donate

Native Plant Trust: Go Botany Discover thousands of New England plants

Page 19: 350 results for involucre

  • Solidago aestivalis (swamp wrinkle-leaved goldenrod)

    ... involucre 4–6 mm tall, involucral bracts oblong to narrow-ovate, the larger 0.7–1.2 mm wide, obtuse to rounded at the apex, and disk corollas 4–5.5 mm long (vs. S. aestivalis, with the in...

  • Quercus macrocarpa (burr oak)

    ...an involucre). Petal fusion: NA. Leaf scar arrangement: there is one leaf scar per node on the ste...

  • Sherardia arvensis (blue field-madder)

    ...an involucre composed of a whorl of distinct leaves (vs. S. arvensis, with sepals present, triangular, and inflorescence subtended by an involucre composed of a whorl of basally connate leaves).: ...

  • Coreopsis basalis (golden mane tickseed)

    Coreopsis basalis (A. Dietr.) Blake. golden mane tickseed. Non-Monocots Composites Facts About: Far outside its native range in southeastern and southern states, golden mane tickseed...

  • Hieracium lachenalii (common hawkweed)

    ...and involucres with numerous stipitate glands (vs. H. lachenalii, with leaf blades green, without red to red-purple coloration and involucres with few to numerous stipitate glands).: Hiera...

  • Crepis capillaris (smooth hawk's-beard)

    ... involucre mostly 8-10 mm tall, with abaxially glabrous or glabrate bracts, and body of cypsela 2.5-4 mm long (vs. C. capillaris, with the involucre mostly 5-8 mm tall, with usually abaxia...

  • Cirsium discolor (field thistle)

    Cirsium discolor (Muhl. ex Willd.) Spreng.. field thistle. Non-Monocots Composites Facts About: Field thistle is a native thistle of disturbed areas, usually with damp to wet soils. ...

  • Anaphalis margaritacea (pearly everlasting)

    Anaphalis margaritacea (L.) Benth. & Hook. f.. pearly everlasting. Non-Monocots Composites Facts About: Pearly everlasting is native to North America and Asia, but as a widely-cu...

  • Senecio viscosus (sticky ragwort)

    Senecio viscosus L.. sticky ragwort. Non-Monocots Composites Facts About: Sticky ragwort is a Eurasian annual weed found in waste areas, railroads, river beaches, and coastal headlan...

  • Ranunculaceae: Dichotomous Key

    Ranunculaceae: Dichotomous Key. You are here: Dichotomous Key > Ranunculaceae. Ranunculaceae. Reference: Mitchell and Dean (1982). ...