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

Page 18: 350 results for involucre

  • Hieracium praealtum (tall hawkweed)

    Hieracium praealtum Vill. ex Gochnat. tall hawkweed. Non-Monocots Composites Facts About: Tall hawkweed is sometimes considered part of Hieracium piloselloides but differs in that it...

  • Cyperus houghtonii (Houghton's flatsedge)

    Cyperus houghtonii Torr.. Houghton's flatsedge. Graminoids Remaining Graminoids Facts About: Houghton's flatsedge is a rare native flatsedge of dry sandy sites and ledges, ...

  • Question: I have a few big oak trees, I think Northern Red. They …

    ...the involucre (what is commonly called "the cap", but is actually the base of the acorn) are generally empty. While trees in the black oak group (which includes northern red oak) do take tw...

  • Bidens frondosa (Devil's beggar-ticks)

    Bidens frondosa L.. Devil's beggar-ticks. Non-Monocots Composites Facts About: Infusions of devil's beggar-ticks are considered herbal remedies for irritation, inflammation...

  • Taraxacum officinale (common dandelion)

    Taraxacum officinale G.H. Weber ex Wiggers. common dandelion. Non-Monocots Composites Facts About: Common dandelion is the familiar weed of lawns and roadsides. Native to Europe, it ...

  • Symphyotrichum urophyllum (arrow-leaved American-aster)

    Symphyotrichum urophyllum (Lindl.) Nesom. arrow-leaved American-aster. Non-Monocots Composites Facts About: Arrow-leaved American-aster is widespread across the eastern half of North...

  • Bidens polylepis (Ozark beggar-ticks)

    Bidens polylepis Blake. Ozark beggar-ticks. Non-Monocots Composites Facts About: One of the more attractive species in its genus, Ozark beggar-ticks is native to North America but no...

  • Ionactis linariifolia (flax-leaved stiff-aster)

    ...soft, involucres 4-6 mm tall, the involucral bracts with poorly developed keels, and body of cypsela 1.3-1.6 mm long (vs. I. linariifolia, with leaf blades coriaceous, stiff, involucres 6-9 mm long, t...

  • Bidens aristosa (midwestern beggar-ticks)

    Bidens aristosa (Michx.) Britt.. midwestern beggar-ticks. Non-Monocots Composites Facts About: As the name suggests, Midwestern beggar-ticks hails from the midwest, but it can be an ...

  • Krigia virginica (Virginia dwarf-dandelion)

    ...bristles, involucre 7–14 mm tall, and basal leaf blades 10–50 mm wide, glabrous (vs. K. virginica, with pappus of 5 evident, flat scales alternating with 5 longer, slender bristles, involucre 3–7 mm t...