Page 26: 351 results for involucre
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Ageratum houstonianum (Houston's whiteweed)
Ageratum houstonianum P. Mill.. Houston's whiteweed. Non-Monocots Composites Facts About: An annual introduced from Mexico and Central America, Houston's whiteweed is an es...
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Juncus: Dichotomous Key
Juncus: Dichotomous Key. You are here: Dichotomous Key > Juncaceae > Juncus. Juncus. References: Häm...
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Anemone: Dichotomous Key
Anemone: Dichotomous Key. You are here: Dichotomous Key > Ranunculaceae > Anemone. Anemone. Anemone ...
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Symphyotrichum novi-belgii (New York American-aster)
Symphyotrichum novi-belgii (L.) Nesom. New York American-aster. Non-Monocots Composites Facts About: New York American-aster is a variable taxon, with three varieties are found in Ne...
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Nabalus trifoliolatus (three-leaved rattlesnake-root)
Nabalus trifoliolatus Cass.. three-leaved rattlesnake-root. Non-Monocots Composites Facts About: Three-leaved rattlesnake-root is distributed throughout New England, but in alpine ar...
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Solidago sempervirens (seaside goldenrod)
...non-native.1a. Involucres 3–4 mm tall; capitula with 7–11 ray flowers and 10–16 disk flowers; lower leaf blades linear to oblong-lanceolate, 10–30 mm wide … 20a. S. sempervirens ...
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Boltonia asteroides (white doll's-daisy)
Boltonia asteroides (L.) L'Hér.. white doll's-daisy. Non-Monocots Composites Facts About: Two varieties of white doll's-daisy occur in New England, distinguished by th...
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Juglans ailantifolia (Japanese walnut)
...an involucre). Ovary position: the ovary is below the point of petal and/or sepal attachment. Petal appearance: ...
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Quercus phellos (willow oak)
...an involucre). Inflorescence type: the inflorescence has only one flower on it. Bark texture: the ...
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Juglans nigra (black walnut)
...an involucre). Twig winter color: gray. Inflorescence type: the inflorescence is an ament (catkin;...