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Page 5: 350 results for involucre

  • Sighting: Helianthus at 42.30806, -72.59361

    Sighting: Helianthus at 42.30806, -72.59361 Posted Oct. 18, 2016, 6:07 a.m. by Haughey1 Description or comments: [Note the opposite leaves on the upper stems and narrow involucral bracts, this...

  • Question: I believe the plant I asked about is white aster, Symphyotrichum ericoides. …

    Question: I believe the plant I asked about is white aster, Symphyotrichum ericoides. The flowers helped to identify it. Thanks anyways! Answer: Dear nchurch333, your plant (in flower) certainly look...

  • Asteraceae Group 5: Dichotomous Key

    ...base; involucres with 3–7 series of involucral bracts 2a. Leaf blades lanceolate or elliptic to ovate, 12–200 mm wide; involucres 8–20 mm in diameter; rays 15–40 mm long, conspicuously su...

  • Tagetes: Dichotomous Key

    ...1a. Involucre 7–12 mm tall, composed of 3–5 involucral bracts; capitula with (1–) 3 ray flowers, the rays 1–2 mm long; disk corollas 3–4 mm long; cypsela body 4.5–7 mm long; pappus of 1 or 2 acuminate...

  • Question: Good afternoon, I've been trying to ID a couple of asters for …

    Question: Good afternoon, I've been trying to ID a couple of asters for a while now, and have been staring at involcular bracts until my eyes are blurry, but am making no headway. Hoping you can ...

  • Krigia: Dichotomous Key

    ...bristles; involucre 7–14 mm tall; basal leaf blades 10–50 mm wide, glabrous; plants perennial from a short caudex 1b. Pappus of 5 evident, flat scales alternating with 5 longer, slender b...

  • Ageratum: Dichotomous Key

    Ageratum: Dichotomous Key. You are here: Dichotomous Key > Asteraceae > Asteraceae Group...

  • Lasthenia: Dichotomous Key

    ...1a. Involucre 5–10 mm tall; anthers of disk flowers triangular at apex; styles of disk flowers triangular at apex; pappus of 1–7 awns or awn-tipped scales or absent; leaf blades entire 1b...

  • Eriophorum: Dichotomous Key

    Eriophorum: Dichotomous Key. You are here: Dichotomous Key > Cyperaceae > Eriophorum. Eriophorum. Re...

  • Solidago: Dichotomous Key

    ...thin; involucre 2–3 mm tall; disk corollas 2.3–2.7 mm long 11b. Leaf blades abaxially pubescent on and between major veins, usually subentire to remotely serrate and relatively firm; invo...