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Viburnum: Dichotomous Key
... 1b. Leaf blades not lobed [Figs. 313, 315] 4a. Winter buds naked [Fig. 312]; branchlets, winter buds, leaves, and inflorescence axes stellate-pubescent; drupes red (eventually tu...
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Atriplex: Dichotomous Key
...at 10 × magnification after scraping surface of leaf blade) 2a. Flowers borne both in small axillary glomerules and in terminal spikes 20–50 (–110) mm long; brown fruits 1.5–2 mm l...
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Cuscuta: Dichotomous Key
...(1.9–) 2.1–3.6 mm long; anthers (0.3–) 0.4–0.5 mm long; seeds 1.1–1.5 mm long 11b. Calyx lobes broad-ovate to rhombic, broadly overlapping at base, protruding to form angles (note: this m...
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Rhododendron: Dichotomous Key
...(6–) 10–15 (–20) mm long; corolla 10–20 mm wide; capsules 4–8 mm long; plants depressed shrubs 1–3 dm tall 3b. Leaf blades (40–) 50–80 (–120) mm long; corolla 30–40 mm wide; capsules 8–10...
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Myriophyllum: Dichotomous Key
...(1981). 1a. Leaf blades (when present) entire, represented by small scales or scale-like bumps on the erect stems [Fig. 679]; bracts entire [Fig. 679] 1b. Leaf blades pinn...
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Malva: Dichotomous Key
...721], with a thin, entire to toothed wing on each margin 0.1–0.7 (–1.1) mm wide; stems prostrate to erect, 20–50 cm tall 6a. Sepals eciliate or short-ciliate with hairs mostly 0.1–0.5 mm ...
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Juglans nigra (black walnut)
...of 150 feet (50 m) or more. But clearing for agriculture and harvesting for making railroad ties, gunstocks, log cabins, cradles, veneer, and cabinets decimated the species. Its glossy, mostly hairl...
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Panicum miliaceum (Proso millet)
... 1.0 mm–3.0 mm. Floret number: 1.0 NA–2.0 NA. Leaf ligule type: the leaf ligule is in the...
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Juncus ambiguus (seaside toad rush)
...mm–1.1 mm. Plant height: 5.0 cm–40.0 cm. Inflorescence branching: the inflorescence is branched. ...
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Populus heterophylla (swamp poplar)
...mm–190.0 mm. Twig winter color: gray. Flower appearance: the flowers appear before the leaves. ...