Page 45: 891 results for free
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Platanthera: Dichotomous Key
...pollinia free of anther sacs and/or fragmenting and falling onto stigma (i.e., plants self-pollinating); flowers scentless 6b. Margin of the labellum toothed, erose, or conspicuously fri...
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Poaceae Group 4: Dichotomous Key
...caryopsis free from the palea 14b. Callus of the lemma glabrous; styles separated and borne below the summit of the ovary; caryopsis adnate to the palea 12b. Leaf sheath with...
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Utricularia: Dichotomous Key
...plants free-floating or partially anchored in substrate (sometimes stranded during low water periods) 7a. Ultimate segments of leaf-like branches flat, scarcely narrower than the primary ...
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Paronychia argyrocoma (silvery whitlow-wort)
...has free-central placentation, where the ovules develop on a central column in a compound ovary lacking septa or with septa at the base only. Fruit locules: ...
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Hieracium kalmii (Canada hawkweed)
...more free-standing stems. Reproductive system: all the flowers on the plant contain both carpels and stamens. Underground or...
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Helianthus debilis (weak sunflower)
...more free-standing stems. Reproductive system: all the flowers on the plant contain both carpels and stamens. Leaf blade len...
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Cerastium arvense (field chickweed)
...has free-central placentation, where the ovules develop on a central column in a compound ovary lacking septa or with septa at the base only. Fruit locules: ...
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Arnoseris minima (lamb-succory)
...more free-standing stems. Number of pappus parts: 0. Peduncle hair type: NA. ...
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Petasites japonicus (Japanese sweet-coltsfoot)
...more free-standing stems. Ovary hair type: the ovary has no hairs on it. Leaf blade shape: the lea...
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Coreopsis lanceolata (lance-leaved tickseed)
...more free-standing stems. Leaf blade hairs: the leaf blade has simple hairs with no glands, and not tangled or wooly. Smalle...