white, pink, bluish, or lavender (yellow in T. aprica). Disc-florets (16–) 30–100 (–200+), bisexual, fertile; corollas yellow (sometimes tinged with cyan),
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with basal nectary; sepals 4, reflexed separately or in pairs; petals 4, yellow, fading red, often with red dots basally; stamens 8, in 2 unequal series
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pistillate, fertile; corollas yellow, rarely white (usually glabrous). Disc-florets 2–35 (–60), bisexual, fertile; corollas yellow, ± ampliate, tubes shorter
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plants strongly rhizomatous Ammophila 33 Spikelets 1.2-7 mm long; lemmas less than 3/4 as long as the glumes; plants rhizomatous or not. > 34 34 Sheaths
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wide, or as filiform if, at that level, they are less than 1 mm wide. Petal color is assumed to be yellow, although X. caroliniana and X. platylepis have
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short-rhizomatous; shoots both vegetative and flowering. Culms usually maroon, or less often brown, tan, or pale green at base. Leaves: basal sheaths usually bladeless
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Flowers: calyx 3–6 × 3–6 mm; petals connate 1–2.5 mm, pale or bright-yellow, mustard yellow, or red, 7–14 × 1.5–4.5 mm, apex mostly narrowly acute, tips often
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ovate or deltate; petals 5 (usually 4 in I. campestris), golden to pale-yellow to white, sometimes pink-tinged (red in I. multifoliolata), linear or narrowly
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rachis at usually less than 70°; leaf lobes less often wedge-shaped, widest near midpoint. Delphinium patens 22 Cauline leaves 2 or fewer, less than 1/2 size
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articulation; perianth often accrescent in fruit, often greenish, white, pink, yellow, red, or purple, usually unwinged and unkeeled (winged or, sometimes, keeled
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radially symmetric; sepals not persistent in fruit, 4-10, whitish to greenish yellow or purplish, plane, lanceolate to reniform or spatulate, 1-18 mm; petals
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vegetative structure; roots short, sometimes coralloid. Stems erect, white or yellow, rarely purple, fleshy, glabrous or puberulent, at least distally. Leaves
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distinct, sometimes connate less than 1/2 their lengths, usually hairy basally, sometimes on proximal 1/2; anthers yellow, usually globose. Pistillate
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mm; petals usually bright-yellow, rarely white or cream, usually with red dots basally, or lavender to purple with white or yellow basally, sometimes with
11 KB (951 words) - 21:04, 7 June 2022
Flowers white, cream, green or greenish, pink, purple, reddish purple, blue, yellow, or orange, chasmogamous (some cleistogamous in P. crenata, P. lewtonii
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27. Treatment on page 646. Mentioned on page 653. Plants leafy ephemerals, less than 3 mm, solitary, scattered, or gregarious on sparse or abundant protonemata
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beak white to pale yellow; hairs of achene rim spreading. Clematis coactilis 6 Sepals abaxially silky to woolly; beak white to pale yellow. Clematis albicoma
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20–150; corollas yellow, sometimes greenish, rarely cream or pale-pink [white], often purplish or gray-striped abaxially (anthers yellow or yellow-cream, sometimes
28 KB (2,401 words) - 20:10, 29 July 2020
cathartica have been used as laxatives. Old World species of Rhamnus provide yellow and green dyes as well as drugs. Wood of some species (in Alphitonia Reissek
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g., Chaenactis spp.) or (1–) 4–21 (–60+), pistillate, fertile; corollas yellow, orange, red, purplish, or whitish (persistent, marcescent in Arnica dealbata)
17 KB (818 words) - 23:57, 29 July 2020