Seeds ellipsoid, oblong, ovoid, globose, or lenticular; caruncle present. x = 8, 9, 10, 14. North America, Mexico, West Indies, Bermuda, Central America, South
24 KB (874 words) - 18:18, 29 July 2020
usually empty; floral scales with 1 vein, or rarely to 10 longitudinal parallel veins; basal spikelets rarely present in 8a1d. E. sect. Eleocharis ser. Tenuissimae
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Synonyms: Grossularia Miller Treatment appears in FNA Volume 8. Treatment on page 9. Mentioned on page 8, 10, 44. Shrubs usually synoecious (R. diacanthum dioecious)
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(2001) proposed that x = 8 is the base chromosome number for Lythraceae, which is sister to Onagraceae. This suggests that x = 8 in Ludwigia is a plesiomorphy
30 KB (1,654 words) - 21:01, 7 June 2022
papillate); pappi 0, or persistent, of (1–) 2–4 (–8), usually ± barbellate awns or scales, rarely coroniform or of 1–2, smooth to ciliate or barbed awns or
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Phytoneuron 2011-28: 1–8. Nesom, G. L. 2012g. Taxonomic summary of Erythranthe sect. Achlyopitheca (Phrymaceae). Phytoneuron 2012-42 1–4. Nesom, G. L. 2012h
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often cespitose, usually rhizomatous. Culms 10-210 cm, unbranched or branched, more or less smooth, nodes 1-8. Sheaths open, smooth or scabrous; auricles absent;
24 KB (1,813 words) - 02:43, 30 July 2020
rhizomatous, or stoloniferous. Culms 3-400 cm, erect, spreading or prostrate, sometimes trailing for 200+ cm. Sheaths open; auricles sometimes present;
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usually 0, rare in Eriophyllum). Ray-florets 0 or 4–21, pistillate, fertile (3–8 peripheral florets pistillate, fertile, corollas tubular in Amblyopappus and
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Treatment appears in FNA Volume 19. Treatment on page 82. Mentioned on page 5, 6, 8, 12, 95, 172, 176, 195. Annuals or perennials (sometimes coarse and/or robust
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Phyllaries persistent or falling, 1–75+ in 1 (–2) series or 0 (the “involucre” then interpreted as constituted of 1 series of receptacular paleae; phyllaries
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node, 0.3–2.5 × 0.2–1.8 cm, usually scalelike distally, 1–5 × 0.5–3 mm. Involucres 1 per node, turbinate to campanulate, 1–6 × (1–) 1.5–10 mm, tomentose
27 KB (1,609 words) - 10:41, 30 July 2020
glabrous; ovary 3-locular, ovules (1–) 2 per locule, 1-seriate. Capsules 3-valved, 3-locular. Seeds 2 per locule (1 in T. spathacea); hilum oblong to linear;
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Flowers (5–) 8–20 (–26) mm diam.; epicalyx bractlets (4 or) 5 (–10); hypanthium patelliform to cupulate, rarely turbinate, 0.5–2.5 (–5) × (1.5–) 2–7 (–10)
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of 20–50 bristles in 1–2+ series, or of 5–20 (sometimes aristate) scales in 1–2 series, or combinations of bristles and scales in 1–2+ series, rarely coroniform
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purplish in E. capillaris and E. eastwoodiae), linear-lanceolate to ovate, 1.8–12 mm, margins white, scarious, apex obtuse or rounded to acute, acuminate
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spiny or winged burs). Phyllaries persistent or falling, mostly (3–) 5–80+ in 1–8 (–12+) series, distinct or connate, ovate or lanceovate to linear, unequal
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follows; stems: short (less than 1 cm), medium (1–3 cm), long (more than 3 cm); leaves: small (less than 1.5 mm), medium (1.5–3 mm), large (3–4 mm), robust
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usually resinous. Leaves dimorphic, spirally arranged; foliage leaves (needles) (1–) 2–5 (–6) per fascicle, persisting 2–12 or more years, terete or ± 2–3-angled
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fusiform to turbinate or broadly campanulate, 1–12+ mm diam. Phyllaries persistent, 3–21+ in 1–2 series (connate to 7/8+ their lengths, usually streaked and/or
11 KB (696 words) - 15:28, 15 December 2020