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214 results for “Calamus”
FIGURE 3. Calamus bulubabi. A. Leaf sheath. B. Leaf diagram. C. Leaf apex. D in New rattans from New Guinea (Calamus, Arecaceae)
FIGURE 3. Calamus bulubabi. A. Leaf sheath. B. Leaf diagram. C. Leaf apex. D. Primary branch of staminate inflorescence. E. Staminate rachilla. F. Fruit. G, H. Seed in two views. I. Seed in longitudinal section. Scale bar: A = 3 cm; B = 55 cm; C = 6 cm; D = 4 cm; E, F = 1 cm; G–I = 7 mm. A–E from Baker et al. 1128; F–I from Baker et al. 1094. Drawn by Lucy T. Smith.
FIGURE 2. Calamus barfodii. A. Leaf sheath with ocreas and infructescence. B. Mid-leaf portion. C. Leaf apex. D in New rattans from New Guinea (Calamus, Arecaceae)
FIGURE 2. Calamus barfodii. A. Leaf sheath with ocreas and infructescence. B. Mid-leaf portion. C. Leaf apex. D. Fruit. Scale bar: A–C = 4 cm; D = 7 mm. A, D from Zieck NGF 36596; B, C from Barfod 464. Drawn by Lucy T. Smith.
FIGURE 3. Calamus zieckii Fernando. A in Three new species in Calamus sect. Podocephalus (Arecaceae: Calamoideae) from the Philippines, Indonesia, and Papua New Guinea
FIGURE 3. Calamus zieckii Fernando. A, Leaf sheath with dense acicular spines and prominent, unarmed knee with sharp bulge. B, Proximal portion of leaf showing abaxial side of rachis and leaflets arranged in groups. C, Distal portion of leaf. D, Portion of male inflorescence showing unarmed tubular bracts. D, Partial infructescence and fruits. Scale bar = 1 cm. A and E, Baker 852 (BO); B, Baker 829 (BO); C–D, Zieck NGF 36301 (BO). All photos by E.S. Fernando.
FIGURE 1. Calamus daemonoropoides Fernando. A in Three new species in Calamus sect. Podocephalus (Arecaceae: Calamoideae) from the Philippines, Indonesia, and Papua New Guinea
FIGURE 1. Calamus daemonoropoides Fernando. A, Leaf sheath showing dense partial whorls of acicular spines and prominent knee with sharp bulge. B, Young, newly expanding leaf. C, Partial male inflorescence. D, Distal portion of young infructescence. E, Fruiting rachillae. Scale bar = 1 cm. A, Dransfield 5472 (LBC); B, Fernando 1732 (LBC); C, Fernando 386 (LBC); D, Yap 001 (PUH); E, Fernando 1824 (LBC). A–C and E Photos by E.S. Fernando; D Photo by S.L. Yap.
FIGURE 2. Calamus parutan Fernando. A in Three new species in Calamus sect. Podocephalus (Arecaceae: Calamoideae) from the Philippines, Indonesia, and Papua New Guinea
FIGURE 2. Calamus parutan Fernando. A, Leaf sheath showing dense laminar spines and distinct ocrea. B, Adaxial side of petiole. C, Adaxial side of rachis with proximal leaflets. D, Abaxial side of mid-portion of rachis. E, Portion of male inflorescence showing unarmed tubular bracts. F, Partial infructescence with fruiting rachillae. Scale bar = 1 cm. A–D and F, Dransfield 3534 (BO); E, Maier Sarip 120 (BO). All photos by E.S. Fernando.
Fig. 2 in The asarone-derived phenylpropanoids from the rhizome of Acorus calamus var. angustatus Besser
Fig. 2. (A) Chiral HPLC profiles of compound 8a and 8b [Column: UniChiral OD-5H; Column size: 5 μm, 4.6 × 250 mm; Mobile phase: 90% n-hexane/10% ethanol (v/v); Flow rate: 1.0 mL/min; Wave length: UV 310 nm; Temperature: 25 ̊C.]; (B) calculated and experimental ECD spectra of 8a and 8b; (C) ΔδH(S−R) values (ppm, in pyridine-d5) obtained for the MTPA esters 8a.
Fig. 3. 1H in The asarone-derived phenylpropanoids from the rhizome of Acorus calamus var. angustatus Besser
Fig. 3. 1H NMR Spectrum of Z-to-E conversion of compound 2b after 10 days storage in CDCl3 solution at ambient temperature under daylight conditions.
Fig. 4 in The asarone-derived phenylpropanoids from the rhizome of Acorus calamus var. angustatus Besser
Fig. 4. Effects of compounds 1–9 and stiripentol (STP) in human neuroblastoma cell SH-SY5Y. (A) Effects of compounds 1–9 and STP on cell viability in SH-SY5Y were measured by a CCK-8 assay. (B) Effects of 1–9 and STP on Lactate dehydrogenase (LDH) release in H2O2-injured SH-SY5Y. The results are expressed as mean ± SEM (n = 8). *p <0.05 and **p <0.01, compared with H2O2 group; #p <0.05, compared with the control.
Fig. 1 in The asarone-derived phenylpropanoids from the rhizome of Acorus calamus var. angustatus Besser
Fig. 1. Chemical structures of compounds 1–20 (Green: undescribed compounds; Pink: previously described compounds with further structural analysis; '*': compounds were isolated from Acorus calamus var. angustatus Besser for the first time).
Data from: Morphometric analysis of the rattan Calamus javensis complex (Arecaceae: Calamoideae)
Open the record for dataset details and reuse information.
FIGURE 2 in A new synonym of Calamus leptospadix (Arecaceae)
FIGURE 2. Calamus floribundus. Young infructescence.
FIGURE 3 in New species and subspecies of Calamus (Arecaceae) from Vietnam
FIGURE 3. Holotype of Calamus gracilis subsp. vietnamensis.
FIGURE 2 in New species and subspecies of Calamus (Arecaceae) from Vietnam
FIGURE 2. Holotype of Calamus clivorum.
Acorus calamus L. (BR0000012516377)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
Acorus calamus L. (BR0000011301127)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
Acorus calamus L. (BR0000011300519)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
Acorus calamus L. (BR0000011300199)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
Acorus calamus L. (BR0000011298601)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
Acorus calamus L. (BR0000011301516)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
Acorus calamus L. (BR0000011301134)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
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