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Utah Flora BOT2100 Lecture 6 Angiosperm Families II Including: Brassicaceae Lamiaceae Polemoniaceae Scrophulariaceae
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Utah Flora BOT2100 Quiz 2 Part A On the sheet of paper provided, please answer the following questions (spelling counts): 1. To which family does this specimen belong? 2. What type of leaves does this specimen have? 3. Are the petals fused or separate?
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Utah Flora BOT2100 Quiz 2 Part B 1. On a new sheet, please determine this specimen to genus (spelling counts). This specimen belongs to family: Hydrophyllaceae 2. If time remains, for extra credit, determine this specimen to species You may use your Utah Flora, your notes, or any other handouts provided in class for Part B
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Utah Flora BOT2100 Major Families Boraginaceae – forget-me-not, Cryptantha Hydrophyllaceae – waterleaf, Phacelia Lamiaceae – mints, oregano, thyme, Salvia Scrophulariaceae – snapdragons, Penstemon Lamiales 25 families 1,300 genera 26,300 species
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Utah Flora BOT2100 Lamiales Lamiaceae Labiatae Worldwide 236 genera 7,173 species Utah (Native and Introduced) 30 genera ~60 species aromatic annuals, perennial herbs, or shrubs; stems mostly square leaves opposite or whorled, always simple inflorescence in cymes, often capitate or in dense verticels flowers superior, perfect, regular or irregular calyx fused, 5 lobed, often 2-lipped corolla fused, 5 lobed, often 2 lipped stamens 2-4, sometimes exserted, usually in unequal pairs fruit 4, 1 seeded nutlets
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Utah Flora BOT2100 Agastache Worldwide 20 species Utah (Native) 2 species perennial herbs leaves opposite, deltoid or subcordate, entire or toothed flowers irregular calyx 5-lobed, sometimes irregular corolla 5-lobed, 2 lipped stamens 4, exserted, upper pair longer than lower 4, 1 seeded nutlets Lamiales Lamiaceae Labiatae
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Utah Flora BOT2100 Agastache urticifolia sagebrush valley & montane species plants perennial (sometimes flowering a 3 rd year) leaves petiolate, blades serrate to crenate corolla whitish, stamens exserted Lamiales Lamiaceae Labiatae
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Utah Flora BOT2100 Monardella Worldwide 20 species Utah (Native) 1 species clump-forming, sub-shrubs (woody near ground) leaves opposite, entire or toothed flowers regular, in dense, terminal, capitate heads calyx 5-lobed, regular corolla 5-lobed, regular stamens 4, exserted 4, 1 seeded nutlets Lamiales Lamiaceae Labiatae
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Utah Flora BOT2100 Monardella odoratissima sagebrush valley to montane species inflorescence of dense, terminal, capitate heads calyx 5-lobed, regular corolla 5-lobed, regular stamens 4, exserted Lamiales Lamiaceae Labiatae
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Utah Flora BOT2100 Salvia Worldwide ~470 species Utah (Native and Introduced) 4 species annual, perennial herbs, or shrubs, strongly aromatic leaves opposite, entire or toothed inflorescence of capitate cymes or verticillasters calyx 5-lobed, 2-lipped corolla 5-lobed, 2-lipped stamens 2, sometimes exserted 4, 1 seeded nutlets Lamiales Lamiaceae Labiatae
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Utah Flora BOT2100 Salvia dorrii desert or sagebrush valley species plants many branched shrubs leaves entire, less than 5 cm long corolla bluish to purplish stamens exserted Lamiales Lamiaceae Labiatae
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Utah Flora BOT2100 Lamiales Scrophulariaceae Worldwide 170 genera 3,634 species Utah (Native or Introduced) 21 genera 130 species annuals, perennial herbs, or shrubs leaves alternate or opposite, simple or compound inflorescence in solitary, thyrses, cymes, often in dense verticels flowers superior, perfect, regular or irregular calyx fused or distinct, 5 lobed corolla fused, 5 lobed, often 2 lipped stamens 5, 4 fertile and 1 staminode (infertile) fruit a capsule
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Utah Flora BOT2100 Penstemon Worldwide 275 species Utah (Native) ~70 species perennial herbs, often glandular leaves opposite, simple, entire or toothed inflorescence of cymes, often in dense verticillasters calyx 5-lobed; corolla 5-lobed, 2-lipped stamens 4, staminode 1 fruit a capsule Lamiales Scrophulariaceae
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Utah Flora BOT2100 Penstemon humilis montane species plants many branched perennial herbs leaves entire corolla bluish to purplish, glandular staminode bearded Lamiales Scrophulariaceae
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Utah Flora BOT2100 Castilleja Worldwide 200 species Utah (Native) 16 species perennial herbs, often glandular, hemi-parasitic leaves alternate, simple, entire or lobed inflorescence of terminal spikes calyx 4-lobed, tubular, petaloid corolla 4-lobed, galea (beak-like upper lip) & 3-lobed lower lip stamens 4 fruit a capsule Lamiales Scrophulariaceae
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Utah Flora BOT2100 Castilleja miniata montane species plants hemi-parasitic perennial herbs leaves entire calyx petaloid (orange in this species) corolla composed of: galea (beak-like upper lip) 3-lobed lower lip Lamiales Scrophulariaceae
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Utah Flora BOT2100 Major Families Brassicaceae – mustards Capparidaceae – bee-plants, capers Brassicales 17 families 398 genera 4,450 species
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Utah Flora BOT2100 Brassicales Brassicaceae Cruciferae Worldwide 338 genera 3,710 species Utah (Native and Introduced) 50 genera 148 species annuals or perennial herbs, rarely sub-shrubs leaves alternate, simple or compound inflorescence in spikes, racemes, or panicles flowers superior, perfect, regular calyx separate, with 4 sepals corolla separate, 4 petaled, blades spreading in cross shape (cruciform) stamens 4, in unequal pairs fruit a silique or a silicle (2 carpelate & divided by a replum)
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Utah Flora BOT2100 Descurainia Worldwide 50 species Utah (Native and Introduced) 4 species annual or biennial herbs, herbage often stellate pubescent leaves alternate, pinnately compound inflorescence racemose calyx of 4 sepals; corolla of 4 petals, yellowish stamens 6 fruit a silique (a pod that is more than 3 times longer than wide) Brassicales Brassicaceae Cruciferae
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Utah Flora BOT2100 Descurainia sophia annual herb; exotic weed leaves 2-3 times pinnately compound siliques linear, up to 30 mm long, from 1-2 mm wide Brassicales Brassicaceae Cruciferae
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Utah Flora BOT2100 Lepidium Worldwide 230 species Utah (Native and Introduced) 19 species annual, biennial or perennial herbs, rarely sub-shrubs leaves alternate, simple or pinnately compound, entire or lobed inflorescence racemose calyx of 4 sepals; corolla of 4 petals, mostly whitish stamens 6 fruit a silicle (less than twice as long as wide), usually round Brassicales Brassicaceae Cruciferae
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Utah Flora BOT2100 Lepidium montanum perennial herb; sometimes a sub- shrub leaves simple or pinnately compound silicles round, up to 2-4 mm long, from 2-3 mm wide Brassicales Brassicaceae Cruciferae
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Utah Flora BOT2100 Major Families Ericaceae – manzanita, blueberry Polemoniaceae – carnations, Phlox Primulaceae – primroses, shooting-stars Ericales 25 families 346 genera 11,515 species
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Utah Flora BOT2100 Ericales Polemoniaceae Worldwide 236 genera 7,173 species Utah (Native and Introduced) 15 genera 74 species annuals, perennial herbs, or rarely sub-shrubs leaves alternate or opposite, simple or compound inflorescence in solitary or in cymes, often capitate flowers superior, perfect, regular or rarely irregular calyx fused, 5 lobed corolla fused, 5 lobed, often with a long tube stamens 5, sometimes exserted fruit a capsule
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Utah Flora BOT2100 Phlox Worldwide 70 species Utah (Native) 16 species perennial herbs, often prostrate or decumbent & mat-forming leaves opposite, simple, entire inflorescence solitary or in cymes calyx 5-lobed, often with scarious margins corolla 5-lobed, salverform stamens 5 fruit a capsule Ericales Polemoniaceae
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Utah Flora BOT2100 Phlox austromontana perennial herb, stems mat-forming leaves simple & opposite, narrow & spine-tipped flowers solitary & terminal Ericales Polemoniaceae
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Utah Flora BOT2100 Polemonium Worldwide 27 species Utah (Native) 6 species perennial herbs, often aromatic leaves alternate, pinnately compound inflorescence terminal or axillary cymes calyx 5-lobed, herbaceous corolla 5-lobed, campanulate to funnelform stamens 5, inserted or exserted fruit a capsule Ericales Polemoniaceae
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Utah Flora BOT2100 Polemonium foliosissimum perennial herb, stems erect leaves alternate & pinnately compound Ericales Polemoniaceae flowers terminal & axillary, cymose
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Utah Flora BOT2100 Assignment Draw and label species provided in lab Make sure to label those morphological features that helped you identify the sample (the characters in the key) Identify & label all samples to family and genus For Practice: use A Utah Flora to identify & label all samples to species (other than any we determined in class together)
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