Descriptive Botany: A Practical Guide to the Classification of Plants, with a Popular Flora

1-2 feet high 1-seeded 2-celled 3-lobed 5-cleft Achenia acuminate acute aments anthers apex axillary base berry botany bracts branching called calyx campanulate Capsule carpels cells characters charts clusters cohesion compound cordate corolla corymb cotyledons cymes deciduous dehiscence dense disk drupe embryo entire EXERCISE Fertile flowers filaments fleshy floral florets flowers large flowers small flowers white fruit globose Glumes grounds hairy Herbs hypogynous indehiscent inflorescence inserted involucre July-August June-July lanceolate leaf leaflets leafy leaves opposite limb linear lobes many-seeded margin monoecious nearly numerous oblong obovate Observe obtuse oval ovary ovate ovules panicle pedicels peduncles Perianth pericarp petals petioles pinnate pistil placenta plants Polypetalous pubescent purple racemes radicle receptacle scales schedule seeds segments sepals serrate sessile short shown in Fig shrubs simple slender smooth species specimens spikelets spikes Stamens stem erect Stigma stipules Style syncarpous terminal trees tube tubular umbels upper usually valves whorls yellow