. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . Family 84. TILIACEAE Juss. Gen. 289. 1789. Trees, shrubs or rarely herbs, with fibrous bark, alternate (rarely opposite) simple leaves, mostly small and deciduous stipules, and axillary or terminal gener- ally cymose or paniculate flowers. Sepals 5, rarely 3-4. valvate, deciduous. Petals of the same number, or fewer, or none, alternate with the sepals, mostly imbricated in t
. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . Family 84. TILIACEAE Juss. Gen. 289. 1789. Trees, shrubs or rarely herbs, with fibrous bark, alternate (rarely opposite) simple leaves, mostly small and deciduous stipules, and axillary or terminal gener- ally cymose or paniculate flowers. Sepals 5, rarely 3-4. valvate, deciduous. Petals of the same number, or fewer, or none, alternate with the sepals, mostly imbricated in the bud. Stamens x, mostly 5-ioadelphous; anthers 2-celled. Ovary i, sessile, 2-io-celled; style entire or lobed; ovules anatropous. Fruit i-io-ce!led, drupa- ceous or baccate. Embryo straight, rarely curved ; cotylendons ovate or orbicular ; endosperm fleshy, rarely wanting. About 35 genera and 275 species, widely distributed in warm and tropical regions, a few in the temperate zones. I. TILIA [Tourn.] L. Sp. PI. 514. 1753. Trees, with serrate cordate mainly inequilateral leaves, and or terminal, cymose white or yellowish perfect flowers, the peduncles subtended by and partly adnate to broad membranous bracts. Sepals 5. Petals 5, spatulate, often with small scales at the base. Stamens 00; filaments cohering with the petal-scales or with each other in 5 sets. Ovary 5-celled; cells 2-ovuled; style simple; stigma 5-toothed. Fruit dry, drupaceous, globose or ovoid, inde- hiscent, 1-2-seeded. Seeds ascending; endosperm hard; cotyledons broad, 5-!obed, corru- gated. [The ancient Latin name.] About 20 species, natives of the north temperate zone, i in the mountains of Mexico. Type species: Tilia europaca L. Leaves smooth or very nearly so. sometimes glaucous. i. 7". americana. Leaves mostly densely hairy beneath, not glaucous. Leaves brown-hairy or rusty-hairy beneath. 2. T. pubescens. Leaves white, grey or silvery beneath. Bracts mostly abruptly narrowed at the base, s
Size: 1947px × 2568px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
