Individual Steeplebush flowers are about 1 / 16 of an inch wide and are arranged in narrow, pyramid-shaped clusters that can be up to eight inches long . tomentum which covers its stem and the underside of its leaves.
22.
The first layer of tissue is black, leathery and compact, and covered with a fine layer of brownish-black hairs ( a tomentum ); the second layer consists of loosely interlaced brown hyphae suspended in a gelatinous matrix.
23.
""'Corokia " "'is a genus in the Argophyllaceae family comprising about ten species native to New Zealand and one native to Australia . " Corokia " species are shrubs or small trees with zigzagging ( tomentum ) when young.
24.
The former species sunk by Leeuwenberg, as listed in the preceding section, have, with the exception of " " B . sterniana " ", inflorescences of varying density < 12 cm long, complemented by leaves of variable size and shape, often covered in a dense white tomentum when young.
25.
Although some authors have in the past failed to recognize any appreciable differences between the two species, Ramamurthi and colleagues note that not only are the spore sizes different, but " C . aeruginascens " have smooth tomentum hyphae, in contrast with the roughened hyphae of " C . aeruginosum ".
26.
It has often been considered to be a variety of " Tilia americana ", as " Tilia americana " var . " heterophylla ", though some others place it as a species in a separate section of the genus, more related to other European and Asian " Tilia " species with white tomentum on the undersides of the leaves, such as " Tilia tomentosa ".
27.
Hook . f . describe the species as a rigid plant that form large woolly balls on the mountains covered in soft, velvety, white tomentum . Leaves most densely compacted, wholly hidden amongst woolly hairs, imbricated all round in many series, 1 / 8 in . long, membranous, broadly linear-or obovate-oblong, rounded at the tip, bearing at the back above the middle a dense thick pencil of white velvety hairs, these bundles of hairs, meeting beyond the leaves, envelope the whole .
