brachyblast

brachyblast

[′bra·kə‚blast]
(botany)
A short shoot often bearing clusters of leaves.
References in periodicals archive ?
Shrubs; leaves alternate, more or less evenly distributed along the stem or clustered on brachyblasts (short shoots) Pertya 22b.
From the Greek brachys, short, and klados, branch, with reference to the short shoots or brachyblasts.
Shrubs stout to cushion-like, with brachyblasts and macroblasts.
Some characters that distinguish both taxa are: brachyblasts and three- to six-flowered capitula in Hyaloseris versus lack of brachyblasts and capitula with more than 20 florets in Dinoseris.
Capitulescences monocephalous, terminal or axillar; capitula sessile on the brachyblasts, homogamous, ligulate, five- to seven-flowered; receptacle epaleate; involucre uniseriate, phyllaries ca.
Capitulescences monocephalous, capitula terminal on the brachyblasts to paniculate; capitula pedunculate, homogamous, ligulate, one-, three- to 16-flowered; receptacle epaleate; involucre multiseriate.
Stems with brachyblasts and macroblasts; cypselae usually truncate at the apex Ameghinoa 20b.
Herbs perennial, subshrubs or shrubs, sometimes cushion-like, frequently with brachyblasts and macroblasts.
Shrubs or little trees, erect or scandent, some branches modified in thorns to unarmed, stems with brachyblasts and macroblasts.
A simple example of these is brachyblasts or short shoots.
In this case brachyblasts form in the leaf axils, with some or all formation of the unit inflorescences taking place on these short shoots.