Mindblown: a blog about philosophy.

(In pteridophytes) specialised sporangiabearing organs on leaf margins [obscure term].  

(2n) with twice the haploid number.  

(Usually of stems) single, not in clusters; Alone. Unassociated with its kind. Not grouped into an inflorescence but appearing singly in leaf axils, ends of branches, or on a flowering stem.    

Opposite of hollow; Free from cavities. Not soft or yielding. Hard and not liquid.  

A type of stele with a central core (of pith) surrounded by rings of phloem, xylem and phloem again (= amphiploic siphonostele); A type of siphonostele with leaf gaps not very large and not overlapping. A vascular system with a central core surrounded by rings of phloem, xylem and another ring of phloem.  

Slipper-shaped or almost like an hourglass, i.e. two ovals joined by a narrower part [obscure term].  

Wood from conifers.  

Producing shoots from ground level, clump-forming; usually applied to shrubs or small trees.    

An underground vegetative shoot with roots at intervals, a creeping underground stem producing roots and buds; sobole is the preferred spelling.  

From the Latin sine numero, meaning ‘without a number’.