A Grammatical Dictionary of Botanical Latin

clavate, claviform: 1. club-shaped, gradually thickened near the distal end or apex, and narrowing toward the base; “gradually thickening upwards, from a very tapered base; as the appendages of the flower of Schwenckia” (Lindley); “cylindrical and enlarging gradually toward the end” (WIII); (in fungi) ‘of stipes of agarics), narrowing to the base’ (Ainsworth & Bisby); (fungi) “(of the stipe) thick toward the base, like a club; (of basidia, cystidia, etc.) thickened at the apex; club-shaped” (S&D): clavatus,-a,-um (adj.A), claviformis,-e (adj.B) [> L. clava,-ae (s.f.I), q.v., club, cudgel]; cf. obclavatus,-a,-um (adj.A), ‘inversely clavate (widest near the base)’ (Ainsworth & Bisby);

- stylus clavatus, stigmate terminali vel sublaterali vel prope apicem laterali, style club-shaped with stigma terminal or almost lateral or near the apex lateral (Stearn).

- petala linearía v. clavata, petals linear or club-shaped [widest at the apex].

- calyce longissimo oblongo subclavato (Boissier), with the calyx very long, oblong [i.e. rounded-rectangular with parallel sides], nearly clavate.

clavato-bulbosus,-a,-um (adj.A): clavate-bulbous, (in fungi) “(of a stipe) having a bulb that tapers gradually upward” (S&D).

NOTE: cone-shaped, as applied to the fructifications of Equisetum, are referred to as ‘club-shaped:’ clavatus,-a,-um (adj.A), claviformis,-e (adj.B).

“The common Receptacle, (receptaculum commune), is of wide circumference, and contains a multitude of flowers. It is of the following kinds: Clubbed, (receptaculum clavatum), that is much prolonged and resembles a club, as in Arum” (Willdenow); see receptacle.

2. clavatus,-a,-um (part.A), from clavus (s.m.II), q.v., is also the participle of clavo,-avi,-atum, 1. to furnish or fasten with nails, nailed; furnished with points or prickles (clavata concha, a shell covered with prickles); also to furnish with a purple stripe, in the ceremonial dress of the Romans (Lewis & Short).