21. This grass has only pistillate parts, that is, all individuals are female. 22. The terminal spikelet is usually staminate, occasionally androgynous, gynecandrous, or pistillate . 23. A plant with only functional carpels is called pistillate , or ( inaccurately ) female. 24. Both staminate and pistillate heads are long. 25. Pistillate ( female ) inflorescences are shorter, only about 1.5 cm long.26. Asparagus plants will bear bear male ( staminate ) flowers or female ( pistillate ) flowers. 27. There are no ray flowers, but many disk flowers which are either staminate or pistillate . 28. The pistillate flowers are ovoid with three broad, imbricate sepals and as many valvate petals. 29. The inflorescences are round and head-like; they contain both pistillate and staminate flowers. 30. In which case they may be either male ( staminate ) or female ( pistillate ).