aerial stem造句

• The aerial stem of an adult tree is called a tylosis.
• They branched irregularly and more often compared to aerial stems.
• Aerial stems were leafless, smooth and dichotomously branched.
• The dermal tissue of aquatic plants stems may lack the waterproofing found in aerial stems.
• Wart-like tubers are produced on aerial stems and are a key to identifying the plant.
• Its aerial stems were covered with small'bumps'( emergences ), each bearing a stoma.
• Aerial stems are usually unbranched, with lanceolate leaves up to 10 cm ( 4 inches ) long.
• Uniquely among the Rhynie chert plants, aerial stems bore rigid hairs or spines made up of single cells.
• The type subspecies has more obvious branching from the aerial stem than the " debile " subspecies.
• They are thought to represent a system of basal rhizomes, but direct connections to the aerial stems were not observed.
• "Asparagus aethiopicus " is a branching perennial herb with tough green aerial stems which are sparsely covered with spines.
• Hairless stems bearing rhizoids but with a similar anatomy to the aerial stems are possibly the rhizomes of " Trichopherophyton ".
• The inflorescence atop each aerial stem is 1 to 1.5 centimeters wide and is a cluster of tiny yellowish white or pink flowers.
• It had branching horizontal underground stems ( rhizomes ) and leafless aerial stems ( axes ) bearing lateral and terminal spore-forming organs ( sporangia ).
• However, current opinion is that the Zosterophylls were terrestrial plants, and Penhallow's " linear leaves " are interpreted as the aerial stems of the plant that had become flattened during fossilization.
• The sporangia were from " Psilophyton ", but some aerial stems were from what is now " Sawdonia ", and the rhizomes were from " Taeniocrada ".
• "' Layering "'is a means of plant propagation in which a portion of an aerial stem grows roots while still attached to the parent plant and then detaches as an independent plant.
• Prostrate aerial stems, called "'runners "'or "'stolons "'are important vegetative reproduction organs in some species, such as the strawberry, numerous grasses, and some ferns.
• "' Ariel stem modifications "'are modifications to the aerial stems, vegetative buds and floral buds of plants which perform functions such as climbing, protection, synthesis of food vegetative propagation, etc . the auxiliary or the terminal part show their stem nature.
• Although " Nothia aphylla " was leafless, its aerial stems were covered with'emergences': bumps on the stems which were oval, around 0.3 mm high and 0.7 to 1.2 mm long by up to 0.5 mm wide.