Gallery

disseminule type

family (key)

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Chrysopogon aciculatis

sessile spikelets, all with two pedicellate spikelets except second from right, with just pedicels

Chrysopogon aciculatis

caryopses, extracted from bracts (left 2 specimens) and with awned lemma and palea still attached (right)


Chrysopogon aciculatis

A, sessile spikelet, including callus and awn; B–D, sessile spikelet with two pedicels; B, side view; C, dorsal view; D, ventral view; E, caryopsis in ventral view; F, caryopsis in dorsal view; drawing by Lynda E. Chandler


Cirsium arvense

longitudinal section of achene showing embryo (left) and naked embryo (right)

Commelina benghalensis

A, subterranean seed showing embryotega; B, subterranean seed showing hilum; C, subterranean seed longitudinal section showing embryo, D, subterranean seed longitudinal section; E, aerial seed; F, aerial seed showing hilum, G, aerial seed longitudinal section showing embryo; H, aerial seed longitudinal section; drawing by Lynda E. Chandler



Crupina vulgaris

A, achene; B, detail of apex; C, achene outline showing entire pappus; D, longitudinal section of achene showing embryo in situ; E, transection of achene; drawing by Lynda E. Chandler


Cuscuta spp.

Cuscuta australis A, seed; B, longitudinal section of seed showing embryo; C, transection of seed; drawing by Lynda E. Chandler



Cuscuta spp.

Cuscuta monogyna Vahl. A, seed; B, longitudinal section of seed showing embryo; C, transection of seed; drawing by Lynda E. Chandler

Digitaria abyssinica

A, spikelet in ventral view showing lower glume and sterile lemma; B, spikelet in dorsal view showing upper glume; C, floret in ventral view showing palea and margins of lemma; D, floret in dorsal view showing lemma

Digitaria abyssinica

A, spikelet in ventral view; B, spikelet in dorsal view; C, floret in ventral view; D, floret in dorsal view; E, caryopsis in ventral view; F, caryopsis in dorsal view; drawing by Lynda E. Chandler

Digitaria abyssinica

caryopsis in dorsal view; photo by Mark Thurmond